{"id":326,"date":"2023-07-06T08:31:48","date_gmt":"2023-07-06T08:31:48","guid":{"rendered":"https:\/\/mathority.org\/ko\/%ed%97%a4%ec%84%b8-%ed%96%89%eb%a0%ac-%ed%97%a4%ec%84%b8-%ed%96%89%eb%a0%ac-2x2-3x3\/"},"modified":"2023-07-06T08:31:48","modified_gmt":"2023-07-06T08:31:48","slug":"%ed%97%a4%ec%84%b8-%ed%96%89%eb%a0%ac-%ed%97%a4%ec%84%b8-%ed%96%89%eb%a0%ac-2x2-3x3","status":"publish","type":"post","link":"https:\/\/mathority.org\/ko\/%ed%97%a4%ec%84%b8-%ed%96%89%eb%a0%ac-%ed%97%a4%ec%84%b8-%ed%96%89%eb%a0%ac-2x2-3x3\/","title":{"rendered":"\ud5e4\uc138 \ud589\ub82c(\ub610\ub294 \ud5e4\uc138)"},"content":{"rendered":"<p>\uc774 \ud398\uc774\uc9c0\ub294 \ud655\uc2e4\ud788 \uc874\uc7ac\ud558\ub294 \ud5e4\uc138 \ud589\ub82c\uc5d0 \ub300\ud55c \uac00\uc7a5 \uc644\uc804\ud55c \uc124\uba85\uc785\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\uc11c\ub294 \ud5e4\uc138 \ud589\ub82c\uc758 \uac1c\ub150\uacfc \uc774\ub97c \uacc4\uc0b0\ud558\ub294 \ubc29\ubc95\uc744 \uc608\uc81c\ub97c \ud1b5\ud574 \uc124\uba85\ud558\uace0 \uc5f0\uc2b5\ud560 \uc218 \uc788\ub294 \uba87 \uac00\uc9c0 \ud574\uacb0\ub41c \uc5f0\uc2b5 \ubb38\uc81c\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c \ub2e4\ubcc0\uc218 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uacfc \ucd5c\uc18c\uac12\uc774 \uc5b4\ub5bb\uac8c \uacc4\uc0b0\ub418\ub294\uc9c0, \uadf8\ub9ac\uace0 \uadf8\uac83\uc774 \uc624\ubaa9 \ud568\uc218\uc778\uc9c0 \ubcfc\ub85d \ud568\uc218\uc778\uc9c0\ub3c4 \ubc30\uc6b8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ud5e4\uc138 \ud589\ub82c \uc720\ud2f8\ub9ac\ud2f0\uc640 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\ub3c4 \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 class=\"wp-block-heading\"> \ud5e4\uc138 \ud589\ub82c\uc774\ub780 \ubb34\uc5c7\uc785\ub2c8\uae4c?<\/h2>\n<p> \ud5e4\uc2dc\uc548(\ub610\ub294 \ud5e4\uc2dc\uc548) \ud589\ub82c\uc758 \uc815\uc758\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p class=\"has-background\" style=\"background-color:#dff6ff\"> <strong>\ud5e4\uc138 \ud589\ub82c(Hessian Matrix)\uc740<\/strong> n \ubcc0\uc218 \ud568\uc218\uc758 \ubd80\ubd84 2\ucc28 \ub3c4\ud568\uc218\ub85c \uad6c\uc131\ub41c n \u00d7 n \ucc28\uc6d0\uc758 \uc815\uc0ac\uac01 \ud589\ub82c\uc785\ub2c8\ub2e4.<\/p>\n<p> \uc774 \ud589\ub82c\uc740 \ud5e4\uc138 \ud589\ub82c(Hessian)\uc774\ub77c\uace0\ub3c4 \uc54c\ub824\uc838 \uc788\uc73c\uba70 \uc77c\ubd80 \uc218\ud559 \ucc45\uc5d0\uc11c\ub294 \ud310\ubcc4 \ud589\ub82c(Discriminant)\uc774\ub77c\uace0 \ubd88\ub9ac\uae30\ub3c4 \ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774\ub97c \ud638\ucd9c\ud558\ub294 \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ubc29\ubc95\uc740 \ud5e4\uc138 \ud589\ub82c(Hessian Matrix)\uc785\ub2c8\ub2e4.<\/p>\n<p> \ub530\ub77c\uc11c \ud5e4\uc138 \ud589\ub82c\uc758 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/formule-matricielle-hessienne.webp\" alt=\"\ud5e4\uc138 \ud589\ub82c \ub610\ub294 \ud5e4\uc138 \ud589\ub82c \uacf5\uc2dd\" class=\"wp-image-2445\" width=\"541\" height=\"345\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p> \ub530\ub77c\uc11c \ud5e4\uc138 \ud589\ub82c\uc740 \ud56d\uc0c1 \ud568\uc218\uc758 \ubcc0\uc218 \uc218\uc640 \ucc28\uc6d0\uc774 \uac19\uc740 \uc815\uc0ac\uac01 \ud589\ub82c\uc774 \ub429\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ud568\uc218\uc5d0 3\uac1c\uc758 \ubcc0\uc218\uac00 \uc788\ub294 \uacbd\uc6b0 \ud5e4\uc138 \ud589\ub82c\uc758 \ucc28\uc6d0\uc740 3\u00d73\uc785\ub2c8\ub2e4.<\/p>\n<p> \ub610\ud55c <strong>Schwarz\uc758 \uc815\ub9ac<\/strong> (\ub610\ub294 Clairaut\uc758 \uc815\ub9ac)\ub294 \ubbf8\ubd84\uc758 \uc21c\uc11c\uac00 \uc911\uc694\ud558\uc9c0 \uc54a\ub2e4\uace0 \ub9d0\ud569\ub2c8\ub2e4. \uc989, \ubcc0\uc218\uc5d0 \ub300\ud574 \ubd80\ubd84\uc801\uc73c\ub85c \uba3c\uc800 \ud30c\uc0dd\ub429\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-01a7b7b5dca66cb33a1207e1f39c1140_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x_1\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"16\" style=\"vertical-align: -3px;\"><\/p>\n<p> \uadf8\ub7f0 \ub2e4\uc74c \ubcc0\uc218\uc640 \uad00\ub828\ud558\uc5ec<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f1cd6be340b4fce14489cf5b565a169e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x_2\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"17\" style=\"vertical-align: -3px;\"><\/p>\n<p> \ubd80\ubd84\uc801\uc73c\ub85c \ucc28\ubcc4\ud654\ub418\ub294 \uc148\uc774\ub2e4.<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f1cd6be340b4fce14489cf5b565a169e_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x_2\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"17\" style=\"vertical-align: -3px;\"><\/p>\n<p> \uadf8\ub7fc \uc874\uacbd\ud574<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-01a7b7b5dca66cb33a1207e1f39c1140_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"x_1\" title=\"Rendered by QuickLaTeX.com\" height=\"11\" width=\"16\" style=\"vertical-align: -3px;\"><\/p>\n<p> .<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-8e5cc28564c40c6588680df48d8255ec_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x_i\\partial x_j} = \\cfrac{\\partial^2 f}{\\partial x_j\\partial x_i}\" title=\"Rendered by QuickLaTeX.com\" height=\"47\" width=\"133\" style=\"vertical-align: -18px;\"><\/p>\n<\/p>\n<p> \ub530\ub77c\uc11c \ud5e4\uc138 \ud589\ub82c\uc740 <strong>\ub300\uce6d<\/strong> \ud589\ub82c, \uc989 \uc8fc\ub300\uac01\uc120\uc744 \ucd95\uc73c\ub85c \ud558\ub294 \ub300\uce6d \ud589\ub82c\uc785\ub2c8\ub2e4.<\/p>\n<p> \ud765\ubbf8\ub86d\uac8c\ub3c4 \ud5e4\uc138 \ud589\ub82c\uc740 \uc120\ud615 \ub300\uc218\ud559 \ubd84\uc57c\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud55c \uacf5\ud5cc\uc744 \ud55c 19\uc138\uae30 \ub3c5\uc77c \uc218\ud559\uc790 \ub8e8\ud2b8\ube44\ud788 \uc624\ud1a0 \ud5e4\uc138(Ludwig Otto Hesse)\uc758 \uc774\ub984\uc744 \ub530\uc11c \uba85\uba85\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 class=\"wp-block-heading\"> \ud5e4\uc138 \ud589\ub82c \uacc4\uc0b0\uc758 \uc608<\/h2>\n<p> 2 \u00d7 2 \ucc28\uc6d0\uc758 \ud5e4\uc138 \ud589\ub82c\uc744 \ucc3e\ub294 \ubc29\ubc95\uc758 \uc608\ub97c \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li> \ub2e4\uc74c \ud568\uc218\uc758 \uc810 (1,0)\uc5d0\uc11c \ud5e4\uc138 \ud589\ub82c\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-03bcc33e393ddc95defdc3cc04da35c2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle  f(x,y)=y^4+x^3+3x^2+ 4y^2 -4xy -5y +8\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"348\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> \uba3c\uc800, 1\ucc28 \ud3b8\ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-fd57722dfa592f129cac21ba8f183e05_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial x} = 3x^2 +6x -4y\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"152\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-1847d0b9ecd032b396d64ac27e5e3eeb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial y} = 4y^3+8y -4x -5\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"181\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p> 1\ucc28 \ub3c4\ud568\uc218\ub97c \uc774\ubbf8 \uc54c\uace0 \ub098\uba74 \ubaa8\ub4e0 2\ucc28 \ud3b8\ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-294ce075a54a240e012d30770fa10e3b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x^2} = 6x +6\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"102\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-895c605e3c401f96a0a9b07ea105522c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial y^2} =12y^2 +8\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"118\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-2ea4b2979928198e9fb91592d9e38874_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x \\partial y} = \\cfrac{\\partial^2 f}{\\partial y \\partial x}= -4\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"153\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p>\ub530\ub77c\uc11c \uc774\uc81c 2 \u00d7 2 \ud589\ub82c\uc5d0 \ub300\ud55c \uacf5\uc2dd\uc5d0\uc11c \ud5e4\uc138 \ud589\ub82c\uc744 \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-926f350fe0ac3184ec0b563b57fd6041_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f (x,y)=\\begin{pmatrix}\\cfrac{\\partial^2 f}{\\partial x^2} &amp; \\cfrac{\\partial^2 f}{\\partial x \\partial y} \\\\[4ex] \\cfrac{\\partial^2 f}{\\partial y \\partial x} &amp; \\cfrac{\\partial^2 f}{\\partial y^2} \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"111\" width=\"215\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b7f3d45918645a5b6019896ed45eda75_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f (x,y)=\\begin{pmatrix}6x +6 &amp;-4 \\\\[2ex] -4 &amp; 12y^2+8 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"64\" width=\"246\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \ub530\ub77c\uc11c \uc810 (1,0)\uc5d0\uc11c \ud3c9\uac00\ub41c \ud5e4\uc138 \ud589\ub82c\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-bdccfc61f7befe6c75f66c8a4658f3e6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f (1,0)=\\begin{pmatrix}6(1) +6 &amp;-4 \\\\[2ex] -4 &amp; 12(0)^2+8 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"64\" width=\"270\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exemple-matrice-hessienne-de-dimension-22152.webp\" alt=\"\uc0bc\ubca0 \ub610\ub294 \ud5e4\uc13c \ub2e4\uc774\uc758 \uc608\" class=\"wp-image-2487\" width=\"230\" height=\"80\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<h2 class=\"wp-block-heading\"> \ud5e4\uc138 \ud589\ub82c\uc758 \ubb38\uc81c \ud574\uacb0<\/h2>\n<h3 class=\"wp-block-heading\"> \uc5f0\uc2b5 1<\/h3>\n<p> \uc810 (1,1)\uc5d0\uc11c 2\uac1c\uc758 \ubcc0\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc74c \ud568\uc218\uc758 \ud5e4\uc138 \ud589\ub82c\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d1e63eb1506d471fb8fdbc0e6db8de0a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle  f(x,y)=x^2y+y^2x\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"151\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E3F2FD boto_ver_solucion\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E3F2FD\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\ud574\uacb0\ucc45 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> \uba3c\uc800, \ud568\uc218\uc758 1\ucc28 \ud3b8\ub3c4\ud568\uc218\ub97c \ucc3e\uc544\uc57c \ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9786ccaea4ad9305eb8b50d98f7f2626_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial x} = 2xy+y^2\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"111\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7b68a8a666732d228ad06ebd8bade063_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial y} = x^2+2yx\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"112\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uc774\ubbf8 1\ucc28 \ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud55c \ud6c4\uc5d0\ub294 \ubaa8\ub4e0 2\ucc28 \ud3b8\ub3c4\ud568\uc218\ub97c \ud478\ub294 \uc791\uc5c5\uc744 \uc9c4\ud589\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ef3e5008f32d204cae79f8faceafb6ba_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x^2} = 2y\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"70\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0e3f3f68ddab03ad22776b84f441cb7f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial y^2} =2x\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"71\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e6383bbe85e851dd1e573981b52a0158_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x \\partial y} = \\cfrac{\\partial^2 f}{\\partial y \\partial x}=2x+2y\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"188\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c \ud5e4\uc138 \ud589\ub82c\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ub429\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exercice-resolu-de-matrice-hessian-22152-1.webp\" alt=\"2x2 \ucc28\uc6d0\uc758 \ud5e4\uc138 \ud589\ub82c(Hessian Matrix)\uc758 \ubb38\uc81c \ud574\uacb0\" class=\"wp-image-2492\" width=\"290\" height=\"81\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ub0a8\uc740 \uac83\uc740 \uc810 (1,1)\uc5d0\uc11c \ud5e4\uc138 \ud589\ub82c\uc744 \ud3c9\uac00\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e5353c0229942269e07455047284f92b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f (1,1)=\\begin{pmatrix}2\\cdot 1 &amp;2 \\cdot 1+2\\cdot 1 \\\\[1.5ex] 2\\cdot 1+2\\cdot 1 &amp; 2\\cdot 1 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"292\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-cf00fccdb37a19388e76b5a84a408d02_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\bm{H_f (1,1)}=\\begin{pmatrix}\\bm{2} &amp; \\bm{4} \\\\[1.1ex] \\bm{4} &amp; \\bm{2} \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"145\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\uc5f0\uc2b5 2<\/h3>\n<p> \ub450 \ubcc0\uc218\uc758 \ub2e4\uc74c \ud568\uc218\uc758 \uc810 (1,1)\uc5d0\uc11c \ud5e4\uc138 \ud589\ub82c\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d577030e612ef7b6ab7b59aea4469539_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle  f(x,y)= e^{y\\ln x}\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"115\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E3F2FD boto_ver_solucion\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E3F2FD\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\ud574\uacb0\ucc45 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> \uba3c\uc800, \ud568\uc218\uc758 1\ucc28 \ud3b8\ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud574\uc57c \ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-1025a749344fdf59c8c016387b7e2c37_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial x} = e^{y\\ln x} \\cdot \\cfrac{y}{x}\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"110\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-2ddfad6313a350d43404b19a2278d771_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial y} = e^{y\\ln x} \\cdot \\ln x\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"125\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> 1\ucc28 \ub3c4\ud568\uc218\ub97c \uc5bb\uc740 \ud6c4\uc5d0\ub294 \ud568\uc218\uc758 2\ucc28 \ud3b8\ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-edcdf882fac053dc938c4f0d10060d30_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x^2} = e^{y\\ln x} \\cdot \\cfrac{y^2}{x^2} - e^{y\\ln x} \\cdot \\cfrac{y}{x^2}\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"219\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-1f59a0f7a852311293edd2231235ae7f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial y^2} =e^{y\\ln x} \\cdot \\ln ^2 x\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"141\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b760e29d744c2f294cf9cec33d61d1e7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x \\partial y}=\\cfrac{\\partial^2 f}{\\partial y \\partial x} =e^{y\\ln x} \\cdot \\cfrac{y}{x}\\cdot \\ln x + e^{y\\ln x}\\cdot \\cfrac{1}{x}\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"323\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c \ud568\uc218\uc758 \ud5e4\uc138 \ud589\ub82c\uc740 2\u00d72 \ucc28\uc6d0\uc758 \uc815\uc0ac\uac01 \ud589\ub82c\uc785\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exercice-resolu-de-hesse-de-dimension-22152-1.webp\" alt=\"\ud574\uacb0\ub41c \ud5e4\uc138 \uc6b4\ub3d9 \ub610\ub294 2x2 \ucc28\uc6d0\uc758 \ud5e4\uc138 \ud589\ub82c\" class=\"wp-image-2516\" width=\"620\" height=\"135\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ub0a8\uc740 \uac83\uc740 \uc810 (1,1)\uc5d0\uc11c \ud5e4\uc138 \ud589\ub82c\uc744 \ud3c9\uac00\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c316cc61e6d007e5d034274e0f494520_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f (1,1)=\\begin{pmatrix} e^{1\\ln (1)} \\displaystyle \\cdot \\cfrac{1^2}{1^2} - e^{1\\ln (1)} \\cdot \\cfrac{1}{1^2}&amp; e^{1\\ln (1)} \\cdot \\cfrac{1}{1}\\cdot \\ln (1) + e^{1\\ln (1)}\\cdot \\cfrac{1}{1} \\\\[3ex] e^{1\\ln (1)} \\cdot \\cfrac{1}{1}\\cdot \\ln (1) + e^{1\\ln (1)}\\cdot \\cfrac{1}{1} &amp; e^{1\\ln (1)} \\cdot \\ln ^2 (1) \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"99\" width=\"557\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6e456b856c722a140d73ade63f13ec9f_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f (1,1)=\\begin{pmatrix}e^{0} \\cdot 1 - e^{0} \\cdot 1&amp; e^{0} \\cdot 1\\cdot 0 + e^{0}\\cdot 1 \\\\[2ex] e^{0} \\cdot 1\\cdot 0 + e^{0}\\cdot 1 &amp; e^{0} \\cdot 0\\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"64\" width=\"366\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-929fbf6e7f0f90110d11d4ccd51fd51a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f (1,1)=\\begin{pmatrix}1 - 1&amp; 0+ 1 \\\\[1.5ex] 0 +1 &amp; 1 \\cdot 0\\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"206\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ce780ddb8c09515afccfb2da2d842584_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\bm{H_f (1,1)}=\\begin{pmatrix}\\bm{0} &amp; \\bm{1} \\\\[1.1ex] \\bm{1} &amp; \\bm{0} \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"145\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\">\uc5f0\uc2b5 3<\/h3>\n<p> \ud574\ub2f9 \uc9c0\uc810\uc5d0\uc11c \ud5e4\uc138 \ud589\ub82c\uc744 \uad6c\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b324eec3855aa704cfe7cef3a72713f1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(0,1,\\pi)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"56\" style=\"vertical-align: -5px;\"><\/p>\n<p> 3\uac1c\uc758 \ubcc0\uc218\uac00 \uc788\ub294 \ub2e4\uc74c \ud568\uc218: <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-07614221c6aa91fe6591ecfdd7ee064b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle  f(x,y,z)= e^{-x}\\cdot \\text{sen}(yz)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"189\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E3F2FD boto_ver_solucion\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E3F2FD\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\ud574\uacb0\ucc45 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> \uba3c\uc800, \ud568\uc218\uc758 1\ucc28 \ud3b8\ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f3403bbb8643fb0c3f01dc93031683d1_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial x} = -e^{-x}\\cdot \\text{sen}(yz)\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"155\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6e77e08ad03b7a454f9a9f5c320d4902_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial y} = ze^{-x}\\cdot \\text{cos}(yz)\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"149\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-912b948c3339efba02beb10da8853e89_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial z} = ye^{-x}\\cdot \\text{cos}(yz)\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"149\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> 1\ucc28 \ub3c4\ud568\uc218\ub97c \uc5bb\uc740 \ud6c4\uc5d0\ub294 \ud568\uc218\uc758 2\ucc28 \ud3b8\ub3c4\ud568\uc218\ub97c \uacc4\uc0b0\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-831ffaaf0208ac80132c58e97c10696d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x^2} =e^{-x}\\cdot \\text{sen}(yz)\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"149\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f8c77e5f03861145b5370a208642c199_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x \\partial y}=\\cfrac{\\partial^2 f}{\\partial y \\partial x} =-ze^{-x}\\cdot \\text{cos}(yz)\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"248\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f3a5180d638ffbedb5028da56c5c2b9b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x \\partial z}=\\cfrac{\\partial^2 f}{\\partial z \\partial x} =-ye^{-x}\\cdot \\text{cos}(yz)\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"247\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-001a3978b472e9085c4658d19e976079_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial y^2} =-z^2e^{-x}\\cdot \\text{sen}(yz)\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"179\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d8c2c222f469c688e41ed773c1721834_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial y \\partial z}=\\cfrac{\\partial^2 f}{\\partial z \\partial y} =e^{-x}\\cdot \\text{cos}(yz)-yze^{-x}\\cdot \\text{sen}(yz)\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"360\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-98dcbe5198ef8336355c89a80bb981ce_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial^2 z} = -y^2e^{-x}\\cdot \\text{sen}(yz)\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"179\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c \ud568\uc218\uc758 \ud5e4\uc138 \ud589\ub82c\uc740 3\u00d73 \ucc28\uc6d0\uc758 \uc815\uc0ac\uac01 \ud589\ub82c\uc785\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exemple-de-matrice-de-hesse-en-3-dimensions-32153-1.webp\" alt=\"3x3 \ucc28\uc6d0\uc758 \uc0bc\ubca0 \ub610\ub294 \uc0bc\ubca0 \ud589\ub82c\uc758 \uc608\" class=\"wp-image-2537\" width=\"857\" height=\"109\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ud574\ub2f9 \uc2dc\uc810\uc5d0\uc11c \ubcc0\uc218\ub97c \ud574\ub2f9 \uac12\uc73c\ub85c \ub300\uccb4\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-cf0e780dfde4cefb749a03fe14266290_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"(0,1,\\pi):\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"66\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4e198192f67babd81228caa53b66e8a0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f(0,1,\\pi)=\\begin{pmatrix}e^{-0}\\cdot \\text{sen}(1\\pi) &amp; -\\pi e^{-0}\\cdot \\text{cos}(1\\pi) &amp;-1e^{-0}\\cdot \\text{cos}(1\\pi) \\\\[1.5ex] -\\pi e^{-0}\\cdot \\text{cos}(1 \\pi)&amp;-\\pi^2e^{-0}\\cdot \\text{sen}(1 \\pi) &amp;e^{-0}\\cdot \\text{cos}(1 \\pi)-1 \\pi e^{-0}\\cdot \\text{sen}(1 \\pi) \\\\[1.5ex] -1e^{-0}\\cdot \\text{cos}(1 \\pi)&amp; e^{-0}\\cdot \\text{cos}(1 \\pi)-1 \\pi e^{-0}\\cdot \\text{sen}(1 \\pi)&amp; -1^2e^{-0}\\cdot \\text{sen}(1 \\pi) \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"87\" width=\"756\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4ce9c6b4cfcddfb0c2eb51db1189c653_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f(0,1,\\pi)=\\begin{pmatrix}1\\cdot 0 &amp; -\\pi \\cdot 1 \\cdot (-1)&amp;-1\\cdot 1 \\cdot (-1) \\\\[1.5ex] -\\pi \\cdot 1 \\cdot (-1) &amp;-\\pi^2\\cdot 1\\cdot 0 &amp;1 \\cdot (-1)-\\pi \\cdot 1\\cdot 0 \\\\[1.5ex] -1\\cdot 1 \\cdot (-1) &amp; 1\\cdot (-1) - \\pi \\cdot 1\\cdot 0 &amp; -1\\cdot 1 \\cdot 0 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"86\" width=\"527\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exercice-resolu-de-matrice-hessiana-32153-1.webp\" alt=\"3x3 \ucc28\uc6d0\uc758 \ud5e4\uc138 \ud589\ub82c(Hessian Matrix) \ub610\ub294 \ud5e4\uc138 \ud589\ub82c(Hessian Matrix)\uc744 \ub2e8\uacc4\ubcc4\ub85c \ud480\uc5b4\ub0b4\ub294 \uc5f0\uc2b5\" class=\"wp-image-2536\" width=\"291\" height=\"109\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<h3 class=\"wp-block-heading\"> \uc5f0\uc2b5 4<\/h3>\n<p> 4\uac1c\uc758 \ubcc0\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc74c \ud568\uc218\uc758 \uc810 (2,-1,1,-1)\uc5d0\uc11c \ud5e4\uc138 \ud589\ub82c\uc744 \uacb0\uc815\ud569\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4cf4dde4cb282d4f494142475a514b6d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle  f(x,y,z,w)= 2x^3y^4zw^2 - 2y^3w^4+ 3x^2z^2\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"320\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<div class=\"wp-block-otfm-box-spoiler-start otfm-sp__wrapper otfm-sp__box js-otfm-sp-box__closed otfm-sp__E3F2FD boto_ver_solucion\" role=\"button\" tabindex=\"0\" aria-expanded=\"false\" data-otfm-spc=\"#E3F2FD\" style=\"text-align:center\">\n<div class=\"otfm-sp__title\"> <strong>\ud574\uacb0\ucc45 \ubcf4\uae30<\/strong><\/div>\n<\/div>\n<p class=\"has-text-align-left\"> \uccab \ubc88\uc9f8 \ub2e8\uacc4\ub294 \ud568\uc218\uc758 1\ucc28 \ud3b8\ub3c4\ud568\uc218\ub97c \ucc3e\ub294 \uac83\uc785\ub2c8\ub2e4. <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d559c24695adc4e5bf25a07162b0b82c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial x} =6x^2y^4zw^2 + 6xz^2\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"175\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7e4b630227d3c64561c2a87f729612b2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial y} =8x^3y^3zw^2 - 6y^2w^4\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"186\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c473febcf510cf11a4b30fad46fb3d3_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial z} = 2x^3y^4w^2 + 6x^2z\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"166\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-afc9ac6f800c06919a5bee6d6ea20a38_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial f}{\\partial w} =4x^3y^4zw - 8y^3w^3\" title=\"Rendered by QuickLaTeX.com\" height=\"39\" width=\"181\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \uc774\uc81c \uc6b0\ub9ac\ub294 \ud568\uc218\uc758 2\ucc28 \ud3b8\ub3c4\ud568\uc218\ub97c \ud47c\ub2e4: <\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-55333bf53a5934f849b6eea4d5a4f64c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x^2} =12xy^4zw^2 + 6z^2\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"174\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-ecd6fb72d35cb8c8b09e14dd2337bdfd_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x \\partial y}=\\cfrac{\\partial^2 f}{\\partial y \\partial x}=24x^2y^3zw^2\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"211\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-02885e698f3ae93bbf9515970de030ff_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x \\partial z}=\\cfrac{\\partial^2 f}{\\partial z \\partial x}=6x^2y^4w^2 + 12xz\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"252\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0a43e7868272e5f9981fd6961c4d2078_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial x \\partial w} = \\cfrac{\\partial^2 f}{\\partial w \\partial x}=12x^2y^4zw\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"212\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-fd1617aa3759b2cab9621b821d06f42d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial y^2} =24x^3y^2zw^2 - 12yw^4\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"204\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c019a5c8dd396e6d0ee491d1e96b0f42_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial y \\partial z}=\\cfrac{\\partial^2 f}{\\partial y \\partial z}=8x^3y^3w^2\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"191\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-83dc31061c77785623e54e55f39c7bea_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial y \\partial w} = \\cfrac{\\partial^2 f}{\\partial w \\partial y}=16x^3y^3zw - 24y^2w^3\" title=\"Rendered by QuickLaTeX.com\" height=\"45\" width=\"287\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-57b2a8d35948c0ac623709a00922f2a9_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial^2 z} =6x^2\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"78\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-260eacc428eb6db6a9a5ad0b7c7e9649_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial z \\partial w} = \\cfrac{\\partial^2 f}{\\partial w \\partial z}=4x^3y^4w\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"192\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7d4cb2a8938dfd2d17cc68cd9260eae5_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial^2 f}{\\partial^2 w} =4x^3y^4z - 24y^3w^2\" title=\"Rendered by QuickLaTeX.com\" height=\"41\" width=\"184\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-left\"> \ub530\ub77c\uc11c \ubaa8\ub4e0 \ud3b8\ub3c4\ud568\uc218\ub97c \ud480\uc5b4 \uc5bb\uc740 4\u00d74 \ud5e4\uc138 \ud589\ub82c\uc758 \ud45c\ud604\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exemple-de-toile-de-jute-ou-matrice-de-toile-de-jute-de-dimension-44.webp\" alt=\"4x4 \ucc28\uc6d0\uc758 \uc0bc\ubca0 \ub610\ub294 \uc0bc\ubca0 \ub9e4\ud2b8\ub9ad\uc2a4\ub97c \ub2e8\uacc4\ubcc4\ub85c \ud574\uacb0\ud558\ub294 \uc608\" width=\"854\" height=\"180\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p class=\"has-text-align-left\"> \ub9c8\uc9c0\ub9c9\uc73c\ub85c, \uac01\uac01\uc758 \ud3ec\uc778\ud2b8 \uac12(2,-1,1,-1)\uc744 \ubbf8\uc9c0\uc218\ub85c \ub300\uccb4\ud558\uace0 \uacc4\uc0b0\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/exercice-resolu-de-hesse-ou-matrice-hessienne-de-dimension-44.webp\" alt=\"4x4 \ucc28\uc6d0\uc758 Hessian \ub610\ub294 Hessian \ud589\ub82c\uc744 \ub2e8\uacc4\ubcc4\ub85c \ud574\uacb0\ud558\ub294 \uc5f0\uc2b5\" width=\"457\" height=\"182\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<div class=\"wp-block-otfm-box-spoiler-end otfm-sp_end\"><\/div>\n<div class=\"adsb30\" style=\" margin:px; text-align:\"><\/div>\n<h2 class=\"wp-block-heading\"> \ud5e4\uc138 \ud589\ub82c\uc774 \uc591\uc218, \uc74c\uc218 \ub610\ub294 \ubd80\uc815\uc218\uc778\uc9c0 \uc5b4\ub5bb\uac8c \uc54c \uc218 \uc788\ub098\uc694?<\/h2>\n<p> \ub098\uc911\uc5d0 \uc0b4\ud3b4\ubcf4\uaca0\uc9c0\ub9cc, \ud5e4\uc138 \ud589\ub82c\uc774 \uc591\uc758 \uc900\uc815\ubd80\ud638, \uc591\uc758 \uc900\uc815\ubd80\ud638, \uc74c\uc758 \uc900\uc815\ubd80\ud638, \uc74c\uc758 \uc815\ubd80\ud638, \ubd80\uc815\ud638 \ud589\ub82c\uc778\uc9c0 \uc544\ub294 \uac83\uc740 \ub9e4\uc6b0 \uc720\uc6a9\ud569\ub2c8\ub2e4. \uadf8\ub7fc \uc5b4\ub5bb\uac8c \uc54c \uc218 \uc788\ub294\uc9c0 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h3 class=\"wp-block-heading\"> \uace0\uc720\uac12(\ub610\ub294 \uace0\uc720\uac12)\uc758 \uae30\uc900<\/h3>\n<p> \uc5b4\ub5a4 \uc720\ud615\uc758 \ud589\ub82c\uc778\uc9c0 \uc54c \uc218 \uc788\ub294 \ud55c \uac00\uc9c0 \ubc29\ubc95\uc740 \ud5e4\uc138 \ud589\ub82c\uc758 \uace0\uc720\uac12(\ub610\ub294 \uace0\uc720\uac12)\uc744 \uc0b4\ud3b4\ubcf4\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<ul>\n<li> \ud5e4\uc138 \ud589\ub82c\uc740 0\ubcf4\ub2e4 \ud06c\uac70\ub098 \uac19\uc740 \uace0\uc720\uac12(\ub610\ub294 \uace0\uc720\uac12)\uc744 \uac16\ub294 \uacbd\uc6b0 <span style=\"color:#1976d2;\"><strong>\uc591\uc758 \uc900\uc815\ubd80\ud638<\/strong><\/span> \uc785\ub2c8\ub2e4. \uc989, \uc591\uc758 \uace0\uc720\uac12\uc774 \uc788\uace0 \uc801\uc5b4\ub3c4 \ud558\ub098\ub294 0\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-21d0afe89f5d1545ccda3d2bd0d8660a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lambda \\geq 0\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"43\" style=\"vertical-align: -3px;\"><\/p>\n<\/p>\n<ul>\n<li> \ud5e4\uc138 \ud589\ub82c\uc740 \ubaa8\ub4e0 \uace0\uc720\uac12(\ub610\ub294 \uace0\uc720\uac12)\uc774 \uc804\uc801\uc73c\ub85c 0(\uc591\uc218)\ubcf4\ub2e4 \ud070 \uacbd\uc6b0 <span style=\"color:#1976d2;\"><strong>\uc591\uc758 \uc815\ubd80\ud638 \ud589\ub82c<\/strong><\/span> \uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f203da6c7fff0b1487c2084e3d90966b_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lambda > 0&#8243; title=&#8221;Rendered by QuickLaTeX.com&#8221; height=&#8221;14&#8243; width=&#8221;43&#8243; style=&#8221;vertical-align: -2px;&#8221;><\/p>\n<\/p>\n<ul>\n<li> \ud5e4\uc138 \ud589\ub82c\uc740 \uace0\uc720\uac12(\ub610\ub294 \uace0\uc720\uac12)\uc774 0 \uc774\ud558\uc778 \uacbd\uc6b0 \uc74c\uc758 <span style=\"color:#1976d2;\"><strong>\uc900\uc815\ubd80\ud638\uc785\ub2c8\ub2e4<\/strong><\/span> . \uc989, \uc74c\uc758 \uace0\uc720\uac12\uc774 \uc788\uace0 \uc801\uc5b4\ub3c4 \ud558\ub098\ub294 0\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-dfdf139bb553d680b38761b565dd3db8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lambda \\leq 0\" title=\"Rendered by QuickLaTeX.com\" height=\"15\" width=\"43\" style=\"vertical-align: -3px;\"><\/p>\n<\/p>\n<ul>\n<li> \ud5e4\uc138 \ud589\ub82c\uc740 \ubaa8\ub4e0 \uace0\uc720\uac12(\ub610\ub294 \uace0\uc720\uac12)\uc774 0(\uc74c\uc218)\ubcf4\ub2e4 \uc791\uc740 \uacbd\uc6b0 <span style=\"color:#1976d2;\"><strong>\uc74c\uc758 \uc815\ubd80\ud638 \ud589\ub82c<\/strong><\/span> \uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-1fdc8fd3de7c5d7643ca8e4dbfe3704d_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lambda < 0\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"43\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<ul>\n<li> \ud5e4\uc138 \ud589\ub82c\uc740 \uc591\uc218 \ubc0f \uc74c\uc218 \uace0\uc720\uac12(\ub610\ub294 \uace0\uc720\uac12)\uc744 \uac16\ub294 \uacbd\uc6b0 <span style=\"color:#1976d2;\"><strong>\uc815\uc758\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4<\/strong><\/span> .<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-fa9eea2abe5f790e65f0c5afab8c3adb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\lambda > 0 \\qquad \\lambda <0\" title=\"Rendered by QuickLaTeX.com\" height=\"14\" width=\"121\" style=\"vertical-align: -2px;\"><\/p>\n<\/p>\n<h3 class=\"wp-block-heading\"> \uc2e4\ubca0\uc2a4\ud130 \uae30\uc900<\/h3>\n<p> \ud5e4\uc138 \ud589\ub82c\uc774 \uc5b4\ub5a4 \uc720\ud615\uc778\uc9c0 \uc54c \uc218 \uc788\ub294 \ub610 \ub2e4\ub978 \ubc29\ubc95\uc740 \uc2e4\ubca0\uc2a4\ud130\uc758 \uae30\uc900\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc774 \uc815\ub9ac\ub294 \uc591\uc758 \uc815\ubd80\ud638, \uc74c\uc758 \uc815\ubd80\ud638 \ub610\ub294 \ubd80\uc815\ud638\uc778\uc9c0\ub9cc \uc54c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ub54c\ub85c\ub294 \uacc4\uc0b0\uc774 \uc77c\ubc18\uc801\uc73c\ub85c \ub354 \uc27d\uae30 \ub54c\ubb38\uc5d0 \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \ud6e8\uc52c \ub354 \ube60\ub97c \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-118\"><\/div>\n<\/div>\n<p> \ub530\ub77c\uc11c <strong>\uc2e4\ubca0\uc2a4\ud130 \uae30\uc900\uc740<\/strong> \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li> \ud5e4\uc138 \ud589\ub82c\uc758 \ubaa8\ub4e0 \uc8fc\uc694 \ub9c8\uc774\ub108\uac00 0\ubcf4\ub2e4 \ud070 \uacbd\uc6b0 \uc774\ub294 <span style=\"color:#1976d2;\"><strong>\uc591\uc758 \uc815\ubd80\ud638<\/strong><\/span> \ud589\ub82c\uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<ul>\n<li> \uc9dd\uc218 \uc778\ub371\uc2a4\ub97c \uac16\ub294 \ud5e4\uc138 \ud589\ub82c\uc758 \uc8fc\uc694 \ub9c8\uc774\ub108\uac00 0\ubcf4\ub2e4 \ud06c\uace0 \ud640\uc218 \uc778\ub371\uc2a4\ub97c \uac16\ub294 \uc8fc\uc694 \ub9c8\uc774\ub108\uac00 0\ubcf4\ub2e4 \uc791\uc740 \uacbd\uc6b0 \uc774\ub294 <span style=\"color:#1976d2;\"><strong>\uc74c\uc758 \uc815\ubd80\ud638 \ud589\ub82c<\/strong><\/span> \uc785\ub2c8\ub2e4.<\/li>\n<\/ul>\n<ul>\n<li> \ud5e4\uc138 \ud589\ub82c\uc758 \ubaa8\ub4e0 \uc8fc\uc694 \ubd80\ucc28 \uc694\uc18c\uac00 0\uc774 \uc544\ub2c8\uace0 \uc774\uc804 \ub450 \uc870\uac74 \uc911 \uc5b4\ub290 \uac83\ub3c4 \ucda9\uc871\ub418\uc9c0 \uc54a\uc73c\uba74 \uc774\ub294 <span style=\"color:#1976d2;\"><strong>\ubb34\ud55c<\/strong><\/span> \ud589\ub82c\uc785\ub2c8\ub2e4. <\/li>\n<\/ul>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/majeurs-mineurs-d-une-matrice.webp\" alt=\"\ud5e4\uc138 \ud589\ub82c\uc758 \uc8fc\uc694 \ubd80\uc804\uacf5\" class=\"wp-image-2583\" width=\"417\" height=\"361\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<p> \ubd84\uba85\ud788, \ud5e4\uc138 \ud589\ub82c\uc758 \ucd5c\ub300 \uc8fc \ub9c8\uc774\ub108\ub294 \ud589\ub82c\uc2dd\uacfc \ud56d\uc0c1 \uc77c\uce58\ud569\ub2c8\ub2e4. \ub2e8\uc9c0 \uc815\ubcf4 \uc81c\uacf5\uc758 \ubaa9\uc801\uc73c\ub85c, \ud5e4\uc138 \ud589\ub82c\uc758 \ud589\ub82c\uc2dd\uc744 &#8220;\ud5e4\uc138 \ud589\ub82c&#8221;\uc774\ub77c\uace0\ub3c4 \ubd80\ub974\uc9c0\ub9cc, \uc5ec\uae30\uc11c\ub294 \ud63c\ub3d9\uc744 \ud53c\ud558\uae30 \uc704\ud574 \uadf8\ub807\uac8c \ud558\uc9c0 \uc54a\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 class=\"wp-block-heading\"> \ud5e4\uc138 \ud589\ub82c\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud568\uc218\uc758 \ucd5c\ub300\uac12 \ub610\ub294 \ucd5c\uc18c\uac12\uc744 \uacc4\uc0b0\ud558\ub294 \ubc29\ubc95<\/h2>\n<p> \ud5e4\uc138 \ud589\ub82c\uc744 \uacc4\uc0b0\ud558\ub294 \ubc29\ubc95\uc744 \uc54c\uac8c \ub418\uba74 \uc544\ub9c8\ub3c4 \uad81\uae08\ud560 \uac83\uc785\ub2c8\ub2e4. \uc774 \ud589\ub82c\uc740 \uc5b4\ub514\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\uae4c?<\/p>\n<p> \ud5e4\uc138 \ud589\ub82c\uc758 \uc751\uc6a9 \uc911 \ud558\ub098\ub294 \ub458 \uc774\uc0c1\uc758 \ubcc0\uc218\ub97c \uac16\ub294 \ud568\uc218\uc758 \ucd5c\ub300\uac12 \ub610\ub294 \ucd5c\uc18c\uac12\uc744 \ucc3e\ub294 \uac83\uc785\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \ucd5c\ub300\uac12\uacfc \ucd5c\uc18c\uac12\uc744 \uacc4\uc0b0\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud55c \ub2e8\uacc4\ubcc4 \uc124\uba85\uc785\ub2c8\ub2e4.<\/p>\n<ol style=\"color:#1976d2; font-weight: bold;>\n<li><span style=\" color:#262626;font-weight:=\"\" normal;\"=\"\">\n<li style=\"margin-bottom:18px\"><span style=\"color:#262626;font-weight: normal;\">\uba3c\uc800 \ub2e4\ubcc0\uc218 \ud568\uc218\uc758 <strong>\uc784\uacc4\uc810\uc744<\/strong> \uacc4\uc0b0\ud569\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 \ud568\uc218\uc758 \uae30\uc6b8\uae30 \ub610\ub294 <a href=\"https:\/\/mathority.org\/ko\/\u110b\u1163\u110f\u1169\u1107\u1175\u110b\u1161\u11ab-\u1112\u1162\u11bc\u1105\u1167\u11af-\u110b\u1163\u110f\u1169\u1107\u1175\u110b\u1161\u11ab\/\">\uc57c\ucf54\ube44\uc548 \ud589\ub82c\uc744<\/a> \uacc4\uc0b0\ud558\uace0 \uc774\ub97c 0\uc73c\ub85c \uc124\uc815\ud55c \ud6c4 \ubc29\uc815\uc2dd\uc744 \ud489\ub2c8\ub2e4.<\/span><\/li>\n<li style=\"margin-bottom:18px\"> <span style=\"color:#262626;font-weight: normal;\">\ud5e4\uc138 \ud589\ub82c\uc774 \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/span><\/li>\n<li style=\"margin-bottom:18px\"> <span style=\"color:#262626;font-weight: normal;\">1\ub2e8\uacc4\uc5d0\uc11c \ucc3e\uc740 \uc784\uacc4\uc810\uc740 \ud5e4\uc138 \ud589\ub82c\ub85c \ub300\uccb4\ub429\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \uc784\uacc4\uc810\uc774 \uae30\ub2a5\ud558\ub294 \ub9cc\ud07c \ub9ce\uc740 \ud5e4\uc138 \ud589\ub82c\uc744 \uc5bb\uc744 \uac83\uc785\ub2c8\ub2e4.<\/span><\/li>\n<li style=\"margin-bottom:18px\"> <span style=\"color:#262626;font-weight: normal;\">\uac01 \ud5e4\uc138 \ud589\ub82c\uc774 \uc5b4\ub5a4 \ud589\ub82c\uc778\uc9c0 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc989, \uc6b0\ub9ac\ub294 \uadf8\uac83\uc774 \uc591\uc758 \uc815\ubd80\ud638, \uc74c\uc758 \uc815\ubd80\ud638, \ubd80\uc815\ud655\ud55c\uc9c0 \ub4f1\uc744 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4.<\/span>\n<ul>\n<li style=\"margin-left:30px; margin-bottom:10px; margin-top:10px\"> <span style=\"color:#262626;font-weight: normal;\">\ud5e4\uc138 \ud589\ub82c\uc774 \uc591\uc758 \uc815\ubd80\ud638 \ud589\ub82c\uc778 \uacbd\uc6b0 \uc784\uacc4\uc810\uc740 \ud568\uc218\uc758 <span style=\"color:#1976d2;\"><strong>\uc0c1\ub300\uc801 \ucd5c\uc18c\uac12<\/strong><\/span> \uc785\ub2c8\ub2e4.<\/span><\/li>\n<li style=\"margin-left:30px; margin-bottom:10px\"> <span style=\"color:#262626;font-weight: normal;\">\ud5e4\uc138 \ud589\ub82c\uc774 \uc74c\uc758 \uc815\ubd80\ud638 \ud589\ub82c\uc778 \uacbd\uc6b0 \uc784\uacc4\uc810\uc740 \ud568\uc218\uc758 <span style=\"color:#1976d2;\"><strong>\uc0c1\ub300 \ucd5c\ub300\uac12<\/strong><\/span> \uc785\ub2c8\ub2e4.<\/span><\/li>\n<li style=\"margin-left:30px;\"> <span style=\"color:#262626;font-weight: normal;\">\ud5e4\uc138 \ud589\ub82c\uc774 \uc815\uc758\ub418\uc9c0 \uc54a\uc740 \uacbd\uc6b0 <span style=\"color:#1976d2;\"><strong>\uc784\uacc4\uc810<\/strong><\/span> \uc740 \uc548\uc7a5\uc810\uc785\ub2c8\ub2e4.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3 class=\"wp-block-heading\"> \ub2e4\ubcc0\uc218 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uacfc \ucd5c\uc18c\uac12 \uacc4\uc0b0 \uc608<\/h3>\n<p> \uc774\uac83\uc774 \uc5b4\ub5bb\uac8c \uc218\ud589\ub418\ub294\uc9c0 \ud655\uc778\ud558\uae30 \uc704\ud574 \ud5e4\uc138 \ud589\ub82c\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud568\uc218\uc758 \uc0c1\ub300 \uadf9\uac12\uc744 \uacc4\uc0b0\ud558\uace0 \ubd84\ub958\ud558\ub294 \uc608\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li> \ub2e4\uc74c \ub2e4\ubcc0\uc218 \ud568\uc218\uc758 \ubaa8\ub4e0 \uc0c1\ub300 \uadf9\uac12\uc744 \ucc3e\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-f422cf8ac57ec69b69af091986d534da_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle  f(x,y)=x^2-y^2+2xy+ 4x-4y\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"262\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> \uac00\uc7a5 \uba3c\uc800 \ud574\uc57c \ud560 \uc77c\uc740 \ud568\uc218\uc758 \uc57c\ucf54\ube44\uc548 \ud589\ub82c\uc744 \uacc4\uc0b0\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc774 \uacbd\uc6b0 \uc2a4\uce7c\ub77c \ud568\uc218\uc774\uae30 \ub54c\ubb38\uc5d0 \uae30\uc6b8\uae30\uc640 \uc77c\uce58\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-b583925d8f0f0a93afa22c409ae00aa8_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\nabla f (x,y)=(2x+2y+4 \\ , \\ -2y+2x-4 )\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"315\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> \uc774\uc81c \uc784\uacc4\uc810\uc744 \uacb0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 \uc5bb\uc740 \ubc29\uc815\uc2dd\uc744 0\uc73c\ub85c \ub3d9\uc77c\ud654\ud558\uace0 \ubc29\uc815\uc2dd \uc2dc\uc2a4\ud15c\uc744 \ud480\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-0b72f879adb6df18c19610c21eba3887_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\nabla f (x,y)=0\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"99\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d851eb626a9bd385aec8f68c9df71a39_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\left. \\begin{array}{l} 2x+2y+4 =0 \\\\[2ex] -2y+2x-4=0 \\end{array}\\right\\} \\longrightarrow \\left. \\begin{array}{c} x = 0 \\\\[1.1ex] y = -2 \\end{array}\\right\\} \\longrightarrow \\ (0,-2)\" title=\"Rendered by QuickLaTeX.com\" height=\"65\" width=\"383\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \uadf8\ub798\uc11c \uc6b0\ub9ac\uac00 \ucc3e\uc740 \uc784\uacc4\uc810\uc740 (0,-2)\uc785\ub2c8\ub2e4.<\/p>\n<p> \ud568\uc218\uc758 \uc784\uacc4\uc810\uc744 \ucc3e\uc73c\uba74 \ud5e4\uc138 \ud589\ub82c\uc744 \uacc4\uc0b0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-702fa5f5c3e3d872e1ec0dad0e3216c7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f (x,y)=\\begin{pmatrix}2 &amp; 2 \\\\[1.1ex] 2 &amp; -2  \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"160\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \uadf8\ub9ac\uace0 \ubd84\uba85\ud788 \uc784\uacc4\uc810\uc5d0\uc11c \ud3c9\uac00\ub41c \ud5e4\uc138 \ud589\ub82c\uc740 \ub3d9\uc77c\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7b56ffff28d1a9b98c9848891ae924eb_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f (0,-2)=\\begin{pmatrix}2 &amp; 2 \\\\[1.1ex] 2 &amp; -2 \\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"172\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \uc5b4\ub5a4 \uc720\ud615\uc758 \ud589\ub82c\uc778\uc9c0 \ud655\uc778\ud558\uae30 \uc704\ud574 \uc2e4\ubca0\uc2a4\ud130 \uae30\uc900\uc744 \uc0ac\uc6a9\ud558\uaca0\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc6b0\ub9ac\ub294 \ub9e4\ud2b8\ub9ad\uc2a4\uc758 \uc8fc\uc694 \ub9c8\uc774\ub108\ub97c \ud574\uacb0\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-226cf6a18d27a9da300823c13158d56a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\begin{vmatrix}2 \\end{vmatrix} = 2\" title=\"Rendered by QuickLaTeX.com\" height=\"23\" width=\"50\" style=\"vertical-align: -7px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d66efe9fca481475009bb1703939e4f6_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\begin{vmatrix}2 &amp; 2 \\\\[1.1ex] 2 &amp; -2 \\end{vmatrix} = -8\" title=\"Rendered by QuickLaTeX.com\" height=\"54\" width=\"104\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> \uc8fc \ub2e8\uc870 1(\ud640\uc218)\uc740 \uc591\uc218\uc774\uace0 \uc8fc\uc694 \ub2e8\uc870 2(\uc9dd\uc218)\ub294 \uc74c\uc218\uc774\ubbc0\ub85c \uc2e4\ubca0\uc2a4\ud130 \uae30\uc900\uc5d0 \ub530\ub974\uba74 \uc774\ub294 <strong>\ubb34\ud55c \ud589\ub82c\uc785\ub2c8\ub2e4.<\/strong> \ub530\ub77c\uc11c \uc784\uacc4\uc810(0,-2)\uc740 <strong>\uc548\uc7a5\uc810\uc785\ub2c8\ub2e4.<\/strong> <\/p>\n<div class=\"adsb30\" style=\" margin:12px; text-align:center\">\n<div id=\"ezoic-pub-ad-placeholder-119\"><\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"> \ud5e4\uc138 \ud589\ub82c\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud568\uc218\uc758 \uc624\ubaa9\uc131 \ub610\ub294 \ubcfc\ub85d\uc131 \uacb0\uc815<\/h2>\n<p> \ud5e4\uc138 \ud589\ub82c\uc758 \ub610 \ub2e4\ub978 \uc6a9\ub3c4\ub294 \ud568\uc218\uac00 \uc624\ubaa9\uc778\uc9c0 \ubcfc\ub85d\uc778\uc9c0\ub97c \uc544\ub294 \uac83\uc785\ub2c8\ub2e4. \uadf8\ub9ac\uace0 \uc774\ub294 \ub2e4\uc74c \uc815\ub9ac\uc5d0 \ub530\ub77c \uacb0\uc815\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p> BE<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-e87f01194fba5ba72beb64431139ece0_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A \\subseteq \\mathbb{R}^n\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"58\" style=\"vertical-align: -3px;\"><\/p>\n<p> \uc624\ud508 \uc138\ud2b8\uc640<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-4fa98607bbf0ec2af91778a78a134c97_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f \\colon A \\to \\mathbb{R}\" title=\"Rendered by QuickLaTeX.com\" height=\"17\" width=\"77\" style=\"vertical-align: -4px;\"><\/p>\n<p> 2\ucc28 \ub3c4\ud568\uc218\uac00 \uc5f0\uc18d\uc778 \ud568\uc218, \uc624\ubaa9\ud568\uacfc \ubcfc\ub85d\ud568\uc740 \ud5e4\uc2dc\uc548 \ud589\ub82c\ub85c \uc815\uc758\ub429\ub2c8\ub2e4.<\/p>\n<ul style=\"color:#1976d2; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"> <span style=\"color:#262626;font-weight: normal;\">\uae30\ub2a5\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p><\/span> \uc804\uccb4\uc801\uc73c\ub85c <span style=\"color:#1976d2;\"><strong>\ubcfc\ub85d<\/strong><\/span> \ud558\ub2e4<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ud5e4\uc138 \ud589\ub82c\uc774 \uc9d1\ud569\uc758 \ubaa8\ub4e0 \uc810\uc5d0\uc11c \uc591\uc758 \uc900\uc815\ubd80\ud638\uc778 \uacbd\uc6b0\uc5d0\ub9cc \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n<li> <span style=\"color:#262626;font-weight: normal;\">\uae30\ub2a5\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p><\/span> \uc804\uccb4\uc801\uc73c\ub85c <span style=\"color:#1976d2;\"><strong>\ubcfc\ub85d\ud558\ub2e4<\/strong><\/span><\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ud5e4\uc138 \ud589\ub82c\uc774 \uc9d1\ud569\uc758 \ubaa8\ub4e0 \uc810\uc5d0\uc11c \uc591\uc758 \uc815\ubd80\ud638\uc778 \uacbd\uc6b0\uc5d0\ub9cc \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p> <strong><span style=\"color:#1976d2;\">\u2713<\/span><\/strong> \uadf8\ub7ec\ubbc0\ub85c \ub9cc\uc77c<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ub294 \uc57c\ucf54\ube44 \ud589\ub82c\ub3c4 \uc0ac\ub77c\uc9c0\ub294 \uc9c0\uc810\uc5d0\uc11c \ubcfc\ub85d \ud568\uc218\uc774\uba70, \uc774 \uc9c0\uc810\uc740 <strong>\uc9c0\uc5ed \ucd5c\uc18c\uac12<\/strong> \uc785\ub2c8\ub2e4.<\/p>\n<ul style=\"color:#1976d2; font-weight: bold;\">\n<li style=\"margin-bottom:18px\"> <span style=\"color:#262626;font-weight: normal;\">\uae30\ub2a5\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p><\/span> \uc804\uccb4\uc801\uc73c\ub85c <span style=\"color:#1976d2;\"><strong>\uc624\ubaa9\ud558\ub2e4<\/strong><\/span><\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ud5e4\uc138 \ud589\ub82c\uc774 \uc9d1\ud569\uc758 \ubaa8\ub4e0 \uc810\uc5d0\uc11c \uc74c\uc758 \uc900\ud655\uc815\uc778 \uacbd\uc6b0\uc5d0\ub9cc \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n<li> <span style=\"color:#262626;font-weight: normal;\">\uae30\ub2a5\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p><\/span> \uc804\uccb4\uc801\uc73c\ub85c <span style=\"color:#1976d2;\"><strong>\uc5c4\uaca9\ud558\uac8c \uc624\ubaa9<\/strong><\/span> \ud558\ub2e4<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-25b206f25506e6d6f46be832f7119ffa_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"A\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"13\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ud5e4\uc138 \ud589\ub82c\uc774 \uc9d1\ud569\uc758 \ubaa8\ub4e0 \uc810\uc5d0\uc11c \uc74c\uc758 \uc815\ubd80\ud638\uc778 \uacbd\uc6b0\uc5d0\ub9cc \uac00\ub2a5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p> <strong><span style=\"color:#1976d2;\">\u2713<\/span><\/strong> \uadf8\ub7ec\ubbc0\ub85c \ub9cc\uc77c<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ub294 \uc57c\ucf54\ube44 \ud589\ub82c\ub3c4 \uc0ac\ub77c\uc9c0\ub294 \uc9c0\uc810\uc5d0\uc11c \uc624\ubaa9\ud55c \ud568\uc218\uc774\uba70, \uc774 \uc9c0\uc810\uc740 <strong>\ub85c\uceec \ucd5c\ub300\uac12<\/strong> \uc785\ub2c8\ub2e4.<\/p>\n<p> \uc544\ub798\uc5d0\ub294 3\ucc28\uc6d0 \uacf5\uac04\uc5d0 \ud45c\ud604\ub41c \ubcfc\ub85d \ud568\uc218\uc640 \uc624\ubaa9 \ud568\uc218\uc758 \uc608\uac00 \uc788\uc2b5\ub2c8\ub2e4. <\/p>\n<div class=\"wp-block-columns is-layout-flex wp-container-7\">\n<div class=\"wp-block-column is-layout-flow\">\n<p class=\"has-text-align-center has-text-color has-medium-font-size\" style=\"color:#1976d2\"> \ubcfc\ub85d\ud568\uc218 <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/convexite-et-concavite-d-une-fonction-avec-la-matrice-hessienne.webp\" alt=\"\ud5e4\uc138 \ud589\ub82c\uc744 \uc0ac\uc6a9\ud558\uc5ec \ubcfc\ub85d \ub610\ub294 \uc624\ubaa9 \ud568\uc218 \uacb0\uc815\" width=\"411\" height=\"308\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<\/div>\n<div class=\"wp-block-column is-layout-flow\">\n<p class=\"has-text-align-center has-text-color has-medium-font-size\" style=\"color:#1976d2\"> <strong>\uc624\ubaa9\ud568\uc218<\/strong> <\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/uploads\/2023\/07\/concavite-et-convexite-d-une-fonction-avec-la-matrice-hessienne.webp\" alt=\"\uc774\ubbf8\uc9c0\uc5d0 \ube48 ALT \uc18d\uc131\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ud30c\uc77c \uc774\ub984\uc740 \ud568\uc218\uc758 \uc694\ucca0\uacfc \ubcfc\ub85d-with-the-hessian-matrix-1024x768.jpg\uc785\ub2c8\ub2e4.\" width=\"411\" height=\"307\" srcset=\"\" sizes=\"auto, \"><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"wp-block-heading\"> \ud5e4\uc138 \ud589\ub82c\uc758 \ub354 \ub9ce\uc740 \uc751\uc6a9<\/h2>\n<p> \ud5e4\uc138 \ud589\ub82c\uc758 \uc8fc\uc694 \uc6a9\ub3c4\ub294 \uc6b0\ub9ac\uac00 \uc774\ubbf8 \ubcf8 \uac83\uc774\uc9c0\ub9cc \ub2e4\ub978 \uc6a9\ub3c4\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uac00\uc7a5 \uad81\uae08\ud55c \ubd84\ub4e4\uc744 \uc704\ud574 \uc544\ub798\uc5d0\uc11c \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h3 class=\"wp-block-heading\"> \ud14c\uc77c\ub7ec \ub2e4\ud56d\uc2dd<\/h3>\n<p> \uc810\uc5d0\uc11c 2\uac1c \uc774\uc0c1\uc758 \ubcc0\uc218\ub97c \uac16\ub294 \ud568\uc218\uc5d0 \ub300\ud55c <strong>\ud14c\uc77c\ub7ec \ub2e4\ud56d\uc2dd<\/strong> \uc758 \uc804\uac1c<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5c53d6ebabdbcfa4e107550ea60b1b19_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"a\" title=\"Rendered by QuickLaTeX.com\" height=\"8\" width=\"9\" style=\"vertical-align: 0px;\"><\/p>\n<p> \ub2e4\uc74c\uacfc \uac19\uc774 \uc2dc\uc791\ud569\ub2c8\ub2e4:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-813a551888f2fe0d61201e11c9cf83da_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle  T(x) = f(a) + (x-a)^T \\nabla f(a) + \\frac{1}{2}(x-a)^T \\operatorname{H}_f(a)(x-a) + \\ldots\" title=\"Rendered by QuickLaTeX.com\" height=\"36\" width=\"475\" style=\"vertical-align: -12px;\"><\/p>\n<\/p>\n<p> \ubcf4\uc2dc\ub2e4\uc2dc\ud53c, \ud14c\uc77c\ub7ec \ud655\uc7a5\uc758 2\ucc28 \ud56d\uc740 \ub2e4\ud56d\uc2dd\uc758 \ud655\uc7a5 \uc9c0\uc810\uc5d0\uc11c \ud3c9\uac00\ub41c \ud5e4\uc138 \ud589\ub82c\uc5d0 \uc758\ud574 \uc81c\uacf5\ub429\ub2c8\ub2e4.<\/p>\n<h3 class=\"wp-block-heading\"> \uacbd\uacc4\uac00 \uc788\ub294 \uc0bc\ubca0 \ub9e4\ud2b8\ub9ad\uc2a4<\/h3>\n<p> \ud5e4\uc138 \ud589\ub82c\uc758 \ub610 \ub2e4\ub978 \uc6a9\ub3c4\ub294 \ub2e4\ubcc0\ub7c9 \ud568\uc218\uc758 \ucd5c\uc18c\uac12\uacfc \ucd5c\ub300\uac12\uc744 \uacc4\uc0b0\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d9f627258270ef54673906bdea5bc47c_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f(x,y)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"51\" style=\"vertical-align: -5px;\"><\/p>\n<p> \ub2e4\ub978 \uc5ed\ud560\ub85c \uc81c\ud55c\ub428<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-629bf228b3d2b0003d598c1591ec6000_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g(x,y)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"49\" style=\"vertical-align: -5px;\"><\/p>\n<p> . \uc774 \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 <strong>\uc720\uacc4 \ud5e4\uc138 \ud589\ub82c(Bounded Hessian Matrix)\uc744<\/strong> \uc0ac\uc6a9\ud558\uace0 \ub2e4\uc74c \uc808\ucc28\ub97c \ub530\ub978\ub2e4.<\/p>\n<p> <strong>1\ub2e8\uacc4:<\/strong> \ub2e4\uc74c \uc2dd\uc73c\ub85c \uc815\uc758\ub418\ub294 \ub77c\uadf8\ub791\uc8fc \ud568\uc218\uac00 \uacc4\uc0b0\ub429\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-7253e3e437e00468c7dc9b5e4546991a_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle L(x,y,\\lambda) = f(x,y)+ \\lambda \\cdot g(x,y)\" title=\"Rendered by QuickLaTeX.com\" height=\"19\" width=\"241\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> <strong>2\ub2e8\uacc4:<\/strong> \ub77c\uadf8\ub791\uc8fc \ud568\uc218\uc758 \uc784\uacc4\uc810\uc744 \ucc3e\uc2b5\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 \ub77c\uadf8\ub791\uc8fc \ud568\uc218\uc758 \uae30\uc6b8\uae30\ub97c \uacc4\uc0b0\ud558\uace0 \ubc29\uc815\uc2dd\uc744 0\uc73c\ub85c \uc124\uc815\ud558\uace0 \ubc29\uc815\uc2dd\uc744 \ud489\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-372152b499747854f2da5a2c8c211ce4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\nabla L = 0\" title=\"Rendered by QuickLaTeX.com\" height=\"13\" width=\"59\" style=\"vertical-align: -1px;\"><\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-6d76d99126f67279a1302a805e2b12e2_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\cfrac{\\partial L}{\\partial x} = 0 \\qquad \\cfrac{\\partial L}{\\partial y}=0 \\qquad \\cfrac{\\partial L}{\\partial \\lambda}=0\" title=\"Rendered by QuickLaTeX.com\" height=\"43\" width=\"240\" style=\"vertical-align: -16px;\"><\/p>\n<\/p>\n<p> <strong>3\ub2e8\uacc4:<\/strong> \ucc3e\uc740 \uac01 \uc810\uc5d0 \ub300\ud574 \ub2e4\uc74c \ud589\ub82c\ub85c \uc815\uc758\ub418\ub294 \uc720\uacc4 \ud5e4\uc138 \ud589\ub82c\uc744 \uacc4\uc0b0\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-3d1b2b04de9559a521e6704151c27bc4_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H(f,g) = \\begin{pmatrix}0 &amp; \\cfrac{\\partial g}{\\partial x_1} &amp; \\cfrac{\\partial g}{\\partial x_2} &amp; \\cdots &amp; \\cfrac{\\partial g}{\\partial x_n} \\\\[4ex] \\cfrac{\\partial g}{\\partial x_1} &amp; \\cfrac{\\partial^2 f}{\\partial x_1^2} &amp; \\cfrac{\\partial^2 f}{\\partial x_1\\,\\partial x_2} &amp; \\cdots &amp; \\cfrac{\\partial^2 f}{\\partial x_1\\,\\partial x_n} \\\\[4ex] \\cfrac{\\partial g}{\\partial x_2} &amp; \\cfrac{\\partial^2 f}{\\partial x_2\\,\\partial x_1} &amp; \\cfrac{\\partial^2 f}{\\partial x_2^2} &amp; \\cdots &amp; \\cfrac{\\partial^2 f}{\\partial x_2\\,\\partial x_n} \\\\[3ex] \\vdots &amp; \\vdots &amp; \\vdots &amp; \\ddots &amp; \\vdots \\\\[3ex] \\cfrac{\\partial g}{\\partial x_n} &amp; \\cfrac{\\partial^2 f}{\\partial x_n\\,\\partial x_1} &amp; \\cfrac{\\partial^2 f}{\\partial x_n\\,\\partial x_2} &amp; \\cdots &amp; \\cfrac{\\partial^2 f}{\\partial x_n^2}\\end{pmatrix}\" title=\"Rendered by QuickLaTeX.com\" height=\"289\" width=\"415\" style=\"vertical-align: 0px;\"><\/p>\n<\/p>\n<p> <strong>4\ub2e8\uacc4:<\/strong> \uac01 \uc784\uacc4\uc810\uc5d0 \ub300\ud574 \uadf8\uac83\uc774 \ucd5c\ub300\uc778\uc9c0 \ucd5c\uc18c\uc778\uc9c0 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li> \uc774\ub294 \ud568\uc218\uc758 \ub85c\uceec \ucd5c\ub300\uac12\uc774 \ub429\ub2c8\ub2e4.\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p> \uae30\ub2a5 \uc81c\uc57d \ud558\uc5d0\uc11c<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d208fd391fa57c168dc0f151de829fee_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: -4px;\"><\/p>\n<p> \uc784\uacc4\uc810\uc5d0\uc11c \ud3c9\uac00\ub41c \uacbd\uacc4\uac00 \uc788\ub294 \ud5e4\uc138 \ud589\ub82c\uc758 \ub9c8\uc9c0\ub9c9 <em>nm<\/em> (\uc5ec\uae30\uc11c <em>n<\/em> \uc740 \ubcc0\uc218 \uc218\uc774\uace0 <em>m\uc740<\/em> \uc81c\uc57d \uc870\uac74 \uc218) \uc8fc\uc694 \ub9c8\uc774\ub108\uac00 \uc74c\uc218 \ubd80\ud638\ub85c \uc2dc\uc791\ud558\ub294 \uad50\ub300 \ubd80\ud638\ub97c \uac16\ub294 \uacbd\uc6b0.<\/li>\n<\/ul>\n<ul>\n<li> \uc774\ub294 \ud568\uc218\uc758 \ub85c\uceec \ucd5c\uc18c\uac12\uc774 \ub429\ub2c8\ub2e4.\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p> \uae30\ub2a5 \uc81c\uc57d \ud558\uc5d0\uc11c<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-d208fd391fa57c168dc0f151de829fee_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"g\" title=\"Rendered by QuickLaTeX.com\" height=\"12\" width=\"9\" style=\"vertical-align: -4px;\"><\/p>\n<p> \uc784\uacc4\uc810\uc5d0\uc11c \ud3c9\uac00\ub41c \ub0a0\uce74\ub85c\uc6b4 \ud5e4\uc138 \ud589\ub82c\uc758 \ub9c8\uc9c0\ub9c9 <em>nm<\/em> (\uc5ec\uae30\uc11c <em>n<\/em> \uc740 \ubcc0\uc218 \uc218\uc774\uace0 <em>m\uc740<\/em> \uc81c\uc57d \uc870\uac74 \uc218) \uc8fc\uc694 \ub9c8\uc774\ub108\uac00 \ubaa8\ub450 \uc74c\uc218 \ubd80\ud638\ub97c \uac16\ub294 \uacbd\uc6b0.<\/li>\n<\/ul>\n<p> \ud558\ub098\uc758 \uc81c\ud55c\ub41c \uae30\ub2a5\uc5d0 \ub300\ud55c \ub2e4\ub978 \uc81c\ud55c\ub41c \uae30\ub2a5\uc758 \uc0c1\ub300\uc801 \ucd5c\uc18c\uac12 \ub610\ub294 \ucd5c\ub300\uac12\uc740 \uc81c\ud55c\ub418\uc9c0 \uc54a\uc740 \uae30\ub2a5\uc5d0 \ub300\ud574 \ubc18\ub4dc\uc2dc \uadf8\ub807\uac8c \ub420 \ud544\uc694\ub294 \uc5c6\ub2e4\ub294 \uc810\uc744 \uba85\uc2ec\ud574\uc57c \ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \uacbd\uacc4\uac00 \uc788\ub294 \ud5e4\uc138 \ud589\ub82c\uc740 \uc774\ub7ec\ud55c \uc720\ud615\uc758 \ubb38\uc81c\uc5d0\ub9cc \uc720\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<div class=\"adsb30\" style=\" margin:px; text-align:\"><\/div>\n<h3 class=\"wp-block-heading\"> \ub2e4\ub978 \uc791\uc5c5\uacfc\uc758 \uad00\uacc4<\/h3>\n<p> \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ud5e4\uc138 \ud589\ub82c\uc740 \uc8fc\ub85c \uc57c\ucf54\ube44\uc548 \ud589\ub82c\uacfc \ub77c\ud50c\ub77c\uc2a4 \uc5f0\uc0b0\uc790\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub2e4\ub978 \uc911\uc694\ud55c \uc5f0\uc0b0\uc774\ub098 \ud589\ub82c\uacfc\ub3c4 \uc5f0\uacb0\ub429\ub2c8\ub2e4.<\/p>\n<h4 class=\"wp-block-heading\"> \uc57c\ucf54\ube44 \ud589\ub82c\uacfc\uc758 \uad00\uacc4<\/h4>\n<p> \ud568\uc218\uc758 \ud5e4\uc138 \ud589\ub82c<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-9c09a708375fde2676da319bcdfe8b24_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"f\" title=\"Rendered by QuickLaTeX.com\" height=\"16\" width=\"10\" style=\"vertical-align: -4px;\"><\/p>\n<p> \ub294 \ub3d9\uc77c\ud55c \ud568\uc218\uc758 \uae30\uc6b8\uae30\uc5d0 \ub300\ud55c <strong>\uc57c\ucf54\ube44 \ud589\ub82c<\/strong> \uc785\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-96ab1054f3c447eedac17f9ce04b4606_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle H_f = J(\\nabla f)\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"97\" style=\"vertical-align: -6px;\"><\/p>\n<\/p>\n<h4 class=\"wp-block-heading\"> \ub77c\ud50c\ub77c\uc2a4 \uc5f0\uc0b0\uc790<\/h4>\n<p> \ud5e4\uc138 \ud589\ub82c \ucd94\uc801\uc740 <strong>Laplace \uc5f0\uc0b0\uc790<\/strong> \uc640 \ub3d9\uc77c\ud569\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-77f16c5285ca6a9ac5899d6e832e9a40_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle tr( H_f) = \\Delta f\" title=\"Rendered by QuickLaTeX.com\" height=\"20\" width=\"101\" style=\"vertical-align: -6px;\"><\/p>\n<\/p>\n<p> \ub77c\ud50c\ub77c\uc2a4 \uc5f0\uc0b0\uc790\uc758 \uc815\uc758\ub294 \ud568\uc218 \uae30\uc6b8\uae30\uc758 \ubc1c\uc0b0\uc774\ubbc0\ub85c \uc774 \ub3d9\ub4f1\uc131\uc740 \uc27d\uac8c \uc785\uc99d\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-5a3e06f41c5bd51c969601d46507a9c7_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle  \\Delta f =\\nabla \\cdot (\\nabla f) = (\\nabla \\cdot \\nabla )f = \\nabla^2 f\" title=\"Rendered by QuickLaTeX.com\" height=\"21\" width=\"262\" style=\"vertical-align: -5px;\"><\/p>\n<\/p>\n<p> \ub530\ub77c\uc11c \uadf8 \ud45c\ud604\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<\/p>\n<p class=\"has-text-align-center\"><img decoding=\"async\" loading=\"lazy\" src=\"https:\/\/mathority.org\/wp-content\/ql-cache\/quicklatex.com-c7e1ec07ef9178ea4dd56d9cae72d275_l3.png\" class=\"ql-img-inline-formula quicklatex-auto-format\" alt=\"\\displaystyle \\Delta f = \\cfrac{\\partial ^2 f}{\\partial^2 x_1} +\\cfrac{\\partial ^2 f}{\\partial^2 x_2} + \\cfrac{\\partial ^2 f}{\\partial^2 x_3}+ \\ldots +\\cfrac{\\partial ^2 f}{\\partial^2 x_n}\" title=\"Rendered by QuickLaTeX.com\" height=\"44\" width=\"310\" style=\"vertical-align: -15px;\"><\/p>\n<\/p>\n<p> \uadf8\ub9ac\uace0 \uc774 \ud569\uc740 \ud5e4\uc138 \ud589\ub82c\uc758 \uc790\ucde8\uc77c \ubfd0\uc774\ubbc0\ub85c \ub4f1\uac00\uc131\uc774 \uc785\uc99d\ub429\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc774 \ud398\uc774\uc9c0\ub294 \ud655\uc2e4\ud788 \uc874\uc7ac\ud558\ub294 \ud5e4\uc138 \ud589\ub82c\uc5d0 \ub300\ud55c \uac00\uc7a5 \uc644\uc804\ud55c \uc124\uba85\uc785\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\uc11c\ub294 \ud5e4\uc138 \ud589\ub82c\uc758 \uac1c\ub150\uacfc \uc774\ub97c \uacc4\uc0b0\ud558\ub294 \ubc29\ubc95\uc744 \uc608\uc81c\ub97c \ud1b5\ud574 \uc124\uba85\ud558\uace0 \uc5f0\uc2b5\ud560 \uc218 \uc788\ub294 \uba87 \uac00\uc9c0 \ud574\uacb0\ub41c \uc5f0\uc2b5 \ubb38\uc81c\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ud55c \ub2e4\ubcc0\uc218 \ud568\uc218\uc758 \ucd5c\ub300\uac12\uacfc \ucd5c\uc18c\uac12\uc774 \uc5b4\ub5bb\uac8c \uacc4\uc0b0\ub418\ub294\uc9c0, \uadf8\ub9ac\uace0 \uadf8\uac83\uc774 \uc624\ubaa9 \ud568\uc218\uc778\uc9c0 \ubcfc\ub85d \ud568\uc218\uc778\uc9c0\ub3c4 \ubc30\uc6b8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub9c8\uc9c0\ub9c9\uc73c\ub85c \ud5e4\uc138 \ud589\ub82c \uc720\ud2f8\ub9ac\ud2f0\uc640 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\ub3c4 \ucc3e\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud5e4\uc138 \ud589\ub82c\uc774\ub780 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/mathority.org\/ko\/%ed%97%a4%ec%84%b8-%ed%96%89%eb%a0%ac-%ed%97%a4%ec%84%b8-%ed%96%89%eb%a0%ac-2x2-3x3\/\"> <span class=\"screen-reader-text\">\ud5e4\uc138 \ud589\ub82c(\ub610\ub294 \ud5e4\uc138)<\/span> \ub354 \ubcf4\uae30 &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"","footnotes":""},"categories":[8],"tags":[],"class_list":["post-326","post","type-post","status-publish","format-standard","hentry","category-8"],"yoast_head":"<!-- This site is optimized 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