{"id":2137,"date":"2026-08-31T08:09:17","date_gmt":"2026-08-31T08:09:17","guid":{"rendered":"https:\/\/wayhope.kro.kr\/?p=2137"},"modified":"2026-08-31T08:09:17","modified_gmt":"2026-08-31T08:09:17","slug":"%eb%ac%bc%eb%a6%ac-%ec%8b%9c%eb%ae%ac%eb%a0%88%ec%9d%b4%ec%85%98-%ed%95%b5%ec%8b%ac-%ec%a0%95%eb%a6%ac","status":"publish","type":"post","link":"https:\/\/wayhope.kro.kr\/?p=2137","title":{"rendered":"\ubb3c\ub9ac \uc2dc\ubbac\ub808\uc774\uc158 \ud575\uc2ec \uc815\ub9ac"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\ubb3c\ub9ac \uc2dc\ubbac\ub808\uc774\uc158\uc740 \uc2e4\uc81c \uc138\uacc4\uc758 \uc5f0\uc18d\uc801\uc778 \ubb3c\ub9ac \ud604\uc0c1\uc744 <strong>\ucef4\ud4e8\ud130\uac00 \uc77c\uc815\ud55c \uc2dc\uac04 \uac04\uaca9\uc73c\ub85c \uadfc\uc0ac\ud558\uc5ec \uacc4\uc0b0\ud558\ub294 \uacfc\uc815<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud604\uc2e4\uc5d0\uc11c\ub294 \ubb3c\ub9ac\ub7c9\uc774 \uc2dc\uac04\uc5d0 \ub530\ub77c \uc5f0\uc18d\uc801\uc73c\ub85c \ubcc0\ud558\uc9c0\ub9cc, \ucef4\ud4e8\ud130\ub294 \ubb34\ud55c\ud788 \uc791\uc740 \uc2dc\uac04 \uac04\uaca9\uc744 \uacc4\uc0b0\ud560 \uc218 \uc5c6\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc5f0\uc18d\uc801\uc778 \ubb3c\ub9ac \ubc95\uce59 -&gt; \uc2dc\uac04 \uad6c\uac04\uc73c\ub85c \ubd84\ud560 -&gt; \ub9e4 Time Step\ub9c8\ub2e4 \uc0c1\ud0dc \uacc4\uc0b0 -&gt; \ub2e4\uc74c \uc0c1\ud0dc\ub85c \uac31\uc2e0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc2dc\ubbac\ub808\uc774\uc158\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud575\uc2ec\uc740 \uacb0\uad6d <strong>\ubbf8\ubd84\ubc29\uc815\uc2dd\uc744 \uc5b4\ub5bb\uac8c \uc2dc\uac04\uc5d0 \ub530\ub77c \uc218\uce58\uc801\uc73c\ub85c \ud480 \uac83\uc778\uac00<\/strong>\uc5d0 \uc788\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc5f0\uc18d \uc2dc\uac04\uacfc \uc774\uc0b0 \uc2dc\uac04<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ud604\uc2e4\uc758 \ubb3c\ub9ac \ud604\uc0c1\uc740 \uae30\ubcf8\uc801\uc73c\ub85c <strong>\uc5f0\uc18d \uc2dc\uac04(Continuous Time)<\/strong>\uc5d0\uc11c \ubc1c\uc0dd\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \uc704\uce58 <code>x<\/code>\uc640 \uc18d\ub3c4 <code>v<\/code>\ub294 \uc2dc\uac04\uc5d0 \ub530\ub77c \uc5f0\uc18d\uc801\uc73c\ub85c \ubcc0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>x(t)<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>v(t)<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9ac\uace0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>v = dx\/dt<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>a = dv\/dt<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud558\uc9c0\ub9cc \ucef4\ud4e8\ud130 \uc2dc\ubbac\ub808\uc774\uc158\uc5d0\uc11c\ub294 \ubaa8\ub4e0 \uc21c\uac04\uc744 \uacc4\uc0b0\ud560 \uc218 \uc5c6\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c \ud2b9\uc815 \uc2dc\uac04 \uac04\uaca9\ub9c8\ub2e4 \uc0c1\ud0dc\ub97c \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>t_0 -&gt; t_1 -&gt; t_2 -&gt; t_3 -&gt; ...<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uac83\uc774 <strong>\uc774\uc0b0 \uc2dc\uac04(Discrete Time)<\/strong>\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uacb0\uad6d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ud604\uc2e4 -&gt; \uc5f0\uc18d \uc2dc\uac04<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ucef4\ud4e8\ud130 \uc2dc\ubbac\ub808\uc774\uc158 -&gt; \uc774\uc0b0 \uc2dc\uac04<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub77c\uace0 \ubcfc \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Time Step<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Time Step<\/strong> <code>\u0394t<\/code>\ub294 \ud55c \ubc88\uc758 \ubb3c\ub9ac \uacc4\uc0b0\uc5d0\uc11c \uc2dc\uac04\uc774 \uc5bc\ub9c8\ub098 \uc9c4\ud589\ub418\ub294\uc9c0\ub97c \ub098\ud0c0\ub0b8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\u0394t = 0.02 s<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub77c\uba74 \ud55c \ubc88 \uacc4\uc0b0\ud560 \ub54c\ub9c8\ub2e4 \ubb3c\ub9ac \uc2dc\uac04\uc774 <code>0.02\ucd08<\/code> \uc9c4\ud589\ub41c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uae30\ubcf8\uc801\uc778 \uc2dc\ubbac\ub808\uc774\uc158 \uad6c\uc870\ub294<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ud604\uc7ac \uc0c1\ud0dc -&gt; \ubb3c\ub9ac \uacc4\uc0b0 -&gt; \u0394t\ub9cc\ud07c \uc9c4\ud589 -&gt; \ub2e4\uc74c \uc0c1\ud0dc<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Time Step\uc774 \uc791\uc73c\uba74 \uc77c\ubc18\uc801\uc73c\ub85c \ub354 \uc815\ud655\ud55c \uacc4\uc0b0\uc774 \uac00\ub2a5\ud558\uc9c0\ub9cc \uacc4\uc0b0\ub7c9\uc774 \uc99d\uac00\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\u0394t \uac10\uc18c -&gt; \uc815\ud655\ub3c4 \uc99d\uac00 \/ \uacc4\uc0b0\ub7c9 \uc99d\uac00<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc18\ub300\ub85c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\u0394t \uc99d\uac00 -&gt; \uacc4\uc0b0\ub7c9 \uac10\uc18c \/ \uc218\uce58 \uc624\ucc28 \uc99d\uac00 \/ \ubd88\uc548\uc815 \uac00\ub2a5\uc131 \uc99d\uac00<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Fixed Time Step<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Fixed Time Step<\/strong>\uc740 \ubb3c\ub9ac \uacc4\uc0b0\uc758 \uc2dc\uac04 \uac04\uaca9\uc744 \ud56d\uc0c1 \uc77c\uc815\ud558\uac8c \uc720\uc9c0\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\u0394t = 0.02 s<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub97c \uc0ac\uc6a9\ud55c\ub2e4\uba74 \ubaa8\ub4e0 \ubb3c\ub9ac \uc5c5\ub370\uc774\ud2b8\ub97c \ub3d9\uc77c\ud55c \uc2dc\uac04 \uac04\uaca9\uc73c\ub85c \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>0.00 -&gt; 0.02 -&gt; 0.04 -&gt; 0.06 -&gt; ...<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ubc29\uc2dd\uc740 \ubb3c\ub9ac \uc2dc\ubbac\ub808\uc774\uc158\uc5d0\uc11c \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud504\ub808\uc784 \ub80c\ub354\ub9c1 \uc2dc\uac04\uc740 \ucef4\ud4e8\ud130 \uc131\ub2a5\uc5d0 \ub530\ub77c \uacc4\uc18d \ubcc0\ud560 \uc218 \uc788\uae30 \ub54c\ubb38\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ub80c\ub354\ub9c1 \ud504\ub808\uc784\uc774<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>16 ms -&gt; 18 ms -&gt; 12 ms -&gt; 25 ms<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ucc98\ub7fc \ubcc0\ud558\ub354\ub77c\ub3c4 \ubb3c\ub9ac \uacc4\uc0b0\uc740<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>20 ms -&gt; 20 ms -&gt; 20 ms -&gt; 20 ms<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub85c \uc720\uc9c0\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Render Frame Rate != Physics Time Step<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc73c\ub85c \ubd84\ub9ac\ud558\ub294 \uac83\uc774 \uc77c\ubc18\uc801\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac8c\uc784\uc5d0\uc11c\ub294<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ub80c\ub354\ub9c1 -&gt; \uac00\ubcc0 \ud504\ub808\uc784<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ubb3c\ub9ac -&gt; \uace0\uc815 \uc2dc\uac04 \uac04\uaca9<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uad6c\uc870\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc218\uce58 \uc801\ubd84<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubb3c\ub9ac \uc2dc\ubbac\ub808\uc774\uc158\uc5d0\uc11c \uac00\uc7a5 \uc911\uc694\ud55c \uac1c\ub150 \uc911 \ud558\ub098\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubb3c\ub9ac \ubc95\uce59\uc740 \ub300\ubd80\ubd84 \ubbf8\ubd84\ubc29\uc815\uc2dd \ud615\ud0dc\ub85c \ud45c\ud604\ub41c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>F = ma<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5d0\uc11c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>a = dv\/dt<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ubbc0\ub85c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>dv\/dt = F\/m<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud558\uc9c0\ub9cc \ucef4\ud4e8\ud130\ub294 \uc77c\ubc18\uc801\uc778 \uc0c1\ud669\uc5d0\uc11c \uc774 \ubbf8\ubd84\ubc29\uc815\uc2dd\uc758 \uc815\ud655\ud55c \ud574\ub97c \uc9c1\uc811 \uad6c\ud558\uae30 \uc5b4\ub835\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c \ud604\uc7ac \uc0c1\ud0dc\uc5d0\uc11c \ub2e4\uc74c \uc0c1\ud0dc\ub97c <strong>\uadfc\uc0ac \uacc4\uc0b0<\/strong>\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uacfc\uc815\uc744 <strong>\uc218\uce58 \uc801\ubd84(Numerical Integration)<\/strong>\uc774\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uae30\ubcf8 \ud750\ub984\uc740<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ud798 -&gt; \uac00\uc18d\ub3c4 -&gt; \uc18d\ub3c4 \ubcc0\ud654 -&gt; \uc704\uce58 \ubcc0\ud654<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Euler Integration<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00\uc7a5 \ub2e8\uc21c\ud55c \uc218\uce58 \uc801\ubd84 \ubc29\ubc95\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud604\uc7ac \uc2dc\uc810\uc758 \uc18d\ub3c4\uc640 \uac00\uc18d\ub3c4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc74c \uc0c1\ud0dc\ub97c \uc608\uce21\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc18d\ub3c4\ub294<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>v_next = v + a\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc704\uce58\ub294<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>x_next = x + v\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub85c \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uad6c\uc870\ub294<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ud604\uc7ac \uc0c1\ud0dc -&gt; \ud604\uc7ac \uac00\uc18d\ub3c4 \uacc4\uc0b0 -&gt; \uc18d\ub3c4 \uac31\uc2e0 -&gt; \uc704\uce58 \uac31\uc2e0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc7a5\uc810<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uad6c\ud604\uc774 \ub9e4\uc6b0 \uac04\ub2e8\ud558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>O(1) \uacc4\uc0b0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc73c\ub85c \uc0c1\ud0dc\ub97c \uac31\uc2e0\ud560 \uc218 \uc788\uc73c\uba70 \uc774\ud574\ud558\uae30\ub3c4 \uc27d\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ub2e8\uc810<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc218\uce58 \uc624\ucc28\uac00 \ub204\uc801\ub41c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788 \uc2a4\ud504\ub9c1\uc774\ub098 \ucda9\ub3cc\ucc98\ub7fc \ubbfc\uac10\ud55c \uc2dc\uc2a4\ud15c\uc5d0\uc11c\ub294 Time Step\uc774 \ud06c\uba74 \ubd88\uc548\uc815\ud574\uc9c8 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\u0394t \uc99d\uac00 -&gt; \uc624\ucc28 \uc99d\uac00 -&gt; \ubd88\uc548\uc815 \uac00\ub2a5\uc131 \uc99d\uac00<\/code><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Semi-Implicit Euler<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Semi-Implicit Euler<\/strong>\ub294 \uac8c\uc784 \ubb3c\ub9ac\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \uc801\ubd84 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uba3c\uc800 \uc18d\ub3c4\ub97c \uac31\uc2e0\ud558\uace0, \uac31\uc2e0\ub41c \uc18d\ub3c4\ub97c \uc774\uc6a9\ud558\uc5ec \uc704\uce58\ub97c \uac31\uc2e0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>v_next = v + a\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>x_next = x + v_next\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc778 Euler\uc640 \uc704\uce58 \uacc4\uc0b0 \uc21c\uc11c\uac00 \ub2e4\ub974\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Euler\ub294<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc704\uce58 -&gt; \ud604\uc7ac \uc18d\ub3c4 \uc0ac\uc6a9<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Semi-Implicit Euler\ub294<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc18d\ub3c4 \uac31\uc2e0 -&gt; \uac31\uc2e0\ub41c \uc18d\ub3c4\ub85c \uc704\uce58 \uacc4\uc0b0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uc791\uc740 \ucc28\uc774\uac00 \ubb3c\ub9ac \uc2dc\ubbac\ub808\uc774\uc158\uc758 \uc548\uc815\uc131\uc5d0 \ud070 \uc601\ud5a5\uc744 \uc900\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc2a4\ud504\ub9c1<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc911\ub825<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ucda9\ub3cc<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uac15\uccb4<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub4f1\uc758 \uc2dc\ubbac\ub808\uc774\uc158\uc5d0\uc11c \ub2e8\uc21c Euler\ubcf4\ub2e4 \uc548\uc815\uc801\uc778 \uacbd\uc6b0\uac00 \ub9ce\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac8c\uc784 \uc5d4\uc9c4\uc758 \uc2e4\uc2dc\uac04 \ubb3c\ub9ac \uacc4\uc0b0\uc5d0\uc11c \ub9e4\uc6b0 \ud754\ud558\uac8c \uc0ac\uc6a9\ub418\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Euler\uc640 Semi-Implicit Euler \ube44\uad50<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub450 \ubc29\ubc95\uc758 \ucc28\uc774\ub294 \uc704\uce58 \uac31\uc2e0\uc5d0 \uc5b4\ub5a4 \uc18d\ub3c4\ub97c \uc0ac\uc6a9\ud558\ub290\ub0d0\uc774\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Euler<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><code>v_next = v + a\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>x_next = x + v\u0394t<\/code><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Semi-Implicit Euler<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><code>v_next = v + a\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>x_next = x + v_next\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub458 \ub2e4 \uc18d\ub3c4 \uc5c5\ub370\uc774\ud2b8\ub294 \ub3d9\uc77c\ud558\uc9c0\ub9cc \uc704\uce58 \uc5c5\ub370\uc774\ud2b8\uac00 \ub2e4\ub974\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uacb0\uacfc\uc801\uc73c\ub85c Semi-Implicit Euler\uac00 \uc5d0\ub108\uc9c0 \ubcf4\uc874 \ud2b9\uc131\uacfc \uc548\uc815\uc131 \uce21\uba74\uc5d0\uc11c \ub354 \uc88b\uc740 \uacbd\uc6b0\uac00 \ub9ce\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788 \uc9c4\ub3d9 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\ub294 \ucc28\uc774\uac00 \ud06c\uac8c \ub098\ud0c0\ub0a0 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Verlet Integration<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Verlet Integration<\/strong>\uc740 \uc704\uce58 \uae30\ubc18\uc73c\ub85c \ubb3c\ub9ac \uc0c1\ud0dc\ub97c \uc801\ubd84\ud558\ub294 \ubc29\ubc95\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uae30\ubcf8\uc801\uc778 Verlet \ud615\ud0dc\ub294<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>x_next = 2x - x_prev + a\u0394t\u00b2<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud604\uc7ac \uc704\uce58\uc640 \uc774\uc804 \uc704\uce58\ub97c \uc774\uc6a9\ud558\uc5ec \ub2e4\uc74c \uc704\uce58\ub97c \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc774\uc804 \uc704\uce58 + \ud604\uc7ac \uc704\uce58 + \uac00\uc18d\ub3c4 -&gt; \ub2e4\uc74c \uc704\uce58<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00 \ub418\ub294 \uad6c\uc870\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc18d\ub3c4\ub97c \uc9c1\uc811 \uc800\uc7a5\ud558\uc9c0 \uc54a\ub294 \uae30\ubcf8 Verlet\ub3c4 \uc874\uc7ac\ud558\uba70, \uc18d\ub3c4\ub294 \uc704\uce58 \ucc28\uc774\ub85c \uadfc\uc0ac\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>v \u2248 (x_next - x_prev)\/(2\u0394t)<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Verlet\uc740 \uc704\uce58 \uc81c\uc57d\uc744 \ub2e4\ub8e8\ub294 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ud2b9\ud788 \uc720\uc6a9\ud558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ucc9c \uc2dc\ubbac\ub808\uc774\uc158<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ub85c\ud504<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc785\uc790 \uc2dc\uc2a4\ud15c<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc81c\uc57d \uae30\ubc18 \ubb3c\ub9ac<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub4f1\uc5d0\uc11c \ud65c\uc6a9\ub41c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Runge-Kutta<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Runge-Kutta(RK)<\/strong>\ub294 \ud55c Time Step \uc548\uc5d0\uc11c \uc5ec\ub7ec \uc9c0\uc810\uc758 \ubbf8\ubd84\uac12\uc744 \ud3c9\uac00\ud558\uc5ec \ub354 \uc815\ud655\ud55c \ub2e4\uc74c \uc0c1\ud0dc\ub97c \uacc4\uc0b0\ud558\ub294 \ubc29\ubc95\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ud45c\uc801\uc778 \uac83\uc774 <strong>RK4<\/strong>\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Euler\uac00<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ud604\uc7ac \uc2dc\uc810\uc758 \uae30\uc6b8\uae30 -&gt; \ub2e4\uc74c \uc0c1\ud0dc \uc608\uce21<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc744 \uc0ac\uc6a9\ud558\ub294 \ubc18\uba74,<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RK4\ub294 \ud55c Time Step \uc548\uc5d0\uc11c \uc5ec\ub7ec \ubc88 \uae30\uc6b8\uae30\ub97c \ud3c9\uac00\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac1c\ub150\uc801\uc73c\ub85c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ud604\uc7ac \uc0c1\ud0dc -&gt; k1<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc911\uac04 \uc0c1\ud0dc -&gt; k2<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc911\uac04 \uc0c1\ud0dc -&gt; k3<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ub2e4\uc74c \uc0c1\ud0dc -&gt; k4<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub97c \uacc4\uc0b0\ud55c \ud6c4 \uc774\ub97c \uac00\uc911 \ud3c9\uade0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RK4\uc758 \ud575\uc2ec\uc740<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ud55c \ubc88\uc758 \ub2e8\uc21c\ud55c \uae30\uc6b8\uae30 \ud3c9\uac00 -&gt; \uc5ec\ub7ec \uae30\uc6b8\uae30 \ud3c9\uac00 -&gt; \ub354 \uc815\ud655\ud55c \uc801\ubd84<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc815\ud655\ub3c4\ub294 \ub192\uc9c0\ub9cc \uacc4\uc0b0\ub7c9\ub3c4 \uc99d\uac00\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c \uc2e4\uc2dc\uac04 \uac8c\uc784 \ubb3c\ub9ac \uc804\uccb4\uc5d0 \ubb34\uc870\uac74 RK4\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \uc88b\uc740 \uac83\uc740 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc801\ubd84 \ubc29\ubc95 \ube44\uad50<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\ubc29\ubc95<\/th><th>\ud2b9\uc9d5<\/th><th>\uc7a5\uc810<\/th><th>\ub2e8\uc810<\/th><\/tr><\/thead><tbody><tr><td>Euler<\/td><td>\ud604\uc7ac \uc0c1\ud0dc\uc758 \ubbf8\ubd84\uac12 \uc0ac\uc6a9<\/td><td>\ub2e8\uc21c\ud558\uace0 \ube60\ub984<\/td><td>\uc624\ucc28\uc640 \ubd88\uc548\uc815\uc131<\/td><\/tr><tr><td>Semi-Implicit Euler<\/td><td>\uc18d\ub3c4 \uba3c\uc800 \uac31\uc2e0<\/td><td>\uac8c\uc784 \ubb3c\ub9ac\uc5d0 \uc801\ud569<\/td><td>\uace0\uc815\ubc00 \uc801\ubd84\uc5d0\ub294 \ud55c\uacc4<\/td><\/tr><tr><td>Verlet<\/td><td>\uc774\uc804\/\ud604\uc7ac \uc704\uce58 \uc0ac\uc6a9<\/td><td>\uc704\uce58 \uc81c\uc57d\uc5d0 \uc720\ub9ac<\/td><td>\uc77c\ubc18\uc801\uc778 \uc18d\ub3c4 \uae30\ubc18 \uc2dc\uc2a4\ud15c\uc5d0\ub294 \ucd94\uac00 \ucc98\ub9ac \ud544\uc694<\/td><\/tr><tr><td>RK4<\/td><td>\uc5ec\ub7ec \uc9c0\uc810 \ud3c9\uac00<\/td><td>\ub192\uc740 \uc815\ud655\ub3c4<\/td><td>\uacc4\uc0b0\ub7c9 \uc99d\uac00<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud575\uc2ec\uc801\uc778 \uc120\ud0dd\uc740<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ub2e8\uc21c\uc131 -&gt; Euler<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc2e4\uc2dc\uac04 \uac8c\uc784 \ubb3c\ub9ac -&gt; Semi-Implicit Euler<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc704\uce58\/\uc81c\uc57d \uc911\uc2ec -&gt; Verlet<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ub192\uc740 \uc801\ubd84 \uc815\ud655\ub3c4 -&gt; RK4<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc815\ub3c4\ub85c \uc774\ud574\ud558\uba74 \ub41c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc218\uce58 \uc624\ucc28<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ucef4\ud4e8\ud130\uc5d0\uc11c \uc218\uce58 \uc801\ubd84\uc740 \uc2e4\uc81c \ud574\ub97c \uadfc\uc0ac\ud558\uae30 \ub54c\ubb38\uc5d0 \uc624\ucc28\uac00 \ubc1c\uc0dd\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ud45c\uc801\uc73c\ub85c <strong>\uc808\ub2e8 \uc624\ucc28(Truncation Error)<\/strong>\uc640 <strong>\ubc18\uc62c\ub9bc \uc624\ucc28(Round-off Error)<\/strong>\uac00 \uc788\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\uc808\ub2e8 \uc624\ucc28<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc218\ud559\uc801\uc73c\ub85c \uc874\uc7ac\ud558\ub294 \ud56d\ub4e4\uc744 \uc77c\ubd80 \uc0dd\ub7b5\ud558\uba74\uc11c \ubc1c\uc0dd\ud558\ub294 \uc624\ucc28\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Euler\ub294 \ub0ae\uc740 \ucc28\uc218\uc758 \uadfc\uc0ac\uc774\uae30 \ub54c\ubb38\uc5d0 Time Step\uc774 \ucee4\uc9c8\uc218\ub85d \uc624\ucc28\uac00 \ucee4\uc9c4\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\u0394t \uc99d\uac00 -&gt; \uadfc\uc0ac \uc624\ucc28 \uc99d\uac00<\/code><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ubc18\uc62c\ub9bc \uc624\ucc28<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ucef4\ud4e8\ud130\uac00 \uc2e4\uc218\ub97c \ubb34\ud55c\ud55c \uc815\ubc00\ub3c4\ub85c \uc800\uc7a5\ud560 \uc218 \uc5c6\uae30 \ub54c\ubb38\uc5d0 \ubc1c\uc0dd\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ubd80\ub3d9\uc18c\uc218\uc810 \uc5f0\uc0b0\uc5d0\uc11c\ub294 \uc544\uc8fc \uc791\uc740 \uc624\ucc28\uac00 \uacc4\uc18d \ubc1c\uc0dd\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc18\ubcf5\uc801\uc778 \ubb3c\ub9ac \uacc4\uc0b0\uc5d0\uc11c\ub294 \uc774\ub7ec\ud55c \uc624\ucc28\uac00 \ub204\uc801\ub420 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc624\ucc28\uc758 \ub204\uc801<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubb3c\ub9ac \uc2dc\ubbac\ub808\uc774\uc158\uc5d0\uc11c\ub294 \ud55c \ubc88\uc758 \uacc4\uc0b0 \uc624\ucc28\ubcf4\ub2e4 <strong>\uc2dc\uac04\uc774 \uc9c0\ub098\uba74\uc11c \uc624\ucc28\uac00 \uc5b4\ub5bb\uac8c \ub204\uc801\ub418\ub294\uac00<\/strong>\uac00 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \uc774\uc0c1\uc801\uc778 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc5d0\ub108\uc9c0\uac00 \uc77c\uc815\ud574\uc57c \ud558\ub294\ub370<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>E_0 -&gt; E_1 -&gt; E_2 -&gt; E_3 -&gt; ...<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud558\uba74\uc11c \uacc4\uc18d \uc99d\uac00\ud55c\ub2e4\uba74 \uc2dc\uc2a4\ud15c\uc774 \uc2e4\uc81c \ubb3c\ub9ac\uc640 \ub2e4\ub974\uac8c \ud3ed\uc8fc\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc18\ub300\ub85c \uc5d0\ub108\uc9c0\uac00 \uc9c0\ub098\uce58\uac8c \uac10\uc18c\ud558\uba74 \ubb3c\uccb4\uc758 \uc6c0\uc9c1\uc784\uc774 \ube60\ub974\uac8c \uc8fd\uc5b4\ubc84\ub9b4 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c \uc218\uce58 \uc801\ubd84\uc5d0\uc11c\ub294<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc815\ud655\ub3c4<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubfd0\ub9cc \uc544\ub2c8\ub77c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc5d0\ub108\uc9c0 \uac70\ub3d9<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc548\uc815\uc131<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc624\ucc28 \ub204\uc801<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc744 \ud568\uaed8 \ubd10\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uc548\uc815\uc131<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc218\uce58 \uc548\uc815\uc131(Numerical Stability)<\/strong>\uc740 \uc791\uc740 \uacc4\uc0b0 \uc624\ucc28\uac00 \uc2dc\uac04\uc774 \uc9c0\ub098\uba74\uc11c \ud3ed\ubc1c\uc801\uc73c\ub85c \uc99d\uac00\ud558\uc9c0 \uc54a\ub294 \uc131\uc9c8\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubb3c\ub9ac \uc2dc\ubbac\ub808\uc774\uc158\uc5d0\uc11c\ub294 \ub9e4\uc6b0 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc2a4\ud504\ub9c1<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ucda9\ub3cc<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uace0\uc18d \ubb3c\uccb4<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ud070 \uc9c8\ub7c9 \ucc28\uc774<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uac15\ud55c \ud798<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub4f1\uc5d0\uc11c \uc548\uc815\uc131\uc774 \ubb38\uc81c\uac00 \ub418\uae30 \uc27d\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 Time Step\uc774 \uc9c0\ub098\uce58\uac8c \ud06c\uba74<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ud070 \u0394t -&gt; \ud070 \uc0c1\ud0dc \ubcc0\ud654 -&gt; \uc801\ubd84 \uc624\ucc28 \uc99d\uac00 -&gt; \uc5d0\ub108\uc9c0 \ud3ed\uc8fc -&gt; \uc2dc\ubbac\ub808\uc774\uc158 \ubd88\uc548\uc815<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ud45c\uc801\uc778 \uc99d\uc0c1\uc740<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ubb3c\uccb4\uac00 \uac11\uc790\uae30 \ud290<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc2a4\ud504\ub9c1\uc774 \ud3ed\ubc1c\ud568<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ucda9\ub3cc \ud6c4 \uc18d\ub3c4\uac00 \ube44\uc815\uc0c1\uc801\uc73c\ub85c \uc99d\uac00\ud568<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ubb3c\uccb4\uac00 \uc9c0\uba74\uc744 \ub6ab\uc74c<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc2dc\ubbac\ub808\uc774\uc158\uc774 NaN\uc73c\ub85c \uc624\uc5fc\ub428<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub4f1\uc774\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Time Step\uacfc \uc548\uc815\uc131<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Time Step\uc740 \ub2e8\uc21c\ud788 &#8220;\uc5c5\ub370\uc774\ud2b8 \ube48\ub3c4&#8221;\uac00 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubb3c\ub9ac \uc2dc\uc2a4\ud15c\uc758 \ud2b9\uc131\uc5d0 \ub530\ub77c <strong>\uc548\uc815\uc801\uc73c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uc2dc\uac04 \uac04\uaca9\uc758 \ubc94\uc704<\/strong>\uac00 \uc874\uc7ac\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ub9e4\uc6b0 \uac15\ud55c \uc2a4\ud504\ub9c1\uc740<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>k \uc99d\uac00 -&gt; \uc2dc\uc2a4\ud15c \ubcc0\ud654 \uc18d\ub3c4 \uc99d\uac00 -&gt; \ub354 \uc791\uc740 \u0394t \ud544\uc694<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00 \ub420 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc18\ub300\ub85c \ubcc0\ud654\uac00 \ub290\ub9b0 \uc2dc\uc2a4\ud15c\uc740 \uc0c1\ub300\uc801\uc73c\ub85c \ud070 Time Step\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ubb3c\ub9ac \uc2dc\uc2a4\ud15c\uc758 \uc2dc\uac04 \uc2a4\ucf00\uc77c -&gt; \uc801\uc808\ud55c \u0394t \uacb0\uc815<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub77c\ub294 \uad00\uc810\uc774 \uc911\uc694\ud558\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Fixed Time Step\uacfc \ud504\ub808\uc784<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uac8c\uc784\uc5d0\uc11c \ub80c\ub354\ub9c1\uacfc \ubb3c\ub9ac \uacc4\uc0b0\uc758 \uc2dc\uac04 \uac04\uaca9\uc744 \ubd84\ub9ac\ud558\uba74 \uad6c\uc870\uac00 \uae54\ub054\ud574\uc9c4\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4 \ub80c\ub354\ub9c1 \ud504\ub808\uc784\uc740<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Frame -&gt; Frame -&gt; Frame -&gt; Frame<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc73c\ub85c \uc2e4\ud589\ub418\uc9c0\ub9cc \ubb3c\ub9ac \uacc4\uc0b0\uc740<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Physics -&gt; Physics -&gt; Physics -&gt; Physics<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uace0\uc815\ub41c <code>\u0394t<\/code>\ub85c \uc2e4\ud589\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud504\ub808\uc784\uc774 \ub108\ubb34 \uc624\ub798 \uac78\ub9ac\uba74 \ud55c \ud504\ub808\uc784\uc5d0\uc11c \uc5ec\ub7ec \ubc88 \ubb3c\ub9ac Step\uc744 \uc218\ud589\ud560 \uc218\ub3c4 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc2e4\uc81c \uacbd\uacfc \uc2dc\uac04 -&gt; Physics Step \ub204\uc801 -&gt; \u0394t\ub9cc\ud07c \ubc18\ubcf5 \uacc4\uc0b0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \ubc29\uc2dd\uc740 \ud504\ub808\uc784 \uc18d\ub3c4\uac00 \ubcc0\ud574\ub3c4 \ubb3c\ub9ac \uc2dc\uac04\uc758 \uc9c4\ud589\uc744 \uc77c\uc815\ud558\uac8c \uc720\uc9c0\ud558\ub294 \ub370 \uc720\ub9ac\ud558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\ub9cc \ud504\ub808\uc784\uc774 \uc9c0\ub098\uce58\uac8c \ub290\ub824\uc9c0\uba74 \ubb3c\ub9ac \uacc4\uc0b0\ub7c9\uc774 \ud3ed\uc99d\ud558\ub294 \ubb38\uc81c\uac00 \uc0dd\uae38 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub97c \ud754\ud788 <strong>Spiral of Death<\/strong>\ub77c\uace0 \ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc131\ub2a5 \uc800\ud558 -&gt; Physics Step \uc99d\uac00 -&gt; \uacc4\uc0b0\ub7c9 \uc99d\uac00 -&gt; \ub354 \ud070 \uc131\ub2a5 \uc800\ud558<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub77c\ub294 \uc545\uc21c\ud658\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c \uc5d4\uc9c4\uc5d0\uc11c\ub294 \ubb3c\ub9ac Step \uc218\uc5d0 \uc81c\ud55c\uc744 \ub450\ub294 \ub4f1\uc758 \ubc29\ubc95\uc73c\ub85c \ubc29\uc5b4\ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ubb3c\ub9ac \uc2dc\ubbac\ub808\uc774\uc158\uc758 \uae30\ubcf8 \ub8e8\ud504<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00\uc7a5 \uae30\ubcf8\uc801\uc778 \uad6c\uc870\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ud604\uc7ac \uc0c1\ud0dc -&gt; \ud798 \uacc4\uc0b0 -&gt; \uac00\uc18d\ub3c4 \uacc4\uc0b0 -&gt; \uc218\uce58 \uc801\ubd84 -&gt; \ub2e4\uc74c \uc0c1\ud0dc<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub274\ud134\uc758 \uc6b4\ub3d9 \ubc95\uce59\uc744 \uc801\uc6a9\ud558\uba74<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>F -&gt; a = F\/m<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ud6c4 \uc801\ubd84\uc744 \ud1b5\ud574<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>a -&gt; v<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>v -&gt; x<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub97c \uacc4\uc0b0\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc804\uccb4\uc801\uc73c\ub85c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Force -&gt; Acceleration -&gt; Integration -&gt; Velocity -&gt; Position<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\uac8c\uc784 \ubb3c\ub9ac\uc758 \uc2e4\uc81c \uad6c\uc870<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c \uac8c\uc784 \ubb3c\ub9ac \uc5d4\uc9c4\uc5d0\uc11c\ub294 \ub2e8\uc21c\ud788 \uc801\ubd84\ub9cc \ud558\ub294 \uac83\uc774 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ub7b5\uc801\uc73c\ub85c<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc785\ub825\/\uc678\ub825 -&gt; \ud798 \uacc4\uc0b0 -&gt; \ucda9\ub3cc \uac80\ucd9c -&gt; \uc811\ucd09 \uc81c\uc57d -&gt; \ucda9\ub3cc \ud574\uacb0 -&gt; \uc18d\ub3c4 \uc801\ubd84 -&gt; \uc704\uce58 \uc801\ubd84 -&gt; \uc0c1\ud0dc \uac31\uc2e0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uacfc \uac19\uc740 \uc5ec\ub7ec \ub2e8\uacc4\uac00 \uc5f0\uacb0\ub41c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788 \ucda9\ub3cc\uacfc \uc811\ucd09\uc774 \ub4e4\uc5b4\uc624\uba74 \ub2e8\uc21c\ud55c \ubbf8\ubd84\ubc29\uc815\uc2dd\ub9cc\uc73c\ub85c \ud574\uacb0\ub418\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc5f0\uc18d\uc801\uc778 \uc6b4\ub3d9 + \uc774\uc0b0\uc801\uc778 \ucda9\ub3cc \uc774\ubca4\ud2b8 + \uc811\ucd09 \uc81c\uc57d<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc744 \ud568\uaed8 \ucc98\ub9ac\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud575\uc2ec \uc815\ub9ac<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc5f0\uc18d \uc2dc\uac04 -&gt; \ud604\uc2e4\uc758 \ubb3c\ub9ac \ud604\uc0c1<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc774\uc0b0 \uc2dc\uac04 -&gt; \ucef4\ud4e8\ud130\uac00 \uacc4\uc0b0\ud558\ub294 \ubb3c\ub9ac \uc2dc\uac04<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Time Step -&gt; \u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Fixed Time Step -&gt; \uc77c\uc815\ud55c \u0394t\ub85c \ubb3c\ub9ac \uacc4\uc0b0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc218\uce58 \uc801\ubd84 -&gt; \ubbf8\ubd84\ubc29\uc815\uc2dd\uc744 \uc774\uc0b0 \uc2dc\uac04\uc5d0\uc11c \uadfc\uc0ac\uc801\uc73c\ub85c \uacc4\uc0b0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Euler -&gt; \ud604\uc7ac \ubbf8\ubd84\uac12\uc73c\ub85c \ub2e4\uc74c \uc0c1\ud0dc \uacc4\uc0b0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Euler -&gt; v_next = v + a\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Euler -&gt; x_next = x + v\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Semi-Implicit Euler -&gt; \uc18d\ub3c4\ub97c \uba3c\uc800 \uac31\uc2e0\ud55c \ud6c4 \uc704\uce58 \uac31\uc2e0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Semi-Implicit Euler -&gt; v_next = v + a\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Semi-Implicit Euler -&gt; x_next = x + v_next\u0394t<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Verlet -&gt; \uc774\uc804 \uc704\uce58\uc640 \ud604\uc7ac \uc704\uce58\ub97c \uc774\uc6a9\ud558\uc5ec \ub2e4\uc74c \uc704\uce58 \uacc4\uc0b0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Verlet -&gt; x_next = 2x - x_prev + a\u0394t\u00b2<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>RK4 -&gt; \ud55c Time Step\uc5d0\uc11c \uc5ec\ub7ec \uae30\uc6b8\uae30\ub97c \ud3c9\uac00\ud558\uc5ec \uc801\ubd84<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc218\uce58 \uc624\ucc28 -&gt; \uadfc\uc0ac\uc640 \ubd80\ub3d9\uc18c\uc218\uc810 \uc5f0\uc0b0\uc5d0\uc11c \ubc1c\uc0dd<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\u0394t \uc99d\uac00 -&gt; \uc77c\ubc18\uc801\uc73c\ub85c \uc218\uce58 \uc624\ucc28 \uc99d\uac00<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uc548\uc815\uc131 -&gt; \uc624\ucc28\uac00 \uc2dc\uac04\uc5d0 \ub530\ub77c \ud3ed\ubc1c\ud558\uc9c0 \uc54a\ub294 \uc131\uc9c8<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\uac15\ud55c \ud798\/\ube60\ub978 \ubcc0\ud654 -&gt; \uc791\uc740 \u0394t \ud544\uc694<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ub80c\ub354\ub9c1 \uc2dc\uac04 != \ubb3c\ub9ac Time Step<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc804\uccb4 \uad6c\uc870\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\ub9ac\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>\ubb3c\ub9ac \ubc95\uce59 -&gt; \ubbf8\ubd84\ubc29\uc815\uc2dd -&gt; \uc218\uce58 \uc801\ubd84 -&gt; \uc774\uc0b0 \uc2dc\uac04 \uc0c1\ud0dc -&gt; \ub2e4\uc74c \uc0c1\ud0dc<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac8c\uc784\uc5d0\uc11c\ub294<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Render Frame -&gt; Fixed Physics Step -&gt; Physics Simulation -&gt; State Update<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00 \uae30\ubcf8\uc801\uc778 \uad6c\uc870\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub9ac\uace0 \uc801\ubd84\uae30\uc758 \uc120\ud0dd\uc740<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Euler -&gt; \ub2e8\uc21c\ud558\uc9c0\ub9cc \ubd88\uc548\uc815\ud560 \uc218 \uc788\uc74c<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Semi-Implicit Euler -&gt; \uac8c\uc784 \ubb3c\ub9ac\uc5d0 \uc801\ud569\ud55c \uae30\ubcf8 \uc120\ud0dd<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>Verlet -&gt; \uc704\uce58\/\uc81c\uc57d \uae30\ubc18 \uc2dc\uc2a4\ud15c\uc5d0 \uc720\ub9ac<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>RK4 -&gt; \ub192\uc740 \uc815\ud655\ub3c4 \ub300\uc2e0 \ub192\uc740 \uacc4\uc0b0\ub7c9<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc73c\ub85c \uc815\ub9ac\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uacb0\uad6d \ubb3c\ub9ac \uc2dc\ubbac\ub808\uc774\uc158\uc758 \ubcf8\uc9c8\uc740 <strong>\uc5f0\uc18d\uc801\uc778 \ubb3c\ub9ac \ubc95\uce59\uc744 \ucef4\ud4e8\ud130\uac00 \ucc98\ub9ac\ud560 \uc218 \uc788\ub294 \uc774\uc0b0\uc801\uc778 \uc2dc\uac04 \ub2e8\uacc4\ub85c \ubcc0\ud658\ud558\uace0, \uc218\uce58 \uc801\ubd84\uc744 \ud1b5\ud574 \ub9e4 \uc21c\uac04\uc758 \uc0c1\ud0dc\ub97c \uadfc\uc0ac\uc801\uc73c\ub85c \uac31\uc2e0\ud558\ub294 \uac83<\/strong>\uc774\ub2e4. \uc815\ud655\ud55c \ubb3c\ub9ac \ubc95\uce59\uc744 \uad6c\ud604\ud558\ub294 \uac83\ub9cc\uc73c\ub85c \ucda9\ubd84\ud558\uc9c0 \uc54a\ub2e4. <strong>Time Step, \uc801\ubd84 \ubc29\ubc95, \uc624\ucc28 \ub204\uc801, \uc548\uc815\uc131<\/strong>\uae4c\uc9c0 \ud568\uaed8 \uc124\uacc4\ud574\uc57c \uc2e4\uc81c\ub85c \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uc2dc\ubbac\ub808\uc774\uc158\uc774 \ub41c\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ubb3c\ub9ac \uc2dc\ubbac\ub808\uc774\uc158\uc740 \uc2e4\uc81c \uc138\uacc4\uc758 \uc5f0\uc18d\uc801\uc778 \ubb3c\ub9ac \ud604\uc0c1\uc744 \ucef4\ud4e8\ud130\uac00 \uc77c\uc815\ud55c \uc2dc\uac04 \uac04\uaca9\uc73c\ub85c \uadfc\uc0ac\ud558\uc5ec \uacc4\uc0b0\ud558\ub294 \uacfc\uc815\uc774\ub2e4. \ud604\uc2e4\uc5d0\uc11c\ub294 \ubb3c\ub9ac\ub7c9\uc774 \uc2dc\uac04\uc5d0 \ub530\ub77c \uc5f0\uc18d\uc801\uc73c\ub85c \ubcc0\ud558\uc9c0\ub9cc, \ucef4\ud4e8\ud130\ub294 \ubb34\ud55c\ud788 \uc791\uc740 \uc2dc\uac04 \uac04\uaca9\uc744 \uacc4\uc0b0\ud560 \uc218 \uc5c6\ub2e4. \ub530\ub77c\uc11c \uc5f0\uc18d\uc801\uc778 \ubb3c\ub9ac \ubc95\uce59 -&gt; \uc2dc\uac04 \uad6c\uac04\uc73c\ub85c \ubd84\ud560 -&gt; \ub9e4 Time Step\ub9c8\ub2e4 \uc0c1\ud0dc \uacc4\uc0b0 -&gt; \ub2e4\uc74c \uc0c1\ud0dc\ub85c \uac31\uc2e0 \ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc2dc\ubbac\ub808\uc774\uc158\ud55c\ub2e4. \ud575\uc2ec\uc740 \uacb0\uad6d \ubbf8\ubd84\ubc29\uc815\uc2dd\uc744 \uc5b4\ub5bb\uac8c \uc2dc\uac04\uc5d0 \ub530\ub77c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[54],"tags":[],"class_list":["post-2137","post","type-post","status-publish","format-standard","hentry","category-physics"],"_links":{"self":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/2137","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2137"}],"version-history":[{"count":1,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/2137\/revisions"}],"predecessor-version":[{"id":2138,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=\/wp\/v2\/posts\/2137\/revisions\/2138"}],"wp:attachment":[{"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2137"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2137"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wayhope.kro.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2137"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}