{"id":715,"date":"2014-04-10T02:34:53","date_gmt":"2014-04-10T02:34:53","guid":{"rendered":"http:\/\/yoonhada.com\/wp\/?p=715"},"modified":"2014-04-10T02:34:53","modified_gmt":"2014-04-10T02:34:53","slug":"%ec%a0%90%ea%b3%bc-%ec%a7%81%ec%84%a0%eb%b0%98%ec%a7%81%ec%84%a0%ec%84%a0%eb%b6%84%ea%b3%bc%ec%9d%98-%ea%b1%b0%eb%a6%ac","status":"publish","type":"post","link":"http:\/\/yoonhada.com\/?p=715","title":{"rendered":"\uc810\uacfc \uc9c1\uc120\/\ubc18\uc9c1\uc120\/\uc120\ubd84\uacfc\uc758 \uac70\ub9ac"},"content":{"rendered":"

\t\t\t\t[\uc810\uacfc \uc9c1\uc120\/\ubc18\uc9c1\uc120\/\uc120\ubd84\uacfc\uc758 \uac70\ub9ac<\/a>]<\/p>\n

1. \uc815\uc0ac\uc601(\ud22c\uc601) \ubca1\ud130<\/b><\/p>\n

<\/center>
\"\"<\/center>\ubca1\ud130A\ub97c \ubca1\ud130B\uc5d0 \ud22c\uc601\ud55c \ubca1\ud130[?]\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ub429\ub2c8\ub2e4.<\/p>\n

[?] = ( \ubca1\ud130A\ub97c \ubca1\ud130B\uc5d0 \ud22c\uc601\ud55c \uae38\uc774 ) N\u00a0<\/b>
\n(N : B\ubc29\ud5a5 \ub2e8\uc704\ubca1\ud130)<\/center>\ubca1\ud130A\ub97c \ubca1\ud130B\uc5d0 \ud22c\uc601\ud55c \uae38\uc774\ub294 \ub0b4\uc801\uc744 \uc774\uc6a9\ud558\uba74 \uad6c\ud560 \uc218 \uc788\uace0….<\/p>\n

( \ubca1\ud130A\ub97c \ubca1\ud130B\uc5d0 \ud22c\uc601\ud55c \uae38\uc774 ) = |A|cos@ = A \u2022 B \/ |B|<\/b><\/center>\ub610, B\ubc29\ud5a5 \ub2e8\uc704\ubca1\ud130\ub294 N\uc740 \uc544\ub798\ucc98\ub7fc \uad6c\ud574\uc9c0\ub2c8….<\/p>\n

N = B \/ |B|<\/b><\/center>\uacb0\uad6d \ubca1\ud130A\ub97c \ubca1\ud130B\uc5d0 \ud22c\uc601\ud55c \ubca1\ud130[?]\ub97c \ub2e4\uc2dc \ud45c\ud604\ud558\uba74 \uc544\ub798\uc640 \uac19\uc774 \ub429\ub2c8\ub2e4.<\/p>\n

[?]<\/b>\u00a0= (A\u2022B\/|B|) (B\/|B|) = ((A \u2022 B)\/(|B|*|B|)) B =\u00a0((A\u2022B)\/(B\u2022B)) B<\/b><\/center>
\n2. \uc810\uacfc \uc9c1\uc120\uacfc\uc758 \uac70\ub9ac<\/b>
\n\uc810\uacfc \uc9c1\uc120\uc758 \uc218\uc9c1\uac70\ub9ac\ub294 \uc810\uc5d0\uc11c \uc9c1\uc120\uc5d0 \ub0b4\ub9b0 \uc218\uc120(\ubca1\ud130H)\uc758 \ud06c\uae30\uc785\ub2c8\ub2e4.<\/p>\n

<\/center>
\"\"<\/center>P : \uac70\ub9ac\ub97c \uc54c\uace0 \uc2f6\uc740 \uc810
\nLorg : \uc9c1\uc120\uc0c1\uc758 \uc784\uc758\uc758 \ud55c\uc810
\nLdir : \uc9c1\uc120\uc758 \ubc29\ud5a5\ubca1\ud130\uc774\ub54c \ubca1\ud130H\ub294 \uc544\ub798\uadf8\ub9bc\uacfc \uac19\uc774 \uad6c\ud560\uc218 \uc788\uc8e0.<\/p>\n

\"\"
\nPprj : \ubca1\ud130(P-Lorg)\ub97c Ldir\uc5d0 \ud22c\uc601\ud55c \ubca1\ud130<\/center>Pprj\ub294 \ubca1\ud130(P-Lorg)\ub97c Ldir\uc5d0 \ud22c\uc601\ud55c \ud22c\uc601\ubca1\ud130\uc785\ub2c8\ub2e4.
\n\uc800 \uc704\uc758 \ud22c\uc601\ubca1\ud130 \uacf5\uc2dd\uc744 \uc801\uc6a9\ud574\ubcf4\uba74…<\/p>\n

Pprj = (((P-Lorg)\u2022Ldir)\/(Ldir\u2022Ldir)) Ldir<\/center>\ucd5c\uc885\uc801\uc73c\ub85c \ubca1\ud130 H\ub97c \uc815\ub9ac\ud558\uba74 \ub2e4\uc74c\uacfc \uac19\uc774 \ub429\ub2c8\ub2e4.<\/p>\n

H<\/b>\u00a0= (P-Lorg) – Pprj =\u00a0(P-Lorg) – (((P-Lorg)\u2022Ldir)\/(Ldir\u2022Ldir)) Ldir<\/b><\/center>\uc2dd\uc740 \uae38\uc9c0\ub9cc \ub530\uc838\ubcf4\uba74 \uc0c1\ub2f9\ud788 \uac12\uc2fc \uc5f0\uc0b0\uc784\uc744 \uc54c\uc218 \uc788\uc2b5\ub2c8\ub2e4.
\n\ubb34\uc5c7\ubcf4\ub2e4\ub3c4\u00a0\uc774 \uc2dd\uc758 \ucd5c\ub300 \uc7a5\uc810\uc740 \ub2e8\uc704\ubca1\ud130\uac00 \ud544\uc694\uc5c6\ub2e4\ub294 \uac83<\/b>\uc785\ub2c8\ub2e4.
\n\ubca1\ud130\ub97c \uc815\uaddc\ud654\ud560 \ud544\uc694\uac00 \uc5c6\uc73c\ub2c8 \ubcf4\uae30\ubcf4\ub2e4\ub294 \ud6e8\uc52c \uac12\uc2fc \uc5f0\uc0b0\uc774\ub77c \ud560\uc218 \uc788\uc8e0.<\/p>\n

3. \uc810\uacfc \ubc18\uc9c1\uc120\uacfc\uc758 \uac70\ub9ac<\/b><\/p>\n

\"\"
\nP : \uac70\ub9ac\ub97c \uc54c\uace0 \uc2f6\uc740 \uc810
\nLorg : \ubc18\uc9c1\uc120\uc758 \uc2dc\uc791\uc810
\nLdir : \ubc18\uc9c1\uc120\uc758 \ubc29\ud5a5\ubca1\ud130<\/center>\uc704 \uadf8\ub9bc\uc5d0\uc11c \ubcf4\ub4ef, \uc810\uc774 \ubc18\uc9c1\uc120\uc758 \uc2dc\uc791\uc810\ubcf4\ub2e4 \ub4a4\ucabd(Ldir\ubc29\ud5a5\uae30\uc900)\uc5d0 \uc788\uc744 \uacbd\uc6b0\uc5d0 \uc810\uacfc \ubc18\uc9c1\uc120\uc758 \uac70\ub9ac\ub294 \uadf8\ub0e5\u00a0|P-Lorg|<\/b>\ub85c \uad6c\ud574\uc9d1\ub2c8\ub2e4.<\/p>\n

4. \uc810\uacfc \uc120\ubd84\uacfc\uc758 \uac70\ub9ac<\/b>
\n\ubca1\ud130A\ub97c \ubca1\ud130B\uc5d0 \ud22c\uc601\ud55c \ubca1\ud130Aprj\ub294 \ubca1\ud130B\uc5d0 \uc2a4\uce7c\ub77c \uac12 ((A \u2022 B)\/(|B|*|B|))\uc744 \uacf1\ud55c \ubca1\ud130\uc785\ub2c8\ub2e4.
\n\ub530\ub77c\uc11c \uacc4\uc218\uac00 \ub418\ub294 ((A \u2022 B)\/(|B|*|B|)) \uc758 \ud06c\uae30\uc5d0 \ub530\ub77c \uc544\ub798\uc640 \uac19\uc774 \uad6c\ubd84\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\"\"<\/center>\uc774\uac83\uc744 \uc774\uc6a9\ud558\uba74 \ub2e4\uc74c \uadf8\ub9bc\uacfc \uac19\uc774 \uc810(P)\uacfc \uc120\ubd84(S0,S1)\uc758 \uac70\ub9ac\ub97c \uad6c\ud560\uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\"\"
\nP : \uac70\ub9ac\ub97c \uc54c\uace0 \uc2f6\uc740 \uc810
\nS0,S1 : \uc120\ubd84\uc744 \uc774\ub8e8\ub294 \ub450\uc810
\nV1 : S0\uc5d0\uc11c P\ub97c \ud5a5\ud558\ub294 \ubca1\ud130
\nV2 : S0\uc5d0\uc11c S1\uc744 \ud5a5\ud558\ub294 \ubca1\ud130<\/center>\uc0ac\uc2e4 \uc810\uacfc \ubc18\uc9c1\uc120\uc758 \uac70\ub9ac\ub294 \uc704\uc5d0\uc11c \uc138\ubc88\uc9f8 \uacbd\uc6b0\ub97c \ub450\ubc88\uc9f8 \uacbd\uc6b0\ub85c \ub300\uce58\uc2dc\ud0a8\uac83 \ubfd0\uc785\ub2c8\ub2e4.\t\t<\/p>\n","protected":false},"excerpt":{"rendered":"

[\uc810\uacfc \uc9c1\uc120\/\ubc18\uc9c1\uc120\/\uc120\ubd84\uacfc\uc758 \uac70\ub9ac] 1. \uc815\uc0ac\uc601(\ud22c\uc601) \ubca1\ud130 \ubca1\ud130A\ub97c \ubca1\ud130B\uc5d0 \ud22c\uc601\ud55c \ubca1\ud130[?]\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \ud45c\ud604\ub429\ub2c8\ub2e4. [?] = ( \ubca1\ud130A\ub97c \ubca1\ud130B\uc5d0 \ud22c\uc601\ud55c \uae38\uc774 ) N\u00a0 (N : B\ubc29\ud5a5 \ub2e8\uc704\ubca1\ud130)\ubca1\ud130A\ub97c \ubca1\ud130B\uc5d0 \ud22c\uc601\ud55c \uae38\uc774\ub294 \ub0b4\uc801\uc744 \uc774\uc6a9\ud558\uba74 \uad6c\ud560 \uc218 \uc788\uace0…. ( \ubca1\ud130A\ub97c \ubca1\ud130B\uc5d0 \ud22c\uc601\ud55c \uae38\uc774 ) = |A|cos@ = A \u2022 B \/ |B|\ub610, B\ubc29\ud5a5 \ub2e8\uc704\ubca1\ud130\ub294 N\uc740 \uc544\ub798\ucc98\ub7fc \uad6c\ud574\uc9c0\ub2c8…. N = […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-715","post","type-post","status-publish","format-standard","hentry","category-mathematics"],"_links":{"self":[{"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/posts\/715","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/yoonhada.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=715"}],"version-history":[{"count":0,"href":"http:\/\/yoonhada.com\/index.php?rest_route=\/wp\/v2\/posts\/715\/revisions"}],"wp:attachment":[{"href":"http:\/\/yoonhada.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/yoonhada.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=715"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/yoonhada.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}