{"id":7552,"date":"2007-07-02T16:56:00","date_gmt":"2007-07-02T16:56:00","guid":{"rendered":"http:\/\/melotopia.net\/b\/?p=7552"},"modified":"2007-07-02T16:56:00","modified_gmt":"2007-07-02T16:56:00","slug":"%ec%9d%b4%eb%ad%90%eb%b3%91","status":"publish","type":"post","link":"http:\/\/melotopia.net\/b\/?p=7552","title":{"rendered":"\uc774\ubb50\ubcd1"},"content":{"rendered":"<div class=\"desc\">\n        \uc774\uac70\uc57c \uc6d0&#8230;\ud53c\ud574\ub9dd\uc0c1\uc774\ub77c\ub3c4 \uac78\ub9b4 \uac83 \uac19\uc740 \uc77c\uc774 \uc77c\uc5b4\ub0ac\ub2e4.<\/p>\n<p>        \uc9c0\ub09c\uc8fc\uae4c\uc9c0, gcc\uc5d0 math.h\uc5d0\uc11c \uc5f0\uacb0\ud574\uc11c \uc4f0\ub358 atan<br \/>\n        <sup class=\"footnote\"><br \/>\n<a href=\"#footnote_337_1\" id=\"footnote_link_337_1\" onmouseout=\"tistoryFootnote.hide(337,1)\" onmouseover=\"tistoryFootnote.show(this,337,1)\" style=\"color:#f9650d;font-family:Verdana,Sans-serif\"><br \/>\n<span style=\"display:none\"><br \/>\n           [\uac01\uc8fc:<br \/>\n          <\/span><br \/>\n          1<br \/>\n          <span style=\"display:none\"><br \/>\n           ]<br \/>\n          <\/span><br \/>\n<\/a><br \/>\n<\/sup><br \/>\n        \ud558\uace0 log<br \/>\n        <sup class=\"footnote\"><br \/>\n<a href=\"#footnote_337_2\" id=\"footnote_link_337_2\" onmouseout=\"tistoryFootnote.hide(337,2)\" onmouseover=\"tistoryFootnote.show(this,337,2)\" style=\"color:#f9650d;font-family:Verdana,Sans-serif\"><br \/>\n<span style=\"display:none\"><br \/>\n           [\uac01\uc8fc:<br \/>\n          <\/span><br \/>\n          2<br \/>\n          <span style=\"display:none\"><br \/>\n           ]<br \/>\n          <\/span><br \/>\n<\/a><br \/>\n<\/sup><br \/>\n        \ud568\uc218\ub4e4\uc774, \uac11\uc790\uae30 \uc815\uc2e0\uc744 \uc783\uace0 \ub098\ud55c\ud14c \ud5db\uc18c\ub9ac\ub97c \ud55c\ub2e4. nan<br \/>\n        <sup class=\"footnote\"><br \/>\n<a href=\"#footnote_337_3\" id=\"footnote_link_337_3\" onmouseout=\"tistoryFootnote.hide(337,3)\" onmouseover=\"tistoryFootnote.show(this,337,3)\" style=\"color:#f9650d;font-family:Verdana,Sans-serif\"><br \/>\n<span style=\"display:none\"><br \/>\n           [\uac01\uc8fc:<br \/>\n          <\/span><br \/>\n          3<br \/>\n          <span style=\"display:none\"><br \/>\n           ]<br \/>\n          <\/span><br \/>\n<\/a><br \/>\n<\/sup><br \/>\n        \uc774\ub77c\ub4e0\uac00, inf<br \/>\n        <sup class=\"footnote\"><br \/>\n<a href=\"#footnote_337_4\" id=\"footnote_link_337_4\" onmouseout=\"tistoryFootnote.hide(337,4)\" onmouseover=\"tistoryFootnote.show(this,337,4)\" style=\"color:#f9650d;font-family:Verdana,Sans-serif\"><br \/>\n<span style=\"display:none\"><br \/>\n           [\uac01\uc8fc:<br \/>\n          <\/span><br \/>\n          4<br \/>\n          <span style=\"display:none\"><br \/>\n           ]<br \/>\n          <\/span><br \/>\n<\/a><br \/>\n<\/sup><br \/>\n        \ub77c\ub4e0\uac00.<\/p>\n<p>        \uadf8\ub7fc \ub300\uccb4 \uc9c0\uc9c0\ub09c\uc8fc\uae4c\uc9c0 \uc798 \uc791\ub3d9\ud588\ub358 \uadf8 \ud568\uc218\ub294 \uc5b4\ub514\uac14\ub294\ub370&#8230;<\/p>\n<p>        \uacb0\uad6d \ub098\ub9cc \uad50\uc218\ub2d8\ud55c\ud14c \uac1c\uac08\uad7c \ubc1b\uac8c \uc0dd\uacbc\ub124. &#8220;\ub10c \uc815\uc2e0\uc774 \uc788\ub294\uac70\ub2c8?&#8221;<\/p>\n<p>        \ub0b4\uac00 \uc9c0\uae08\uae4c\uc9c0 \ud658\uc0c1\uc744 \ubd24\ub098? Maple \uacb0\uacfc\ub791 \uc798 \ub9de\ucdb0\ubd24\uc5c8\ub294\ub370&#8230;<br \/>\n        <br \/>\n        \ubbf8\uce58\uaca0\ub2e4. \uc820\uc7a5.<\/p>\n<p>\n        \ucd94\uac00<br \/>\n        <br \/>\n        square root, cubic root, log, arc tan, arc cos\ud568\uc218\ub97c \uc804\ubd80 \uc0c8\ub85c \ucf54\ub529\ud588\ub2e4. \ubbf8\ucce4\uc9c0. \uc560\ucd08\uc5d0 \uc2dc\uc791\ud558\ub294\uac8c \uc544\ub2c8\uc5c8\ub294\ub370 -_-;<br \/>\n        <br \/>\n        \uadf8\ub7ec\ub098 \uacb0\uacfc\uc5d0\ub294 \ubcc4\ub2e4\ub978 \uc601\ud5a5\uc774 \uc5c6\ub2e4\ub294 \uac70.<br \/>\n        <br \/>\n        \uc0b0\uc218\uacf5\ubd80\ub294 \ub9ce\uc774 \ud558\uac8c \ub418\uc5c8\ub2e4. C\uc5b8\uc5b4\uc5d0\uc11c \uc5f0\uc0b0\uc790 \uc5ec\ub7ec\uac1c \uacb9\uccd0\uc4f0\uba74 \ube61(=nan)\ub09c\ub2e4\ub294 \uac83\ub3c4 \uc54c\uc558\uace0<br \/>\n        <br \/>\n        \ucd94\uac002<br \/>\n        <br \/>\n        \uc804\uc5d0\ub294 \ub098\ub217\uc148 \ub54c\ubb38\uc5d0 \uace8\uce58\uc544\ud320\ub294\ub370.<br \/>\n        <br \/>\n        Maple\uc740 \uc65c \uc9c0\ub9d8\ub300\ub85c 3\ucc28\ubc29\uc815\uc2dd \uadfc\uc758 \uc21c\uc11c\ub97c \ubc14\uafb8\ub294 \uac83\uc77c\uae4c.<br \/>\n        <br \/>\n        \uc544\ubb34\ud2bc, \ub0b4 \ucf54\ub4dc\uc5d0\uc11c 3\ucc28\ubc29\uc815\uc2dd\ub3c4 \uc81c\ub300\ub85c \ud480\ub9ac\ub294 \uac83\uc73c\ub85c \ubcf4\uc778\ub2e4.<\/p>\n<p>        \ucd94\uac003<br \/>\n        <br \/>\n        \ubb38\uc81c\uc758 \uc6d0\uc778\uc740 \ub180\ub78d\uac8c\ub3c4 #include<math.h>\ub97c \ube7c\uba39\uc5b4\uc11c\uc600\ub2e4. \uc65c? \uc65c \ube60\uc838 \uc788\uc5c8\uc9c0??<br \/>\n        <br \/>\n        \uadf8\ub7ec\ub098 atan\uc774 \uac00\uc9c4 \ubd80\ud638 \ubb38\uc81c\ub54c\ubb38\uc5d0 \uadf8\ub0e5 \ub0b4\uac00 \uc9c1\uc811 \uc791\uc131\ud55c \ud568\uc218\ub97c \uc4f0\uae30\ub85c \ud588\ub2e4. log\ub294 math.h\uc5d0 \uc788\ub294\uac78\ub85c \uc4f4\ub2e4. \uc81c\uacf1\uadfc\uc740 \uad1c\ucc2e\uc740\ub370, \uc138\uc81c\uacf1\uadfc\uc5d0 \ubb38\uc81c\uac00 \uc788\uc5b4\uc11c, \uc138\uc81c\uacf1\uadfc\ub3c4 \uc9c1\uc811 \uc791\uc131\ud588\ub2e4. \uc5d0\ud734. \uc0bd\uc9c8.<\/p>\n<p>        \ucd94\uac004<br \/>\n        <br \/>\n        atan\uc758 \ubd80\ud638 \ubb38\uc81c\ub97c \ud574\uacb0\ud55c \ud568\uc218\uac00 atan2\ub354\ub77c. \uc5ed\uc2dc \ub09c\uac10\ud558\ub2e4 -_-;<br \/>\n        <br \/>\n        \uc544\ubb34\ud2bc, \uadf8\ub7ed\uc800\ub7ed \uad1c\ucc2e\uc740 \uacb0\uacfc\uac00 \ub098\uc654\uc73c\ub2c8, \uc774\uc81c \uc624\ub298\ub9cc \ubc24\uc0c8\uba74 \ub41c\ub2e4. \uacb0\uad6d \uc9c1\uc811 \ub9cc\ub4e0 \ud568\uc218 \uc4f0\ub294\uac74 \uc138\uc81c\uacf1\uadfc \ubfd0.<\/p>\n<div class=\"footnotes\">\n<ol class=\"footnotes\">\n<li id=\"footnote_337_1\">\n           arc tangent, \ud0c4\uc820\ud2b8\uc758 \uc5ed\ud568\uc218<br \/>\n           <a href=\"#footnote_link_337_1\"><br \/>\n            [\ubcf8\ubb38\uc73c\ub85c]<br \/>\n           <\/a>\n<\/li>\n<li id=\"footnote_337_2\">\n           \uc9c0\uc218\ud568\uc218\uc758 \uc5ed\ud568\uc218<br \/>\n           <a href=\"#footnote_link_337_2\"><br \/>\n            [\ubcf8\ubb38\uc73c\ub85c]<br \/>\n           <\/a>\n<\/li>\n<li id=\"footnote_337_3\">\n           Not A Number. &#8220;\uc774\uac74 \uc22b\uc790\uac00 \uc544\ub2cc\uaca8&#8221;<br \/>\n           <a href=\"#footnote_link_337_3\"><br \/>\n            [\ubcf8\ubb38\uc73c\ub85c]<br \/>\n           <\/a>\n<\/li>\n<li id=\"footnote_337_4\">\n           infinity. &#8220;\uc774\uac74 \uc22b\uc790\uac00 \uc544\ub2cc\uac83\ub3c4 \uc544\ub2cc\uaca8&#8221;<br \/>\n           <a href=\"#footnote_link_337_4\"><br \/>\n            [\ubcf8\ubb38\uc73c\ub85c]<br \/>\n           <\/a>\n<\/li>\n<\/ol>\n<\/div>\n<p><script type=\"text\/javascript\">\n         tistoryFootnote.add(337,1,\"arc tangent, \\ud0c4\\uc820\\ud2b8\\uc758 \\uc5ed\\ud568\\uc218\");\ntistoryFootnote.add(337,2,\"\\uc9c0\\uc218\\ud568\\uc218\\uc758 \\uc5ed\\ud568\\uc218\");\ntistoryFootnote.add(337,3,\"Not A Number. \\\"\\uc774\\uac74 \\uc22b\\uc790\\uac00 \\uc544\\ub2cc\\uaca8\\\"\");\ntistoryFootnote.add(337,4,\"infinity. \\\"\\uc774\\uac74 \\uc22b\\uc790\\uac00 \\uc544\\ub2cc\\uac83\\ub3c4 \\uc544\\ub2cc\\uaca8\\\"\");\n        <\/script><\/p>\n<div style=\"width:100%;margin-top:30px;clear:both;height:30px\">\n<div style=\"width:31px;float:left;\">\n<a href=\"\/toolbar\/popup\/abuseReport\/?entryId=337\" onclick=\"window.open(this.href, 'tistoryThisBlogPopup', 'width=550, height=510, toolbar=no, menubar=no, status=no, scrollbars=no'); return false;\"><br \/>\n<img data-recalc-dims=\"1\" decoding=\"async\" alt=\"\uc2e0\uace0\" src=\"https:\/\/i0.wp.com\/t1.daumcdn.net\/tistory_admin\/static\/ico\/ico_spam_report.png\" style=\"border:0\"\/><br \/>\n<\/a>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\uc774\uac70\uc57c \uc6d0&#8230;\ud53c\ud574\ub9dd\uc0c1\uc774\ub77c\ub3c4 \uac78\ub9b4 \uac83 \uac19\uc740 \uc77c\uc774 \uc77c\uc5b4\ub0ac\ub2e4. \uc9c0\ub09c\uc8fc\uae4c\uc9c0, gcc\uc5d0 math.h\uc5d0\uc11c \uc5f0\uacb0\ud574\uc11c \uc4f0\ub358 atan [\uac01\uc8fc: 1 ] \ud558\uace0 log [\uac01\uc8fc: 2 ] \ud568\uc218\ub4e4\uc774, \uac11\uc790\uae30 \uc815\uc2e0\uc744 \uc783\uace0 \ub098\ud55c\ud14c \ud5db\uc18c\ub9ac\ub97c \ud55c\ub2e4. nan [\uac01\uc8fc: 3 ] \uc774\ub77c\ub4e0\uac00, inf [\uac01\uc8fc: 4 ] \ub77c\ub4e0\uac00. \uadf8\ub7fc \ub300\uccb4 \uc9c0\uc9c0\ub09c\uc8fc\uae4c\uc9c0 \uc798 \uc791\ub3d9\ud588\ub358 \uadf8 \ud568\uc218\ub294 \uc5b4\ub514\uac14\ub294\ub370&#8230; \uacb0\uad6d \ub098\ub9cc \uad50\uc218\ub2d8\ud55c\ud14c \uac1c\uac08\uad7c \ubc1b\uac8c \uc0dd\uacbc\ub124. &#8220;\ub10c \uc815\uc2e0\uc774 \uc788\ub294\uac70\ub2c8?&#8221; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[12],"tags":[],"class_list":["post-7552","post","type-post","status-publish","format-standard","hentry","category-12"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8o6gA-1XO","jetpack-related-posts":[],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/7552","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7552"}],"version-history":[{"count":0,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/7552\/revisions"}],"wp:attachment":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7552"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7552"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7552"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}