{"id":2377,"date":"2022-01-12T18:42:38","date_gmt":"2022-01-12T09:42:38","guid":{"rendered":"http:\/\/ds.sumeun.org\/?p=2377"},"modified":"2022-01-12T18:44:32","modified_gmt":"2022-01-12T09:44:32","slug":"r%ec%97%90%ec%84%9c-%ec%a0%95%ec%88%98%ed%98%95integer%ea%b3%bc-%ec%8b%a4%ec%88%98%ed%98%95numeric","status":"publish","type":"post","link":"http:\/\/ds.sumeun.org\/?p=2377","title":{"rendered":"3\ud310 \ub9db\ubcf4\uae30) R\uc5d0\uc11c \uc815\uc218\ud615(integer)\uacfc \uc2e4\uc218\ud615(numeric)"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p>R\uc5d0\uc11c <strong>\uc218\uce58\ud615(numeric)<\/strong>\uc740 \ubcf4\ud1b5 \uc2e4\uc218\ub97c \uc758\ubbf8\ud55c\ub2e4.[\uc544\ub798 \uac01\uc8fc 1 \ucc38\uc870] \uc2e4\uc218\ub294 \ub9ce\uc740 \uacbd\uc6b0 \ucd9c\ub825\ub418\ub294 \uac12\uacfc \uc800\uc7a5\ub41c \uac12\uc774 \uc815\ud655\ud558\uac8c \uc77c\uce58\ud558\uc9c0 \uc54a\ub294\ub2e4. \uc65c\ub0d0\ud558\uba74 R\uc5d0\uc11c \uc2e4\uc218\ub97c \uc800\uc7a5\ud558\ub294 \ubc29\uc2dd\uc740 <strong>2\uc9c4\ubc95<\/strong>\uc774\uace0, \ucd9c\ub825\ub418\ub294 \ubc29\uc2dd\uc740 <strong>10\uc9c4\ubc95<\/strong>\uc774\uae30 \ub54c\ubb38\uc774\ub2e4. \uc608\ub97c \ub4e4\uc5b4 3\uc9c4\ubc95\uc758 0.1\uc740 1\/3\uc744 \ub098\ud0c0\ub0b4\uace0 10\uc9c4\ubc95\uc73c\ub85c \ub294 0.333\u22ef\uc774\ubbc0\ub85c, 10\uc9c4\ubc95\uc73c\ub85c \uc815\ud655\ud558\uac8c \ub098\ud0c0\ub0bc \uc218 \uc5c6\ub2e4. (\uc21c\ud658\uc18c\uc218\ub97c \ub098\ud0c0\ub0b4\ub294 0.3\u0307(\uc704\uc5d0 \uc810) \u00a0\uac19\uc740 \ud45c\uae30\ub294 \uc81c\uc678\ud558\uc790.) 2\uc9c4\ubc95\uc5d0\uc11c 0.1\uc740 10\uc9c4\ubc95\u00a0 0.5\uc640 \uac19\ub2e4. \ub530\ub77c\uc11c 10\uc9c4\ubc95 0.5\ub294 2\uc9c4\ubc95\uc73c\ub85c\ub3c4 \uc815\ud655\ud558\uac8c \ub098\ud0c0\ub0bc \uc218 \uc788\ub2e4. \ud558\uc9c0\ub9cc 10\uc9c4\ubc95 0.1\uc744 2\uc9c4\ubc95\uc73c\ub85c \ub098\ud0c0\ub0b4\ubcf4\uc790.<\/p>\n<p>$$0.1_{(10)} = 0.0001100110011\u22ef_{(2)}$$<\/p>\n<p>R\uc758 \uc2e4\uc218(numeric) \ud074\ub798\uc2a4\ub85c \uc22b\uc790 \uc815\uc218\ub97c \ub098\ud0c0\ub0bc \ub54c\uc5d0\ub3c4 \uc870\uc2ec\ud574\uc57c \ud55c\ub2e4. \ub2e4\uc74c\uc744 \ubcf4\uc790.<\/p>\n<blockquote>\n<pre><strong>3e+07 - 1<\/strong>\r\n<strong>## [1] 3e+07<\/strong>\r\n<strong>3e+07 - 5<\/strong>\r\n<strong>## [1] 3e+07<\/strong><\/pre>\n<\/blockquote>\n<p>30000000\uc740 R\uc758 \uc2e4\uc218 \ud074\ub798\uc2a4(numeric) \uc774\ub2e4.\u00a0 \uc2e4\uc218 \ud074\ub798\uc2a4\ub85c \uc815\uc218\ub97c \ub098\ud0c0\ub0bc \ub54c\uc5d0\ub294 \uac12\uc774 \ucee4\uc9c8 \uc218\ub85d \uc815\ud655\ud55c \uac12\uc744 \uc800\uc7a5\ud560 \uc218 \uc5c6\ub2e4. \ubc18\uba74 \uc815\uc218 \ud074\ub798\uc2a4\ub294 \uc815\ud655\ud55c \uac12\uc744 \uc800\uc7a5\ud55c\ub2e4(\uc815\uc218 \ud074\ub798\uc2a4\uc784\uc744 \ubd84\uba85\ud788 \ud558\uae30 \uc704\ud574 \uc22b\uc790 \ub4a4\uc5d0 L\uc744 \ubd99\uc778\ub2e4). \ub530\ub77c\uc11c \uacc4\uc0b0 \uacb0\uacfc\ub3c4 \uc815\ud655\ud558\ub2e4.<\/p>\n<blockquote>\n<pre><strong>30000000L - 1L<\/strong>\r\n<strong>## [1] 29999999<\/strong><\/pre>\n<\/blockquote>\n<p>R\uc758 \uc815\uc218 \ud074\ub798\uc2a4\uc640 \uc22b\uc790 \uc815\uc218\uac00 \ud5f7\uac08\ub9b4 \uc218 \uc788\ub2e4. \uc22b\uc790 \uc815\uc218\ub780 \uc6b0\ub9ac\uac00 \ud754\ud788 \uc0dd\uac01\ud558\ub294 \uc815\uc218 \uc774\ub2e4. R\uc758 \uc815\uc218 \ud074\ub798\uc2a4\ub780 \uc6b0\ub9ac\uac00 \uc0dd\uac01\ud558\ub294 \uc22b\uc790 \uc815\uc218\ub97c R\uc5d0\uc11c \uc800\uc7a5\ud558\ub294 \ubc29\uc2dd\uc744 \uc758\ubbf8\ud55c\ub2e4. \uc11c\ubb38\uc5d0\uc11c\ub3c4 \uc598\uae30\ud588\ub4ef\uc774 R\uc758 \uc815\uc218 \ud074\ub798\uc2a4\uac00 \uc800\uc7a5\ud560 \uc218 \uc788\ub294 \uc815\uc218\ub294 \ud06c\uae30\uc5d0 \uc81c\ud55c\uc774 \uc788\ub2e4. \ud604\uc7ac \ucef4\ud4e8\ud130\uc758 \ud55c\uacc4\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \ud655\uc778\ud560 \uc218 \uc788\ub2e4.<\/p>\n<blockquote>\n<pre><strong>.Machine$integer.max<\/strong>\r\n<strong>## [1] 2147483647<\/strong><\/pre>\n<\/blockquote>\n<p>\ub2e4\uc74c\uacfc \uac19\uc740 \uc2e4\ud5d8\uc744 \ud574\ubcf4\uc790. R\uc758 \uc2e4\uc218 \ud074\ub798\uc2a4\ub294 \ub354 \ud070 \uc815\uc218\ub97c \uc800\uc7a5\ud560 \uc218 \uc788\ub2e4.<\/p>\n<blockquote>\n<pre><strong>.Machine$integer.max + 1<\/strong>\r\n<strong>## [1] 2147483648<\/strong>\r\n<strong>.Machine$integer.max + 1L<\/strong>\r\n<strong>## Warning in .Machine$integer.max + 1L: \uc815\uc218\ud615 \uc624\ubc84\ud50c\ub85c\uc6b0\uc5d0 \uc758\ud558\uc5ec \uc0dd\uc131\ub41c<\/strong>\r\n<strong>## NA\uc785\ub2c8\ub2e4<\/strong>\r\n<strong>## [1] NA<\/strong><\/pre>\n<\/blockquote>\n<p>\uc774\ub807\uac8c \ud070 \uc815\uc218\ub97c \uc0ac\uc6a9\ud558\uba74 R\uc740 \uc790\ub3d9\uc73c\ub85c \uc2e4\uc218\ud615\uc744 \ubc14\uafbc\ub2e4. \uadf8\ub9ac\uace0 \uadf8\ub807\uac8c \ubcc0\ud658\ub41c \uc2e4\uc218\ud615\uc740 \uc815\ud655\ud55c \uac12\uc774 \uc544\ub2c8\uae30 \ub54c\ubb38\uc5d0 \uc5ec\ub7ec\uac00\uc9c0 \ub17c\ub9ac \uc624\ub958\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub2e4. \uc774\ub807\uac8c \ud070 \uc218\uac00 \ud544\uc694\ud558\uc9c0 \uc54a\ub2e4\uace0 \uc0dd\uac01\ud560 \uc218\ub3c4 \uc788\uaca0\uc9c0\ub9cc, \uc694\uc998\uac19\uc740 \ube45\ub370\uc774\ud130 \uc2dc\ub300\uc5d0 id\uac00 \uc704\uc5d0\uc11c \ud655\uc778\ud55c <strong>.Mahcine$integer.max<\/strong>\ub97c \ucd08\uacfc\ud558\ub294 \uacbd\uc6b0\uac00 \uc810\uc810 \ub298\uc5b4\ub098\uace0 \uc788\ub2e4.<\/p>\n<p>[\uac01\uc8fc 1]<\/p>\n<p><strong>as.numeric()<\/strong>\uc740 \uc2e4\uc218 \ud0c0\uc785\uc73c\ub85c \ubcc0\ud658\ud558\uc9c0\ub9cc, <strong>is.numeric()<\/strong>\uc740 \uc2e4\uc218 \ub610\ub294 \uc815\uc218 \uc5ec\ubd80\ub97c \uac00\ub9b0\ub2e4.<\/p>\n<p>&nbsp;<\/p>\n<p>\ucd9c\ucc98&gt; R\ub85c \ud558\ub294 \ube45\ub370\uc774\ud130 \ubd84\uc11d: \ub370\uc774\ud130 \uc804\ucc98\ub9ac\uc640 \uc2dc\uac01\ud654<\/p>\n<p><img loading=\"lazy\" class=\"wp-image-2373 alignleft\" src=\"http:\/\/ds.sumeun.org\/wp-content\/uploads\/2022\/01\/\ud45c\uc9c0_\uc378\ub124\uc77c.png\" alt=\"\" width=\"108\" height=\"154\" \/> <a href=\"https:\/\/www.aladin.co.kr\/shop\/wproduct.aspx?ItemId=286608049\">\u00a0\uc54c\ub77c\ub518<\/a><\/p>\n<p><a href=\"http:\/\/www.yes24.com\/Product\/Goods\/106156560\">\uc608\uc2a424<\/a><\/p>\n<p><a href=\"http:\/\/www.kyobobook.co.kr\/product\/detailViewKor.laf?ejkGb=KOR&amp;mallGb=KOR&amp;barcode=9791196014445&amp;orderClick=LAG&amp;Kc=\">\uad50\ubcf4\ubb38\uace0<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; R\uc5d0\uc11c \uc218\uce58\ud615(numeric)\uc740 \ubcf4\ud1b5 \uc2e4\uc218\ub97c \uc758\ubbf8\ud55c\ub2e4.[\uc544\ub798 \uac01\uc8fc 1 \ucc38\uc870] \uc2e4\uc218\ub294 \ub9ce\uc740 \uacbd\uc6b0 \ucd9c\ub825\ub418\ub294 \uac12\uacfc \uc800\uc7a5\ub41c \uac12\uc774 \uc815\ud655\ud558\uac8c \uc77c\uce58\ud558\uc9c0 \uc54a\ub294\ub2e4. \uc65c\ub0d0\ud558\uba74 R\uc5d0\uc11c \uc2e4\uc218\ub97c \uc800\uc7a5\ud558\ub294 \ubc29\uc2dd\uc740 2\uc9c4\ubc95\uc774\uace0, \ucd9c\ub825\ub418\ub294 \ubc29\uc2dd\uc740 10\uc9c4\ubc95\uc774\uae30 \ub54c\ubb38\uc774\ub2e4. \uc608\ub97c \ub4e4\uc5b4 3\uc9c4\ubc95\uc758 0.1\uc740 1\/3\uc744 \ub098\ud0c0\ub0b4\uace0 10\uc9c4\ubc95\uc73c\ub85c \ub294 0.333\u22ef\uc774\ubbc0\ub85c, 10\uc9c4\ubc95\uc73c\ub85c \uc815\ud655\ud558\uac8c \ub098\ud0c0\ub0bc \uc218 \uc5c6\ub2e4. (\uc21c\ud658\uc18c\uc218\ub97c \ub098\ud0c0\ub0b4\ub294 0.3\u0307(\uc704\uc5d0 \uc810) \u00a0\uac19\uc740 \ud45c\uae30\ub294 \uc81c\uc678\ud558\uc790.) 2\uc9c4\ubc95\uc5d0\uc11c 0.1\uc740 10\uc9c4\ubc95\u00a0 0.5\uc640 \uac19\ub2e4. [&hellip;]<\/p>\n","protected":false},"author":3225,"featured_media":2380,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[143,28,30,213],"tags":[168,19,181],"jetpack_featured_media_url":"http:\/\/ds.sumeun.org\/wp-content\/uploads\/2022\/01\/integer.png","_links":{"self":[{"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=\/wp\/v2\/posts\/2377"}],"collection":[{"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=\/wp\/v2\/users\/3225"}],"replies":[{"embeddable":true,"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2377"}],"version-history":[{"count":4,"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=\/wp\/v2\/posts\/2377\/revisions"}],"predecessor-version":[{"id":2382,"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=\/wp\/v2\/posts\/2377\/revisions\/2382"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=\/wp\/v2\/media\/2380"}],"wp:attachment":[{"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2377"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2377"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ds.sumeun.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2377"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}