{"id":985,"date":"2019-03-11T13:23:41","date_gmt":"2019-03-11T04:23:41","guid":{"rendered":"http:\/\/141.164.34.82\/?p=985"},"modified":"2019-04-17T16:50:40","modified_gmt":"2019-04-17T07:50:40","slug":"%eb%82%a0%ec%a7%9c-%ec%9e%90%eb%a3%8c","status":"publish","type":"post","link":"http:\/\/ds.sumeun.org\/?p=985","title":{"rendered":"\ub0a0\uc9dc \uc790\ub8cc"},"content":{"rendered":"

\ub0a0\uc9dc(Date) : \uc5b4\ub5a4 \ub2ec\ub825\uc744 \uc4f8 \uac83\uc778\uac00?<\/h1>\n

\uc728\ub9ac\uc6b0\uc2a4\ub825\uacfc \uadf8\ub808\uace0\ub9ac\ub825<\/h2>\n

\uc720\ub7fd\uc758 \uc0ac\ub78c\ub4e4\uc740 1582\ub144 10\uc6d4 4\uc77c\uc5d0 \uc7a0\uc790\ub9ac\uc5d0 \ub4e4\uc5b4\uc11c 1582\ub144 10\uc6d4 15\uc77c \uc544\uce68\uc5d0 \uae68\uc5b4\ub0ac\ub2e4!<\/strong><\/p>\n

\"\"\/<\/p>\n

\ucd9c\ucc98: https:\/\/theuijunkie.com\/october-5th-october-14th-1582\/<\/a><\/p>\n

\ud604\uc7ac \uc138\uacc4\uc801\uc73c\ub85c \ud1b5\uc6a9\ub418\ub294 \ub2ec\ub825\uc740 \uadf8\ub808\uace0\ub9ac\ub825<\/strong>\uc774\ub2e4. \uc6b0\ub9ac\uac00 \ud754\ud788 “\uc591\ub825<\/strong>"\uc73c\ub85c \ubd80\ub974\ub294 \ub2ec\ub825\uc774\ub2e4. \uc11c\uc591\uc758 \ub2ec\ub825\uc5d0\ub294 1582\ub144 10\uc6d4 5\uc77c\uc5d0\uc11c 10\uc6d4 14\uc77c\uc774 \uc874\uc7ac\ud558\uc9c0 \uc54a\ub294\ub2e4!<\/strong> \uacfc\uc5f0 \ubb34\uc2a8 \uc77c\uc774 \uc77c\uc5b4\ub09c \uac83\uc778\uac00?<\/p>\n

\uad50\ud669 \uadf8\ub808\uace0\ub9ac 13\uc138\ub294 1582\ub144 \uc0c8\ub85c\uc6b4 \uc5ed\ubc95(\ub2ec\ub825)\uc778 \uadf8\ub808\uace0\ub9ac\ub825<\/strong>\uc744 \ub9cc\ub4e4\uace0, \ub2ec\ub825\uc5d0\uc11c 10\uc77c\uc744 \uc9c0\uc6cc\ubc84\ub838\ub2e4!<\/p>\n

'\uadf8\ub808\uace0\ub9ac\ub825' \uc774\uc804\uc758 \ub2ec\ub825\uc744 '\uc728\ub9ac\uc6b0\uc2a4\ub825'\uc774\ub77c \ubd80\ub978\ub2e4. \uae30\uc6d0\uc804 46\ub144 \ub85c\ub9c8\uc758 \uce74\uc774\uc0ac\ub974\ub294 \uc728\ub9ac\uc6b0\uc2a4\ub825\uc744 \uc2dc\ud589\ud588\ub2e4. \uce74\uc774\uc0ac\ub974\ub294 1\ub144\uc774 \uc815\ud655\ud788 365.25\uc77c\uc774\ub77c\uace0 \ubbff\uc5c8\uae30 \ub54c\ubb38\uc5d0, 1\ub144\uc744 365\uc77c\ub85c \ud558\uace0, 4\ub144\ub9c8\ub2e4 \uc724\ub144\uc744 \uc2dc\ud589\ud558\uc600\ub2e4. \uc724\ub144\uc758 2\uc6d4\uc740 \ud558\ub8e8 \ub298\uc5b4\ub09c 29\uc77c\uc774 \ub41c\ub2e4. <\/p>\n

\ud558\uc9c0\ub9cc \uc624\ud638\ub77c! 1\ub144\uc758 \uc815\ud655\ud55c \uae38\uc774\ub294 365.2422\uc77c \uc815\ub3c4 \ub418\uace0, 365.25\uc77c\ubcf4\ub2e4 0.0078\uc77c(\uc57d 11\ubd84 14\ucd08) \uc9e7\uc544 128\ub144\uc5d0 1\uc77c\uc758 \ud3b8\ucc28\uac00 \uc0dd\uae34\ub2e4! \uc774\uc5d0 \ub530\ub77c 1582\ub144\uc5d0\ub294 \uacc4\uc808\uacfc \uc728\ub9ac\uc6b0\uc2a4\ub825\uc758 \ucc28\uc774\uac00 10\uc77c\uc774\ub098 \uc0dd\uae30\uac8c \ub418\uc5c8\ub2e4. (\uc885\uad50\uc801 \uc774\uc720\uc5d0\uc11c \uadf8 \ub2f9\uc2dc\uc5d0\ub294 \ub2ec\ub825\uacfc \uacc4\uc808\uc774 \uc77c\uce58\ud558\ub294 \uac83\uc774 \uc911\uc694\ud588\ub2e4.)<\/p>\n

\uc774\uc5d0 \ub530\ub77c \uad50\ud669 \uadf8\ub808\uace0\ub9ac 13\uc138\ub294 \ub3c5\uc77c\uc758 \uc218\ud559\uc790\uc778 \ud074\ub77c\ube44\uc6b0\uc2a4(Christoph Clavius, 1537-1612)\uc758 \ub3c4\uc6c0\uc744 \ubc1b\uc544 \uc0c8\ub85c\uc6b4 \ub2ec\ub825\uc744 \ub9cc\ub4e4\uac8c \ub41c \uac83\uc774\ub2e4. <\/p>\n

\uc0c8\ub85c\uc6b4 \uadf8\ub808\uace0\ub9ac\uc5ed\uc740, 1582\ub144 10\uc6d4 4\uc77c \ub2e4\uc74c\uc744 1582\ub144 10\uc6d4 15\uc77c\ub85c \uc815\ud558\uc5ec \ub2ec\ub825\uacfc \uacc4\uc808\uc774 \uc77c\uce58\ud558\ub3c4\ub85d \ud558\uc600\uc73c\uba70, \uc728\ub9ac\uc6b0\uc2a4\ub825\uc5d0\uc11c 100\uc73c\ub85c \ub5a8\uc5b4\uc9c0\ub294 \ud574\ub294 \uc724\ub144\uc5d0\uc11c \uc81c\uc678\ud558\uace0, \uadf8 \uc911 400\uc73c\ub85c \ub5a8\uc5b4\uc9c0\ub294 \ub2e8\uc704\ub294 \ub2e4\uc2dc \uc724\ub144\uc73c\ub85c \ud558\uc5ec, \uc2e4\uc81c 1\ub144\uacfc \ub2ec\ub825\uc758 1\ub144\uc758 \ucc28\uc774\ub97c 0.0003\uc77c(26\ucd08)\ub85c \uc904\uc600\ub2e4.<\/p>\n

\uc774\ub97c \uacc4\uc0b0\ud558\uba74 \uc57d 3300\ub144\ub9c8\ub2e4 1\uc77c\uc758 \ucc28\uc774\uac00 \ubc1c\uc0dd\ud558\ub294 \uc148\uc774\ub2e4. <\/p>\n

\uc774\ucc98\ub7fc \uc6b0\ub9ac\uc758 \ub2ec\ub825\uacfc \uc2dc\uac04\uc740 \uc5ec\ub7ec \uac00\uc9c0 \uc5ed\uc0ac\uc801, \ucc9c\ubb38\ud559\uc801(\uc9c0\uad6c\uc758 \uc2e4\uc81c \uacf5\uc804 \uc8fc\uae30) \uc774\uc720\ub85c \uc0dd\uac01\ubcf4\ub2e4 \ubcf5\uc7a1\ud558\uac8c \uc815\ud574\uc9c4\ub2e4. \ucc38\uace0\ub85c \uc804 \uc720\ub7fd\uc774 \ubaa8\ub450 \uc77c\uc2dc\uc5d0 \uc728\ub9ac\uc6b0\uc2a4\ub825\uc5d0\uc11c \uadf8\ub808\uace0\ub9ac\ub825\uc73c\ub85c \ubc14\uafbc \uac83\uc740 \uc544\ub2c8\ub2e4. \ub098\ub77c\ub9c8\ub2e4 \ub3c4\uc785 \uc2dc\uc791\ub144\ub3c4\ub294 \ucc28\uc774\uac00 \uc788\uc73c\uba70, \uc774\uc5d0 \ub530\ub77c \uba87 \uac00\uc9c0 \ud63c\ub780\uc774 \uc0dd\uae38 \uc218\ub3c4 \uc788\ub2e4. \uc544\ub798 \ucc38\uace0\uc790\ub8cc\ub97c \ubcf4\uc790.<\/p>\n

R\uc740 Date<\/code> \uc790\ub8cc\ud615\uc740 \uadf8\ub808\uace0\ub9ac\ub825<\/strong>\uc744 \uc0ac\uc6a9\ud55c\ub2e4. 1582\ub144 \uc774\uc804 \ub0a0\uc9dc\uc5d0\uc11c\ub3c4!<\/strong><\/p>\n

x <- as.Date(c('1582-10-14', '1582-10-15'))\nweekdays(x)\n<\/code><\/pre>\n
## [1] "\ubaa9\uc694\uc77c" "\uae08\uc694\uc77c"\n<\/pre>\n
<\ucc38\uace0\uc790\ub8cc><\/p>\n
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  • \n
    \ub274\ud134\uc758 \uc0dd\uc77c\uc740 12\uc6d4 25\uc77c\uc778\uac00? 1\uc6d4 4\uc77c\uc778\uac00?<\/a><\/p>\n<\/li>\n
  • \n
    \uc728\ub9ac\uc6b0\uc2a4\ub825\uacfc \uadf8\ub808\uace0\ub9ac\ub825 \ube44\uad50<\/a><\/p>\n<\/li>\n
  • \n
    \uac01 \ub098\ub77c\uac00 \uc5b8\uc81c\ubd80\ud130 \uadf8\ub808\uace0\ub9ac\ub825\uc744 \uc0ac\uc6a9\ud588\ub294\uac00?<\/a><\/p>\n<\/li>\n<\/ul>\n
    <\ucc38\uace0 \ub3d9\uc601\uc0c1><\/p>\n