{"id":7255,"date":"2006-08-25T13:02:00","date_gmt":"2006-08-25T13:02:00","guid":{"rendered":"http:\/\/melotopia.net\/b\/?p=7255"},"modified":"2006-08-25T13:02:00","modified_gmt":"2006-08-25T13:02:00","slug":"%ec%a0%84%eb%b6%80-%eb%8d%94%ed%95%98%ea%b8%b0-%ec%a0%81%eb%b6%84","status":"publish","type":"post","link":"http:\/\/melotopia.net\/b\/?p=7255","title":{"rendered":"\uc804\ubd80 \ub354\ud558\uae30 -\uc801\ubd84"},"content":{"rendered":"
\n \ubbf8\uc801\ubd84\ud559\uc5d0\uc11c \uc790\uc138\ud55c \uacc4\uc0b0\uc740 \ubbf8\uc801\ubd84\ud559 \ucc45\uc774\ub098 \uc218\ud559\uc758 \uc815\uc11d\uc5d0 \uc798 \ub098\uc640 \uc788\uc73c\ubbc0\ub85c \uc5ec\uae30\uc11c\ub294 \ub2e4\ub8e8\uc9c0 \uc54a\uaca0\ub2e4. \uc774 \uae00\uc5d0\uc11c \ub2e4\ub8e8\ub294 \uac83\uc740 \uc624\uc9c1 \ud575\uc2ec \uac1c\ub150\uc758 \uc774\ud574\uc774\ub2e4.<\/p>\n

\ubbf8\ubd84\uc740 \uc9c0\ub09c \uc2dc\uac04\uae4c\uc9c0 \ub300\ucda9 \ud574 \ubcf4\uc558\ub2e4. \uc774\ubc88\uc5d0\ub294 \uae09\uc218\uc640 \uc801\ubd84\uc5d0 \ub300\ud55c \uc124\uba85\uc744 \ud574 \ubcf4\uaca0\ub2e4.<\/p>\n

\uc801\ubd84\uc740 \uc5b4\ub5a4 \uac83\uc758 “\ud06c\uae30”\ub97c \uc815\ud655\ud558\uac8c \uacc4\uc0b0\ud558\uae30 \uc704\ud574\uc11c \uc0ac\ub78c\ub4e4\uc774 \ub9cc\ub4e4\uc5b4\ub0b8 \ubc29\ubc95\uc774\ub2e4. \ud06c\uae30\ub294 \ubb34\uc5c7\uc77c\uae4c? \ub0b4\uac00 \uc9c0\ub09c\ubc88\uc5d0 \ud06c\uae30\ub97c \uc7ac\ub294 \uac83\uc774 \uc2ec\uc624\ud558\ub2e4\ub294 \ub9d0\uc744 \ud55c \uc801\uc774 \uc788\uc5c8\ub294\ub370, \ubc14\ub85c \uadf8 \uc2ec\uc624\ud55c \ubc29\ubc95\uc744 \uac00\uc7a5 \uac04\ub2e8\ud558\uace0 \uc9e7\uac8c \uc124\uba85\ud558\ub294 \uac83\uc774 \uc774 \uae00\uc758 \ubaa9\uc801\uc774 \ub420 \uac83\uc774\ub2e4.<\/p>\n

\uc6b0\uc120, \uc6b0\ub9ac\uac00 \uc54c\uace0 \uc788\ub294 \uc22b\uc790\uc758 \ud06c\uae30\uc5d0 \ub300\ud574 \uc0dd\uac01\ud574 \ubcf4\uc790. \uc22b\uc790\ub294 \uc6d0\ub798 \ubb3c\uac74\uc758 \uac2f\uc218\uc5d0\uc11c \uc77c\ubc18\ud654\ub418\uc5b4 \ucd9c\ubc1c\ud55c \uac83\uc774\ubbc0\ub85c, \ubb3c\uac74\uc758 \uc218\uac00 \ub9ce\uc744\uc218\ub85d \uc22b\uc790\uac00 \ucee4\uc9c0\ub3c4\ub85d \ubc30\uc815\ub418\uc5b4 \uc788\uc744 \uac83\uc774\ub2e4. \ud558\uc9c0\ub9cc \uc6b0\ub9ac\uac00 \ud56d\uc0c1 \ubb3c\uac74\ub9cc \uc138\uba74\uc11c \uc0b4 \uc218\ub294 \uc5c6\ub294 \ub178\ub987\uc774\ubbc0\ub85c \ubb50\ub77c \ub9d0\ud558\uae30\uac00 \ucc38 \uace4\ub780\ud558\ub2e4. \uadf8\ub7ec\ubbc0\ub85c, \ucd5c\uc18c\ud55c \uc5ec\ub7ec\ubd84\ub4e4\uc774 1\ubcf4\ub2e4 2\uac00 \ud06c\ub2e4\ub294 \uc815\ub3c4\uc758 \ud06c\uae30 \ube44\uad50\ub294 \ud560\uc904 \uc548\ub2e4\uace0 \uc0dd\uac01\ud558\uace0\uc11c \uc774 \uae00\uc744 \uc9c4\ud589\uc2dc\ucf1c \ub098\uac00\uc57c\uaca0\ub2e4.<\/p>\n

\ud06c\uae30\ub97c \uc7ac\ub294\ub370 \uac00\uc7a5 \uc26c\uc6b4 \uac83\uc774 \ubc14\ub85c “\ubca1\ud130”\uc774\ub2e4. \ubca1\ud130\ub294 \ub450 \uc810\uc744 \uc774\uc5b4\uc8fc\ub294 \ud654\uc0b4\ud45c\ub77c\uace0 \uc0dd\uac01\ud558\uba74 \ub41c\ub2e4. \ubca1\ud130\uc758 \uae38\uc774\ub294 \uc790\ub97c \ub300\uace0 \uadf8 \ud06c\uae30\ub97c \uc7ac\uba74 \ub05d\ub09c\ub2e4. \ubca1\ud130\uac00 (2,3,5,6)\ub4f1\uc73c\ub85c \uc88c\ud45c\ub85c \ub098\ud0c0\ub098 \uc788\uc73c\uba74 \ud53c\ud0c0\uace0\ub77c\uc2a4\uc758 \uc815\ub9ac\ub97c \uc774\uc6a9\ud574\uc11c \uac01 \uc88c\ud45c\uc758 \uc81c\uacf1\uc744 \ub354\ud558\uace0, \ub2e4\uc2dc \uadf8 \uc81c\uacf1\uadfc\uc744 \uacc4\uc0b0\ud558\uba74 \ud06c\uae30\uac00 \ub41c\ub2e4. \uadf8\ub7f0\ub370, \uc88c\ud45c\uac00 \ubb34\ud55c\ud788 \ub9ce\uc774 \uc8fc\uc5b4\uc838 \uc788\ub2e4\uba74? \uc989, (a,b,c,d,…)\ud574\uc11c \ub05d\uc5c6\uc774 \ubb34\ud55c\ud788 \ub9ce\uc774 \uac04\ub2e4\uba74 \uc5b4\ub5bb\uac8c \ub420\uae4c?<\/p>\n

\uc774\uac70 \uc798 \ubcf4\uba74, \uc9c0\ub09c\ubc88\uc5d0 \ubd24\uc5c8\ub358 \uc218\uc5f4\uacfc \ube44\uc2b7\ud558\uac8c \uc0dd\uae30\uc9c0 \uc54a\uc558\ub098? 1,2,3,4…\ubc88\uc9f8 \uc88c\ud45c\uc5d0 \ub300\ud574\uc11c \uac01\uac01 \uc22b\uc790\uac00 \ud558\ub098\uc529 \uc8fc\uc5b4\uc838 \uc788\ub2e4\uba74, \uc774\uac74 \uc5ed\uc2dc \uc218\uc5f4\uc774\uc796\uc544? \ub9cc\uc57d \uc774 \uc218\uc5f4\uc774 \ubc1c\uc0b0\ud574\ubc84\ub9b0\ub2e4\uba74, \uc218\uc5f4\uc758 \uc81c\uacf1\ub3c4 \ubc1c\uc0b0\ud560 \uac83\uc774\uace0, \uadf8\ub7fc \uadf8 \ud569\ub3c4 \ubc1c\uc0b0\ud560 \ud14c\ub2c8\uae4c \ub2f9\uc5f0\ud788 \uc774\ub7f0 \ubca1\ud130\uc758 \ud06c\uae30\ub294 \ubb34\ud55c\ub300\uac00 \ub420 \uac83\uc774\ub2e4. \uc774\ub7f0 \ubb34\ud55c\ub300\uac00 \ub098\uc640\ubc84\ub9ac\uba74 \uc6b0\ub9ac\ub294 \uc774 \ubca1\ud130\uc5d0 \ub300\ud574\uc11c \uc544\ubb34\ub7f0 \ub9d0\ub3c4 \ud560 \uc218\uac00 \uc5c6\ub2e4. \uadf8\ub7fc, \uc774\uac74 \ubb34\ud55c\ub300\ub85c \ubc1c\uc0b0\ud558\uc9c0 \uc54a\ub294\ub2e4\uace0 \ud558\uc790. \uc989, \uc88c\ud45c\uac00 \ubb34\ud55c\ud788 \uc774\uc5b4\uc9c0\ub294 \ubca1\ud130\ub97c \uc218\uc5f4\uc774\ub77c\uace0 \uc0dd\uac01\ud558\uba74, \uc774 \uc218\uc5f4\uc774 \uc218\ub834\ud55c\ub2e4\uace0 \ud574 \ubcf4\uc790.<\/p>\n

\uc5ec\uc804\ud788 \ubb38\uc81c\ub294 \ub0a8\uc544\uc788\ub2e4. \ub9cc\uc57d \uc774 \uc218\uc5f4\uc774 1\ub85c \uc218\ub834\ud55c\ub2e4\uba74, \uc774 \uc218\uc5f4\uc758 \uc81c\uacf1\uc740 \uc5b4\ub290 \ud56d \uc774\ud6c4\ubd80\ud130\ub294 1\uc758 \uadfc\ucc98\uc5d0 \uc788\uc744 \uac83\uc774\uace0, \ub2f9\uc5f0\ud788 \uc774\uac78 \uc804\ubd80 \ub354\ud558\uba74 \uc5ec\uc804\ud788 \ubb34\ud55c\ub300\ub2e4. \uadf8\ub7ec\ubbc0\ub85c \uc774\ub7f0 \ubca1\ud130\ub3c4 \uace4\ub780\ud558\ub2e4. \uc989, \uc88c\ud45c\uc758 \uac12\ub4e4\uc774 \uc218\ub834\ud560 \ubfd0\ub9cc \uc544\ub2c8\ub77c \uadf8\uac78 \uc804\ubd80 \ub354\ud55c \uac83\ub3c4 \uc218\ub834\ud574\uc57c \ud55c\ub2e4\ub294 \uac83\uc774\ub2e4. \uc548\uadf8\ub7ec\uba74 \uc6b0\ub9b0 \uc774 \ubca1\ud130\uc758 \ud06c\uae30\uac00 \ubb34\ud55c\ub300\uac00 \ub098\uc624\uae30 \ub54c\ubb38\uc5d0 \uc544\ubb34\ub9d0\ub3c4 \ud560 \uc218\uac00 \uc5c6\ub2e4.<\/p>\n

\uc774\uc81c, \ud06c\uae30\uac00 \uc720\ud55c\ud55c \ubca1\ud130\ub4e4\ub9cc \uac16\uace0\uc11c \uc0dd\uac01\uc744 \ud574 \ubcf4\uc790. \ud06c\uae30\uac00 \uc720\ud55c\ud55c \ubca1\ud130\uc774\uba74 \uc774\ub7f0 \ubca1\ud130\ub294 \uc88c\ud45c\uac00 \ubb34\ud55c\ud788 \ub9ce\uc774 \uc788\uc5b4\ub3c4 \uadf8 \ud06c\uae30\ub97c \uc7b4 \uc218\uac00 \uc788\ub2e4. \uc774\ub7f0\uc2dd\uc73c\ub85c \ubb34\ud55c\ud788 \uc22b\uc790\uac00 \ub9ce\uc740 \uac83\ub4e4\uc744 \ub2e4 \ub354\ud558\ub294 \uac83\uc744 \ubb34\ud55c\uae09\uc218(Infinite Series)\ub77c\uace0 \ubd80\ub978\ub2e4. \ubb3c\ub860 \uae09\uc218\uc758 \uc218\ub834\uc131\uc744 \ud310\ub2e8\ud558\ub294 \uac74 \ub9ce\uc774 \uc5b4\ub824\uc6b4 \ubb38\uc81c\uac00 \ub418\uac9f\uc9c0\ub9cc, \uadf8\ub7f0\uac74 \uad50\uacfc\uc11c\uc5d0\uc11c \ubc30\uc6b0\ub3c4\ub85d \ud558\uace0 \uc5ec\uae30\uc11c\ub294 \uadf8\ub0e5 \ub118\uc5b4\uac00\uc790.<\/p>\n

\uadf8\ub7f0\ub370 \ub9cc\uc57d \uc88c\ud45c\uac00 \uc5f0\uc18d\uc801\uc73c\ub85c \ubcc0\ud55c\ub2e4\uba74?<\/p>\n

\uc804\uc5d0 \uc218\uc5f4\uc5d0\uc11c \ud568\uc218\ub85c \uac08 \ub54c \ubd88\uc5f0\uc18d\uc801\uc73c\ub85c \uc8fc\uc5b4\uc9c4 \ud56d \ubc88\ud638\ub97c \uc5f0\uc18d\uc801\uc778 \uc22b\uc790\ub85c \ubc14\uafd4\ub098\uac14\uc5c8\ub2e4. \uadf8\ub7fc \uc774\ubc88\uc5d0\ub3c4 \ub9c8\ucc2c\uac00\uc9c0 \uc77c\uc744 \ud574\uc57c \ud560 \uac74\ub370, \ud06c\uae30\ub97c \uc7ac\ub824\uba74 \uac01\uac01\uc758 \ud56d\uc744 \uc81c\uacf1\ud574\uc11c \ub354\ud574\uc57c \ud558\ub294 \uac83\uc774\ub2e4. \uadf8\ub7f0\ub370 \uc774 \uacbd\uc6b0, \ud56d\uc774 \ubb34\ud55c\ud788 \ub9ce\uc744 \ubfd0\ub9cc \uc544\ub2c8\ub77c, \uc544\ubb34\ub9ac \uc791\uc740 \uad6c\uac04\uc744 \uc7a1\uc544\ub3c4 \ubb34\ud55c\ud788 \ub9ce\uc740 \ud56d\uc774 \uc788\uae30 \ub54c\ubb38\uc5d0 “\ud655\uc2e4\ud558\uac8c” \ubc1c\uc0b0\ud55c\ub2e4. \uc5b4\uca4c\uc9c0?<\/p>\n

\uc5ec\uae30\uc11c \ubc14\ub85c, \uc5f0\uc18d\uc801\uc73c\ub85c \uc774\uc5b4\uc9c0\ub294 \uc22b\uc790\ub4e4\uc744 \uc804\ubd80 \ub354\ud558\ub294 \uac83\uc744 \ud558\ub294 \ubc29\ubc95\uc774 “\uc801\ubd84Integral”\uc774\ub2e4. \uae30\ubcf8\uc801\uc778 \uac1c\ub150\uc740 \uac01\uac01\uc758 \ud56d\uc5d0 \uc544\uc8fc \uc791\uc740 \uc22b\uc790\ub97c \uacf1\ud574\uc11c \uc804\uccb4\uac00 \ubc1c\uc0b0\ud558\uc9c0 \uc54a\uace0 \uc720\ud55c\ud558\ub3c4\ub85d \uc870\uc815\ud574\uc8fc\ub294 \uac83\uc774\ub2e4.<\/p>\n

\uc608\ub97c\ub4e4\uc5b4, 0\ubd80\ud130 1\uae4c\uc9c0 \uc5b4\ub5a4 \ud568\uc218 f(x)\uc758 \ud06c\uae30\ub97c \uc7b0\ub2e4\uace0 \ud574 \ubcf4\uc790. \uadf8\ub7fc f(x)\ub294 \ubca1\ud130\uc758 \uc88c\ud45c\ub97c \ub9d0\ud574\uc8fc\ub294\ub370, \ubca1\ud130\uc758 \ud06c\uae30\ub97c \uc7ac\uc57c \ud558\ubbc0\ub85c \uc81c\uacf1\ud574\uc11c \ub2e4 \ub354\ud574\uc57c \ud560 \uac83\uc774\ub2e4. \uc81c\uacf1\uc740 \ud558\uaca0\ub294\ub370, \ubb34\uc2a8\uc218\ub85c \ub2e4 \ub354\ud560\uae4c? \uadf8\ub7fc, \uc77c\ub2e8 \uad6c\uac04\uc744 n\uac1c\ub85c \uc798\ub77c\ubcf4\uc790. \uadf8\ub7fc n\uac1c\uc758 \uc218\uc5f4\uc774 \ub098\uc62c \uac83\uc774\ub2e4. \uadf8\uac78 \ub2e4 \ub354\ud558\uba74 \ub418\uc9c0 \uc54a\uc744\uae4c? \ud558\uc9c0\ub9cc \uc774\uac8c \uc815\ud655\ud55c\uc9c0 \uc544\ubb34\ub3c4 \ubcf4\uc7a5\ud574\uc8fc\uc9c0 \uc54a\ub294\ub2e4. f(x)\ub77c\ub294 \ud568\uc218\ub97c 0\ubd80\ud130 1\uae4c\uc9c0 \ub531 \uadf8\ub824\ub193\uace0\uc11c, \uc774\uac78 n\uc870\uac01\uc73c\ub85c \uc798\ub790\uc5b4. n\uac1c\uc758 \uc870\uac01\uc911\uc5d0\uc11c k\ubc88\uc9f8 \uc870\uac01 \ud558\ub098\ub9cc \ubd10\ub3c4, \uc774\uac74 \uadf8\ub7fc \ub2e4\uc2dc m\uc870\uac01\uc73c\ub85c \uc790\ub97c \uc218\ub3c4 \uc788\uc796\uc544? \uadf8\ub7fc \ub300\uccb4 \uc5b4\uca4c\ub77c\ub294\uac74\uac00?<\/p>\n

\ud5f7\uac08\ub9b0\ub2e4. \uadf8\ub7ec\ub2c8\uae4c, \uaddc\uce59\uc744 \uc880 \ubc14\uafd4\ubcf4\uc790. \uadf8\ub0e5 \ub354\ud558\ub294\uac8c \uc544\ub2c8\ub77c, n\uac1c\uc758 \uc870\uac01\uc744 \ub0c8\uc73c\uba74 0\uacfc 1\uc0ac\uc774\uc5d0\ub294 n\uac1c\uc758 \uad6c\uac04\uc774 \uc788\uc744\ud150\ub370, \uac01\uac01\uc758 \uad6c\uac04\uc758 \ud06c\uae30\ub97c \ub354\ud560 \uac12\uc5d0\ub2e4 \uacf1\ud574\uc8fc\ub294 \uac83\uc774\ub2e4. \uc608\ub97c\ub4e4\uc5b4, d(k)\uac00 k\ubc88\uc9f8 \uad6c\uac04\uc758 \uae38\uc774\ub97c \ub9d0\ud574\uc8fc\uace0, f(k)\uac00 k\ubc88\uc9f8 \uad6c\uac04\uc758 \ud568\uc218\uac12\uc774\ub77c\uace0 \ud55c\ub2e4\uba74 f(k)*d(k)\ub97c \ub2e4 \ub354\ud574\uc8fc\uba74 \ub420 \uac83\uc774\ub2e4.<\/p>\n

\uc7a0\uae50! k\ubc88\uc9f8 \uad6c\uac04\uc5d0\uc11c \ud568\uc218\uac12\uc774 \uc77c\uc815\ud55c\uac83\ub3c4 \uc544\ub2cc\ub370 \uadf8\ub807\uac8c \ub9c9 \ub118\uc5b4\uac00\ub3c4 \ub3fc?<\/p>\n

\uadf8\ub807\ub2e4. \uadf8\ub0e5 \ub118\uc5b4\uac08 \ubed4 \ud588\ub2e4. \ubb50, \uc88b\ub2e4. \uadf8\ub7fc \uc774\ub807\uac8c \ud574\ubcf4\uc790. k\ubc88\uc9f8 \uad6c\uac04\uc5d0\uc11c \uac00\uc7a5 \ud070 \uac12\uc774 \uc788\uace0 \uac00\uc7a5 \uc791\uc740 \uac12\uc774 \uc788\uc744\uac83\uc774\ub2e4. \ub450\uac00\uc9c0 \uacbd\uc6b0\ub97c \uc0dd\uac01\ud558\ub294\ub370, f(k)\ub97c \ud56d\uc0c1 \uac00\uc7a5 \ud070 \uac12\uc73c\ub85c \uc815\ud558\ub294 \uac83\uacfc \ud56d\uc0c1 \uac00\uc7a5 \uc791\uc740 \uac12\uc73c\ub85c \uc815\ud558\ub294 \uacbd\uc6b0\uc77c \uac83\uc774\ub2e4. \ub098\uba38\uc9c0, \ub2e4\ub978 \ud568\uc218\uac12\uc778 \uacbd\uc6b0\ub4e4\uc740 \ud56d\uc0c1 \uadf8 \uc0ac\uc774\uc5d0 \uc788\uc744 \uac83\uc774\ubbc0\ub85c \uac71\uc815\ud558\uc9c0 \ub9d0\ub3c4\ub85d \ud558\uc790.<\/p>\n

\uac00\uc7a5 \ud070 \uac12\uc73c\ub85c \uc815\ud558\ub294 \uacbd\uc6b0\uc640 \uac00\uc7a5 \uc791\uc740 \uac12\uc73c\ub85c \uc815\ud558\uac8c \ub418\uba74, \ud568\uc218\uac00 \uc77c\uc815\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c \uc544\ub9c8 \uac00\uc7a5 \ud070 \uac12\uacfc \uac00\uc7a5 \ud070 \uac12 \uc0ac\uc774\uc758 \ucc28\uc774\uc5d0 \uad6c\uac04\uc758 \uae38\uc774\ub97c \uacf1\ud55c\ub9cc\ud07c\uc758 \ucc28\uc774\uac00 \ub098\uac8c \ub420 \uac83\uc774\ub2e4. \ud558\uc9c0\ub9cc \uc6b0\ub9ac\ub294 \uc9c0\uae08 \uad6c\uac04\uc744 \ub9d8\ub300\ub85c \uc7a1\uc744 \uc218 \uc788\uc744 \uac83\uc774\ub2e4. n\uc870\uac01\uc744 \ub0b8 \uac83\uc744 \ub2e4\uc2dc \uac01\uac01 m\uc870\uac01\uc744 \ub354 \ub0b8\ub2e4\uba74? \uad6c\uac04\uc740 \ub354 \uc9e7\uc544\uc9c8 \uac83\uc774\uace0, \uac01 \uad6c\uac04\uc740 \ub354 \uc9e7\uc544\uc84c\uc73c\ubbc0\ub85c \uadf8 \uad6c\uac04\uc5d0\uc11c \uac00\uc7a5 \ud070 \uac12\uacfc \uac00\uc7a5 \uc791\uc740 \uac12 \uc0ac\uc774\uc758 \uac70\ub9ac\ub294 \uc544\ub9c8 \uc9e7\uc544\uc84c\uc744 \uac83\uc774\ub2e4. \uc774\ub7f0\uc2dd\uc73c\ub85c \uad6c\uac04\uc744 \ubb34\ud55c\ud788 \ub9ce\uc774 \uc798\ub77c \ub098\uac00\uba74 \uac00\uc7a5 \ud070 \uac12\uc73c\ub85c \uc815\ud574\uc11c \ub367\uc148\uc744 \uacc4\uc0b0\ud55c \uac83\uacfc \uac00\uc7a5 \uc791\uc740 \uac12\uc73c\ub85c \uc815\ud574\uc11c \ub367\uc148\uc744 \uacc4\uc0b0\ud55c \uac83 \uc0ac\uc774\uc758 \ucc28\uc774\uac00 \uc5c6\uac8c \ub420 \uac83\uc774\ub2e4.<\/p>\n

\ub2e4\uc2dc \uc7a0\uae50! \uc815\ub9d0??<\/p>\n

\uc774\uac74 \uc0ac\uc2e4 \ubaa8\ub974\ub294 \uac70\ub2e4. \uadf8\ub807\uae30 \ub54c\ubb38\uc5d0, \uc774\ub7f0 \uacbd\uc6b0 \uc218\ud559\uc790\ub4e4\uc740 \ub2e4\uc2dc \uc815\uc758\ub97c \ud55c\ub2e4. \uad6c\uac04\uc744 \uc784\uc758\ub85c \ub098\ub220\uc11c, \uc704\uc5d0\uc11c \uc124\uba85\ud55c \ubc29\ubc95\uc911\uc5d0 \uac01 \uad6c\uac04\uc5d0\uc11c \uac00\uc7a5 \ud070 \uac12\uc744 \uc774\uc6a9\ud574\uc11c \ub367\uc148\uc744 \uacc4\uc0b0\ud55c \uac83\uacfc \uac00\uc7a5 \uc791\uc740 \uac12\uc744 \uc774\uc6a9\ud574\uc11c \uacc4\uc0b0\ud55c \uac83 \uc0ac\uc774\uc758 \ucc28\uc774\uac00 0\uc73c\ub85c \uc218\ub834\ud558\uba74, \uc6b0\ub9ac\ub294 \uc774\ub7ec\ud55c \ud568\uc218\ub97c “\uc801\ubd84 \uac00\ub2a5”\ud558\ub2e4\uace0 \ud558\uace0, \uadf8 \uacc4\uc0b0\uac12\uc744 “\ud568\uc218 f(x)\uc758 \uc801\ubd84”\uc774\ub77c\uace0 \ubd80\ub978\ub2e4.<\/p>\n

\uc911\uac04\uc5d0 \ubb54\uac00 \uc5b4\ubb3c\uca61 \ub118\uc5b4\uac04 \ubd80\ubd84\uc774 \ub9ce\uae34 \ud558\uc9c0\ub9cc, \uc544\ubb34\ud2bc \uc801\ubd84\uc740 \uc774\ub807\uac8c \ud0c4\uc0dd\ud588\ub2e4.<\/p>\n

\uc880 \ub354 \uc790\uc138\ud788 \ub9d0\ud558\uc790\uba74, \uc9c0\uae08 \uc598\uae30\ud55c \uc801\ubd84\uc740 \ub9ac\ub9ccRiemann \uc801\ubd84\uc774\ub2e4.<\/p>\n

\uc801\ubd84\uc774\ub860\uc740 \uc801\ubd84\uc774 \uc548\ub418\ub294 \uac83\ub4e4\uc758 \ud06c\uae30\ub97c \uc7ac\uae30 \uc704\ud574\uc11c \ubc1c\uc804\ud574 \uc654\ub294\ub370 \ub9ac\ub9cc-\uc2a4\ud2f8\uccb4\uc2a4(Riemann-Stieltjes) \uc801\ubd84\ub860, \ub974\ubca1Lebesgue\uc801\ubd84\ub860 \ub4f1\uc744 \uc218\ud559\uacfc\uc5d0 \uc624\uba74 \ubc30\uc6b8 \uc218 \uc788\ub2e4.<\/p>\n

\uadf8\uc911\uc5d0\uc11c \uad6c\uac04\uc744 \uc784\uc758\ub85c \uc790\ub974\uc9c0 \uc54a\uace0 \ub2e8\uc21c\ud788 n\uac1c\uc758 \uc870\uac01\uc73c\ub85c \ub611\uac19\uc774 \ub098\ub204\ub294 \uac83\uc740 \uace0\ub4f1\ud559\uad50 \uc218\ud559\uc5d0\uc11c \ubc30\uc6b0\uac8c \ub41c\ub2e4.<\/p>\n

\ubbf8\uc801\ubd84\uc5d0\uc11c \uac00\uc7a5 \uc911\uc694\ud55c \uc815\ub9ac\uc778 “\ubbf8\uc801\ubd84\ud559\uc758 \uae30\ubcf8 \uc815\ub9ac”\ub9cc \uc18c\uac1c\ud558\uace0 \uae00\uc744 \ub9c8\uce58\ub3c4\ub85d \ud558\uaca0\ub2e4.<\/p>\n

\uc815\ub9ac : \uc5b4\ub5a4 \ud568\uc218\uac00 \uc801\ubd84 \uac00\ub2a5\ud558\uba74, \uadf8 \ud568\uc218\ub97c \uc801\ubd84\ud55c \uac83\uc744 \ub2e4\uc2dc \ubbf8\ubd84\ud558\uba74 \uc6d0\ub798\uc758 \ud568\uc218\uc640 \uac19\ub2e4. \ubc18\ub300\ub85c, \uc5b4\ub5a4 \ud568\uc218\uac00 \ubbf8\ubd84 \uac00\ub2a5\ud558\uba74 \uadf8 \ud568\uc218\ub97c \ubbf8\ubd84\ud55c \uac83\uc744 \ub2e4\uc2dc \uc801\ubd84\ud558\uba74 \uc6d0\ub798\uc758 \ud568\uc218\uc640 \uc0c1\uc218 \ucc28\uc774\ub97c \uc81c\uc678\ud558\uba74 \uac19\ub2e4.<\/p>\n

\uc99d\uba85\uc740 \uc0dd\ub7b5.<\/p>\n

\n
\n
\n\"\uc2e0\uace0\"
\n<\/a>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

\ubbf8\uc801\ubd84\ud559\uc5d0\uc11c \uc790\uc138\ud55c \uacc4\uc0b0\uc740 \ubbf8\uc801\ubd84\ud559 \ucc45\uc774\ub098 \uc218\ud559\uc758 \uc815\uc11d\uc5d0 \uc798 \ub098\uc640 \uc788\uc73c\ubbc0\ub85c \uc5ec\uae30\uc11c\ub294 \ub2e4\ub8e8\uc9c0 \uc54a\uaca0\ub2e4. \uc774 \uae00\uc5d0\uc11c \ub2e4\ub8e8\ub294 \uac83\uc740 \uc624\uc9c1 \ud575\uc2ec \uac1c\ub150\uc758 \uc774\ud574\uc774\ub2e4. \ubbf8\ubd84\uc740 \uc9c0\ub09c \uc2dc\uac04\uae4c\uc9c0 \ub300\ucda9 \ud574 \ubcf4\uc558\ub2e4. \uc774\ubc88\uc5d0\ub294 \uae09\uc218\uc640 \uc801\ubd84\uc5d0 \ub300\ud55c \uc124\uba85\uc744 \ud574 \ubcf4\uaca0\ub2e4. \uc801\ubd84\uc740 \uc5b4\ub5a4 \uac83\uc758 “\ud06c\uae30”\ub97c \uc815\ud655\ud558\uac8c \uacc4\uc0b0\ud558\uae30 \uc704\ud574\uc11c \uc0ac\ub78c\ub4e4\uc774 \ub9cc\ub4e4\uc5b4\ub0b8 \ubc29\ubc95\uc774\ub2e4. \ud06c\uae30\ub294 \ubb34\uc5c7\uc77c\uae4c? \ub0b4\uac00 \uc9c0\ub09c\ubc88\uc5d0 \ud06c\uae30\ub97c \uc7ac\ub294 \uac83\uc774 \uc2ec\uc624\ud558\ub2e4\ub294 \ub9d0\uc744 \ud55c \uc801\uc774 […]<\/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":[2],"tags":[],"class_list":["post-7255","post","type-post","status-publish","format-standard","hentry","category-academic"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8o6gA-1T1","jetpack-related-posts":[],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/7255","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=7255"}],"version-history":[{"count":0,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/7255\/revisions"}],"wp:attachment":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7255"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}