{"id":8835,"date":"2010-02-13T02:16:00","date_gmt":"2010-02-13T02:16:00","guid":{"rendered":"http:\/\/melotopia.net\/b\/?p=8835"},"modified":"2010-02-13T02:16:00","modified_gmt":"2010-02-13T02:16:00","slug":"the-quantum-entanglement-makes-my-brain-more-entangled","status":"publish","type":"post","link":"http:\/\/melotopia.net\/b\/?p=8835","title":{"rendered":"The quantum entanglement makes my brain more entangled"},"content":{"rendered":"<div class=\"desc\">\n        &#8230;entanglement\uac00 \ubb50\uc9c0?<\/p>\n<p>        \uc774 \ub0b4\uc6a9\uc740 Gasiorowicz \uc591\uc790\uc5ed\ud559 3\ud310\uc758 \uac00\uc7a5 \ub9c8\uc9c0\ub9c9 \uc7a5\uc5d0 \ub098\uc624\ub294 \uc704\ub300\ud55c(?) \ub0b4\uc6a9\uc73c\ub85c\uc11c \uc218\uc5c5\uc2dc\uac04\uc5d0 \ubc30\uc6b0\uace0 \uc2f6\uc5b4\ub3c4 \uad50\uc218\ub2d8\uc774 \uadc0\ucc2e\uc544\uc11c \uc548 \uac00\ub974\uccd0 \uc918\uc11c \ubabb\ubc30\uc6b4 \ub0b4\uc6a9\uc774\ub2e4.<\/p>\n<p>        \uc0ac\uc2e4 Entangle\uc774\ub77c\ub294 \ub2e8\uc5b4\ub294 \uc6cc\ud06c\ub798\ud504\ud2b83\uc758 \ube14\ub7ec\ub4dc \uc5d8\ud504\uc871\uc758 \uac74\ubb3c\ub4e4\uc774 \ubb54\uac00\uc5d0 \uc5c9\uaca8\ubd99\uc744\ub54c \ub098\uc624\ub294 \ub2e8\uc5b4\ub85c \uc601\ubb38\ud310 \uc6cc\ud06c\ub798\ud504\ud2b83\ub97c \uc990\uae34 \uc0ac\ub78c\uc774\ub77c\uba74 \ub204\uad6c\ub098 \uc54c \uc218 \uc788\ub294 \uc26c\uc6b4 \ub2e8\uc5b4\uc774\ub2e4. \ud558\uc9c0\ub9cc \uadf8\ub0e5 \uc0ac\uc804\uc801 \uc758\ubbf8\ub97c \ucc3e\uc544\ubcf4\uc790.<br \/>\n        <br \/>\n<a href=\"http:\/\/engdic.daum.net\/dicen\/contents.do?query1=E385050\" target=\"_blank\" title=\"[http:\/\/engdic.daum.net\/dicen\/contents.do?query1=E385050]\ub85c \uc774\ub3d9\ud569\ub2c8\ub2e4.\"><br \/>\n         http:\/\/engdic.daum.net\/dicen\/contents.do?query1=E385050<br \/>\n        <\/a><br \/>\n<br \/>\n        \uc0ac\uc804\uc744 \ubcf4\uba74 &#8220;1 \uc5bd\ud788\uac8c \ud568, \uc5bd\ud798   2 \ubd84\uaddc, \uc5f0\ub8e8   3 \ub179\ucc44(\u9e7f\u7826), \ucca0\uc870\ub9dd   4 \ud63c\ub780\uc2dc\ud0a4\ub294 \uac83&#8221;\uc758 \uc758\ubbf8\uac00 \uc788\ub2e4. \uc591\uc790\uc5ed\ud559\uc5d0 \ub098\uc624\ub294 Entanglement\ub780 \uc0ac\uc2e4 1\ubc88\uc758 \uc758\ubbf8\uc774\uc9c0\ub9cc \uc0ac\ub78c\ub4e4\uc740 4\ubc88\uc758 \uc758\ubbf8\ub85c \uc774\ud574\ud558\uace0 \uacf5\ubd80\ud558\uace0 \uc788\uc744 \uac83\uc774\ub2e4. \uc65c\ub0d0\ud558\uba74 4\ubc88\uc758 \uc758\ubbf8\ub77c\uace0 \uc124\uba85\ud574\uc57c \uc880 \ub354 \ub0a9\ub4dd\ud560 \uc218 \uc788<br \/>\n        <span style=\"text-decoration: line-through;\"><br \/>\n         \ub294 \uc124\uba85\uc774 \uac00\ub2a5\ud558<br \/>\n        <\/span><br \/>\n        \uae30 \ub54c\ubb38\uc77c\uc9c0\ub3c4&#8230;<br \/>\n        <sup class=\"footnote\"><br \/>\n<a href=\"#footnote_1655_1\" id=\"footnote_link_1655_1\" onmouseout=\"tistoryFootnote.hide(1655,1)\" onmouseover=\"tistoryFootnote.show(this,1655,1)\" 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><\/p>\n<p>        \uc544\ubb34\ud2bc \ubb54\uac00 \uc5bd\ud600 \uc788\ub2e4\ub294 \uac74\ub370, \ubb50\uac00 \uc5bd\ud600\uc788\ub294 \uac83\uc77c\uae4c?<\/p>\n<p>        \uc800\uae30\uc11c \uc5bd\ud798\uc774\ub77c\ub294 \uac83\uc740, \ub098\ubb34\uc758 \ubfcc\ub9ac\ub97c \uc0dd\uac01\ud558\uba74 \ub41c\ub2e4. \uc6cc\ud06c\ub798\ud504\ud2b83\uc5d0\uc11c \uac74\ubb3c\uc774 entangle\ub418\uba74 \ubc14\ub2e5\uc5d0 \ub2e8\ub2e8\ud788 \ubc15\ud600 \ubc84\ub9b0\ub2e4. \uadf8\ub7ec\ub2c8\uae4c \uc5b4\ub5a4 \ub450\uac1c\uac00 \ubfcc\ub9ac\ub97c \uac16\uace0 \uc788\ub294\ub370, \ubfcc\ub9ac\ub07c\ub9ac \uc5c9\ucf1c\ubc84\ub9b0 \uac83\uc774\ub2e4. \uc624\ub798\ub41c \uc2e4\ud0c0\ub798\uac00 \uc5c9\ucf1c\ubc84\ub9ac\ub294 \uc18d\uc131\uc774 \uc788\ub2e4\ub294 \uc5f0\uad6c\ub3c4 \uc788\ub2e4.<\/p>\n<p>        \uc5ec\uae30\uae4c\uc9c0\ub294 \ub2e4 Entangle\uc774\ub77c\ub294 \ub2e8\uc5b4\ub97c \uc870\uae08\uc774\ub77c\ub3c4 \uc775\uc219\ud558\uac8c \ud558\uae30 \uc704\ud574\uc11c \ub098\uc628 \uc7a1\ub2f4\uc774\uc5c8\uace0, \uc591\uc790\uc5ed\ud559\uc801\uc778 \uc5bd\ud798\uc774 \ubb34\uc5c7\uc778\uac00 \uc2ac\uc2ac \ubcf8\uaca9\uc801\uc73c\ub85c \uc774\ud574\ud574 \ubcf4\uc790.<\/p>\n<p>        \uc591\uc790\uc5ed\ud559\uc5d0\uc11c \ud558\ub098\uc758 \uc0c1\ud0dc\ub294 \uc5b4\ub5a4 basis ket\uc73c\ub85c \ud45c\ud604\uc774 \ub418\uace0, \uce21\uc815\uc774\ub77c\ub294 \uac83\uc744 \ud558\uac8c \ub418\uba74 \uc5ec\ub7ec\uac1c\uc758 basis ket\uc911 \ud558\ub098\uc758 \ud2b9\uc815 ket\uc73c\ub85c \uc555\ucd95(shrink)\ub418\uc5b4 \ubc84\ub9b0\ub2e4\ub294 \uc0ac\uc2e4\uc740 \ubd80\ub514 \uc774\ubbf8 \uc54c\uace0 \uc788\uae30\ub97c \ubc14\ub780\ub2e4. \uadf8\uac78 \ubaa8\ub974\uba74 \uc591\uc790\uc5ed\ud559 \uad50\uc7ac\ub97c \ucc98\uc74c\ubd80\ud130 \uc124\uba85\ud574\uc57c \ud558\uae30 \ub54c\ubb38\uc5d0, \uc5ec\uae30\uc11c\ub294 \uc9c0\uba74\uad00\uacc4\uc0c1 \uc0dd\ub7b5\ud558\uace0 \ub118\uc5b4\uac00\uaca0\ub2e4.<\/p>\n<p>        \ub204\uad6c\ub098 \uc798 \uc54c\uace0 \uc788\ub4ef, \ubcf4\uc874\ubc95\uce59\uc740 \uc5b8\uc81c\ub098 \uc911\uc694\ud558\ub2e4. entanglement\uc124\uba85\ud558\ub2e4\uac00 \uc6ec \ubcf4\uc874\ubc95\uce59\uc774\ub0d0\ub294, \uc774\uac83\uc740 \uc790\ub2e4\uac00 \ubd09\ucc3d \ub450\ub4dc\ub9ac\ub294 \uc18c\ub9ac\uac00 \ub420\uc9c0\ub3c4 \ubaa8\ub974\uc9c0\ub9cc \uc544\ubb34\ud2bc \uadf8\uac83\uc740 \uc5ec\uae30\uc11c\ub3c4 \uc911\uc694\ud558\ub2e4. \uc608\ub97c \ub4e4\uc5b4\uc11c, \uac01\uc6b4\ub3d9\ub7c9 \ubcf4\uc874\ubc95\uce59\uc774 \uc788\ub2e4. \uc591\uc790\uc5ed\ud559\uc5d0\uc11c \uac01\uc6b4\ub3d9\ub7c9\uc740 \uc2a4\ud540\uc774\ub77c\ub294 \uac12\uc73c\ub85c \ud45c\ud604\ub41c\ub2e4. \uc591\uc790\uc5ed\ud559\uc5d0\uc11c \ubaa8\ub4e0 \ubb3c\ub9ac\ub7c9\uc740 \uc591\uc790\ud654\ub418\uc5b4 \uc788\uae30 \ub54c\ubb38\uc5d0, \uc815\ud574\uc9c4 \uac12\ub9cc \uac00\uc9c8 \uc218 \uc788\ub2e4.<br \/>\n        <sup class=\"footnote\"><br \/>\n<a href=\"#footnote_1655_2\" id=\"footnote_link_1655_2\" onmouseout=\"tistoryFootnote.hide(1655,2)\" onmouseover=\"tistoryFootnote.show(this,1655,2)\" 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        \uc2a4\ud540\uc774\ub77c\ub294 \uac83\uc740 1\/2\uc758 \uc815\uc218\ubc30 \uac12\ub4e4\ub9cc \uac00\ub2a5\ud558\ub3c4\ub85d \uc591\uc790\ud654 \ub418\uc5b4 \uc788\ub294\ub370<br \/>\n        <sup class=\"footnote\"><br \/>\n<a href=\"#footnote_1655_3\" id=\"footnote_link_1655_3\" onmouseout=\"tistoryFootnote.hide(1655,3)\" onmouseover=\"tistoryFootnote.show(this,1655,3)\" 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        , \ube5b\uc758 \uacbd\uc6b0 1\uacfc -1\uc758 \uac12\uc744 \uac00\uc9c8 \uc218 \uc788\ub2e4.<br \/>\n        <sup class=\"footnote\"><br \/>\n<a href=\"#footnote_1655_4\" id=\"footnote_link_1655_4\" onmouseout=\"tistoryFootnote.hide(1655,4)\" onmouseover=\"tistoryFootnote.show(this,1655,4)\" 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        \uadf8\ub7fc, \ube5b\uc774 \uc5c6\ub294 \uc5b4\ub5a4 \ud55c \uc704\uce58\uac00 \uc788\uc73c\uba74 \uadf8 \uadfc\ubc29\uc5d0\uc11c \uc2a4\ud540\uc758 \ucd1d \ud569\uc740 0\uc774\ub2e4.<br \/>\n        <sup class=\"footnote\"><br \/>\n<a href=\"#footnote_1655_5\" id=\"footnote_link_1655_5\" onmouseout=\"tistoryFootnote.hide(1655,5)\" onmouseover=\"tistoryFootnote.show(this,1655,5)\" style=\"color:#f9650d;font-family:Verdana,Sans-serif\"><br \/>\n<span style=\"display:none\"><br \/>\n           [\uac01\uc8fc:<br \/>\n          <\/span><br \/>\n          5<br \/>\n          <span style=\"display:none\"><br \/>\n           ]<br \/>\n          <\/span><br \/>\n<\/a><br \/>\n<\/sup><br \/>\n        \uadfc\ub370 \uac11\uc790\uae30 \uadf8 \uadfc\ucc98\uc5d0\uc11c \uc804\uc790\uc640 \uc591\uc804\uc790\uac00 \ub9c8\uc8fc\ucce4\ub2e4\uace0 \ud558\uc790. \uc598\ub4e4\uc740 \uc11c\ub85c \ubc18\uc785\uc790\ub4e4\uc774\uae30 \ub54c\ubb38\uc5d0 \ub458\uc774 \ub9cc\ub098\uba74 \uad11\uc591\uc790\ub97c \ubc29\ucd9c\ud558\uba74\uc11c \uc0ac\ub77c\uc838 \ubc84\ub9b0\ub2e4. \uadf8\ub7fc \uc774\ub54c \uad11\uc790 2\uac1c\uac00 \ubc29\ucd9c\ub418\ub294\ub370 \uc815\ud655\ud788 \ubc18\ub300 \ubc29\ud5a5\uc774\ub2e4. \uc548\uadf8\ub7ec\uba74 \uc6b4\ub3d9\ub7c9\uc744 \ubcf4\uc874\ud558\uc9c0 \ubabb\ud558\uae30 \ub54c\ubb38\uc774\ub2e4. \ubb3c\ub860 \uad11\uc790\uc758 \uc5d0\ub108\uc9c0\ub294 \ub450 \uc804\uc790\uc640 \uc591\uc804\uc790\uac00 \uac16\uace0 \uc788\ub358 \uc804\uccb4 \uc5d0\ub108\uc9c0\ub97c \uc808\ubc18\uc529 \uac16\uac8c \ub41c\ub2e4. \ubb54\uc18c\ub9b0\uc9c0 \uc774\ud574\uac00 \uc798 \uc548\ub418\uba74 \uadf8\ub0e5 \uad11\uc790 2\uac1c\uac00 \uc5c6\ub2e4\uac00 \uc0dd\uacbc\ub2e4 \uce58\uc790. \uadf8\ub7fc, \uc774 \uad11\uc790\ub4e4\uc774 \uac00\uc838\uc57c \ud558\ub294 \uc2a4\ud540\uc740 \uac01\uac01\uc774 \uc5b4\ub5bb\uac8c \ub418\ub294\uc9c0\ub294 \uc798 \ubaa8\ub974\ub354\ub77c\ub3c4 \ud569\uce58\uba74 0\uc774 \ub418\uc5b4\uc57c \ud55c\ub2e4. \uc6d0\ub798 \uc5c6\uc5c8\uc73c\ub2c8\uae4c \ub098\uc911\uc5d0\ub3c4 \uc5c6\uc5b4\uc57c \ud55c\ub2e4\ub294 \ubcf4\uc874\ubc95\uce59\uc5d0 \ub530\ub77c\uc11c \uadf8\ub807\uac8c \ub41c\ub2e4\ub294 \uac83\uc744 \uc54c \uc218 \uc788\ub2e4. \uc774\uc81c, \uad11\uc790 \ub450\uac1c\uc911 \ud558\ub098\uc758 \uc2a4\ud540\uc744 \uce21\uc815\ud558\ub294 \uc2e4\ud5d8\uc744 \ud558\uc790. \uc2a4\ud540\uc744 \uc5b4\ub5bb\uac8c \uce21\uc815\ud558\ub294\uc9c0\ub294 \ub098\ub3c4 \uc798 \ubaa8\ub974\uc9c0\ub9cc, \uc544\ubb34\ud2bc \uc2a4\ud540\uc744 \uce21\uc815\ud560 \uc218 \uc788\uc73c\ubbc0\ub85c \uce21\uc815\ud588\ub2e4\uace0 \uce58\uc790. \uadf8\ub9ac\uace0 \uadf8 \uac12\uc774 1\uc744 \uc5bb\uc5c8\ub2e4\uace0 \ud558\uc790. \uadf8\ub807\ub2e4\uba74, \ub098\uba38\uc9c0 \ud558\ub098\uc758 \uad11\uc790\uac00 \uac00\uc9c0\ub294 \uc2a4\ud540\uc740 \uc5bc\ub9c8\uc77c\uae4c? \uc55e\uc5d0\uc11c \uacc4\uc18d \ud588\ub358 \uc598\uae30\ub294, \uadf8 \uc2a4\ud540\uac12\uc774 \ubc14\ub85c -1\uc774 \ub41c\ub2e4\ub294 \ub73b\uc774\ub2e4. \ud558\ub098\uac00 1\uc774\uba74 \ub098\uba38\uc9c0 \ud558\ub098\ub294 -1\uc774\ub2e4. \uac04\ub2e8\ud558\uc9c0 \uc54a\uc740\uac00?<\/p>\n<p>        1 + (-1) = 0<\/p>\n<p>        \uc774 \uac04\ub2e8\ud55c \uc218\uc2dd\uc774 \uc9c4\ub9ac\ub97c \ub2f4\uace0 \uc788\ub2e4. \uc5b4\ub5a4 \uad11\uc790\uc758 \uc2a4\ud540\uc744 \uce21\uc815\ud558\uba74 1\uc774\uac70\ub098 -1\uc774\ub2e4. \uc774\uac83\uc740 \uad11\uc790\uc758 \uc0c1\ud0dc\ub97c \ub098\ud0c0\ub0b4\ub294 basis ket\uc774 |-1>\uacfc |1>\ub85c \uc774\ub8e8\uc5b4\uc838 \uc788\uae30 \ub54c\ubb38\uc774\ub2e4.<br \/>\n        <sup class=\"footnote\"><br \/>\n<a href=\"#footnote_1655_6\" id=\"footnote_link_1655_6\" onmouseout=\"tistoryFootnote.hide(1655,6)\" onmouseover=\"tistoryFootnote.show(this,1655,6)\" style=\"color:#f9650d;font-family:Verdana,Sans-serif\"><br \/>\n<span style=\"display:none\"><br \/>\n           [\uac01\uc8fc:<br \/>\n          <\/span><br \/>\n          6<br \/>\n          <span style=\"display:none\"><br \/>\n           ]<br \/>\n          <\/span><br \/>\n<\/a><br \/>\n<\/sup><br \/>\n        \uadf8\ub7f0\ub370, \ub3d9\uc2dc\uc5d0 \ud55c \uc7a5\uc18c\uc5d0\uc11c \ubc29\ucd9c\ub41c \uc5b4\ub5a4 2\uac1c\uc758 \uad11\uc790\uac00 \uc788\uc744 \ub54c, \ub458\uc911 \ud558\ub098\uc758 \uad11\uc790\uc758 \uc2a4\ud540\uc744 \uce21\uc815\ud558\uba74 \uc5ed\uc2dc 1\uc774\uac70\ub098 -1\uc774\ub2e4. \uadf8\ub9ac\uace0 \ub098\uba38\uc9c0 \ud558\ub098\uc758 \uad11\uc790\ub3c4 \uc2a4\ud540\uc774 1\uc774\uac70\ub098 -1\uc774\ub2e4. \uc911\uc694\ud55c\uac74 \ub458 \ub2e4 \ub3d9\uc2dc\uc5d0 1\uc774\uac70\ub098 \ub3d9\uc2dc\uc5d0 -1\uc774 \ub420 \uc218\ub294 \uc5c6\ub2e4\ub294 \uac83\uc774\ub2e4. \uc774 \ubc95\uce59\uc740 \ub450 \uad11\uc790\uac00 \uba40\ub9ac \ub5a8\uc5b4\uc838 \uc788\uc744 \ub54c\uc5d0\ub3c4 \uc131\ub9bd\ud55c\ub2e4. \ub530\ub77c\uc11c, \uad11\uc790 2\uac1c\uac00 \ubc29\ucd9c\ub41c \ud6c4 150\uc5b5\ub144\uc774 \uc9c0\ub09c \ud6c4, \uc6b0\uc8fc\uc758 \uc11c\ub85c \ubc18\ub300\ud3b8\uc5d0 \uc774 2\uac1c\uac00 \uc788\ub2e4\uace0 \ud558\ub354\ub77c\ub3c4, \uadf8\uc911 \ud558\ub098\uc758 \uc2a4\ud540\uc744 \uce21\uc815\ud558\uba74 \ub098\uba38\uc9c0 \ud558\ub098\uc758 \uc2a4\ud540, \uc989 300\uc5b5\uad11\ub144 \uc800\ud3b8\uc5d0 \uc788\ub294 \uad11\uc790\uc758 \uc2a4\ud540 \uc0c1\ud0dc\ub97c \uc989\uc2dc \uc54c \uc218 \uc788\ub294 \uac83\uc774\ub2e4. \uc774\uac83\uc740 \uc5b4\ub5a0\ud55c \uc815\ubcf4\ub3c4 \ube5b\uc758 \uc18d\ub825\ubcf4\ub2e4 \ub354 \ube60\ub978 \uc18d\ub825\uc73c\ub85c \uc804\ub2ec\ub420 \uc218 \uc5c6\ub2e4\ub294 \uc0c1\ub300\uc131 \uc774\ub860\uc758 \uacb0\uacfc\ub97c \uc5b4\uae30\ub294 \uacb0\uacfc\uc778 \uac83\uc73c\ub85c \uc0dd\uac01\ub41c\ub2e4. \ub204\uac00 \ud2c0\ub9b0\uac74\uac00? \uc0ac\uc2e4 \uc544\ubb34\ub3c4 \ud2c0\ub9ac\uc9c0 \uc54a\uc558\ub2e4. \uc815\ubcf4\ub294 \uc804\ub2ec\ub418\uc9c0 \uc54a\uc73c\uba70, \uc774\uac83\uc740 \uadf8\uc800 \ubcf4\uc874 \ubc95\uce59\uc758 \uacb0\uacfc\uc77c \ubfd0\uc774\ub2e4.<br \/>\n        <br \/>\n        \uc57d\uac04 \uc790\uc138\ud55c \uc124\uba85\uc740 \uc544\ub798\uc5d0\uc11c \ucc3e\uc544\ubcf4\uc790.<br \/>\n        <br \/>\n<a href=\"http:\/\/www.bun.kyoto-u.ac.jp\/%7Esuchii\/Bohr\/EPR.html\" target=\"_blank\" title=\"[http:\/\/www.bun.kyoto-u.ac.jp\/~suchii\/Bohr\/EPR.html]\ub85c \uc774\ub3d9\ud569\ub2c8\ub2e4.\"><br \/>\n         http:\/\/www.bun.kyoto-u.ac.jp\/~suchii\/Bohr\/EPR.html<br \/>\n        <\/a><\/p>\n<p><span style=\"text-decoration: line-through;\"><br \/>\n         \uc774\uc81c \uc598\ub4e4\uc744 \uc5ee\uc5b4\ubcf4\uc790. \uc9c0\uae08\uae4c\uc9c0 entanglement \uc124\uba85\ud55c\uac70 \uc544\ub2c8\uc5c8\uc5b4? \ud558\ub294 \uc0ac\ub78c\ub4e4\ub3c4 \uc788\uaca0\uc9c0\ub9cc, \uc9c0\uae08\uae4c\uc9c0\ub294 \uc11c\ub860\uc5d0 \ubd88\uacfc\ud558\ub2e4. \uc774\uc81c \ubcf8\ub860\uc774 \uc2dc\uc791\ub41c\ub2e4. ket\uc744 |ket>\uc73c\ub85c \uc4f0\ub294\uac74 \ubd88\ud3b8\ud558\ub2c8\uae4c \uc77c\ub2e8\uc740 \uc601\uc5b4 \ub300\ubb38\uc790\ub97c \uc368\uc11c A, B, C, &#8230; \uc774\ub7f0 \uc2dd\uc73c\ub85c \uc4f0\ub3c4\ub85d \ud558\uaca0\ub2e4. A\ub77c\ub294 \uc774\ub984\uc774 \ubd99\uc740 \ubb3c\ub9ac\ub7c9\uc774 \uc788\uace0 B\ub77c\ub294 \uc774\ub984\uc774 \ubd99\uc740 \ubb3c\ub9ac\ub7c9\uc774 \uc788\ub2e4\uace0 \ud558\uc790. \ubd88\uc5f0\uc18d\uc801\uc73c\ub85c \uc591\uc790\ud654 \ub418\uc5b4 \uc788\uae30 \ub54c\ubb38\uc5d0 A1, A2, &#8230; \uc774\ub7f0\uc2dd\uc73c\ub85c \ubc88\ud638\uac00 \ubd99\uc5b4 \uc788\uace0, \ub9c8\ucc2c\uac00\uc9c0\ub85c B1, B2, &#8230; \uc774\ub7f0\uc2dd\uc73c\ub85c \ubc88\ud638\uac00 \ubd99\uc5b4 \uc788\ub2e4\uace0 \ud558\uc790. \uc5b4\ub5a4 \ud558\ub098\uc758 \uc785\uc790\uac00 A\uc640 B\uc758 \ub450\uac00\uc9c0 \ubb3c\ub9ac\ub7c9\uc744 \ub3d9\uc2dc\uc5d0 \uac16\uace0 \uc788\uc744 \uc218 \uc788\ub2e4. \uc774\ub7f0 \uacbd\uc6b0 \uc774 \uc785\uc790\uc758 \ubb3c\ub9ac\ub7c9\uc744 C\ub77c\uace0 \ud558\ub294 \uc0c8\ub85c\uc6b4 \uc774\ub984\uc73c\ub85c \ubd80\ub97c \uc218 \uc788\ub2e4. \uac00\ub839, C=AB\ucc98\ub7fc \uc4f0\ub294 \uac83\uc774\ub2e4. \ud558\uc9c0\ub9cc A\uc640 B\uc5d0\ub294 \ubc88\ud638\uac00 \ubd99\uc5b4 \uc788\uae30 \ub54c\ubb38\uc5d0 \uadf8\ub0e5 C\ub77c\uace0\ub9cc \ud558\uba74 \ubb54\uc9c0 \ubaa8\ub974\uace0, A\uc5d0 \ubd99\uc5b4\uc788\ub358 \ubc88\ud638\uc640 B\uc5d0 \ubd99\uc5b4\uc788\ub358 \ubc88\ud638\ub97c \ub458 \ub2e4 C\uc5d0 \ubd99\uc5ec\uc918\uc57c \ud55c\ub2e4. \uc989, Cij=AiBj\uc774\ub2e4.<br \/>\n        <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n           \uc55e\uc5d0\uc11c \ub9d0\ud588\ub358 \uac74\ub370, \uc5b4\ub5a4 \uc785\uc790\uc758 \uc804\uccb4\uc801\uc778 \uc591\uc790 \uc0c1\ud0dc\ub294 basis ket\uc744 \uc5ec\ub7ec\uac1c \uc11e\uc5b4\uc11c \ub9cc\ub4e0\ub2e4. A1, A2, &#8230; \uc774\ub7f0 \uc0c1\ud0dc\ub294 \ubaa8\ub450 basis ket\uc5d0 \ubd88\uacfc\ud560 \ubfd0, \uc544\uc9c1 \uc774\uac83\uc774 \uc785\uc790\uc758 \ubb3c\ub9ac\ub7c9\uc774 \ub41c \uac83\uc740 \uc544\ub2c8\ub2e4. \uc5ec\uae30\uc5d0 \uadf8 \uc785\uc790\uc5d0 \ub300\ud574\uc11c \uad00\ucc30\ub420 \ud655\ub960\uc774 \uc5bc\ub9c8\uc778\uc9c0 \ub9d0\ud574\uc8fc\ub294 \uacc4\uc218(coefficient)\uac00 \ubd99\uc5b4\uc57c \ud55c\ub2e4. Ai\uc758 \uacc4\uc218\ub97c ai\uc774\ub77c\uace0 \ud558\uc790. \ubb3c\ub860 Bj\uc758 \uacc4\uc218\ub294 bj\ub77c\uace0 \uc4f0\ub3c4\ub85d \ud558\uaca0\ub2e4. C\uc758 \uacc4\uc218\ub294 \ubb3c\ub860 cij\ub77c\uace0 \uc4f0\uba74 \ub420 \uac83\uc774\ub2e4. \uc5b4\ub5a4 \uc785\uc790\uac00 A1\uc5d0\uc11c \ubc1c\uacac\ub420 \ud655\ub960\uc774 50%, A2\uc5d0\uc11c \ubc1c\uacac\ub420 \ud655\ub960\uc774 50%\ub77c\uace0 \ud558\uc790. \uadf8\ub7fc \uc774 \uc785\uc790\uc758 A\uc5d0 \ub300\ud55c \uc0c1\ud0dc\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \ub41c\ub2e4.<br \/>\n          <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n            $A=A1\/\\sqrt{2} + A2\/\\sqrt{2}$<br \/>\n           <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n              \ubb3c\ub9ac\ub7c9 B\uc5d0 \ub300\ud55c \uc0c1\ud0dc\ub3c4 \ub300\ucda9 \ub2e4\uc74c\uacfc \uac19\uc774 \uc368 \ubcf4\uc790.<br \/>\n             <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n               $B=B1\/\\sqrt{3} + B2\/\\sqrt{1.5}$<br \/>\n              <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                 \uc774\uac74 \ub300\ub7b5 B1\uc5d0\uc11c \uad00\ucc30\ub420 \ud655\ub960\uc774 1\/3\uc774\uace0, B2\uc5d0\uc11c \uad00\ucc30\ub420 \ud655\ub960\uc774 2\/3\uc774\ub77c\ub294 \ub73b\uc774\ub2e4. \uc774\uc81c \uc774 \ub450\uac00\uc9c0 \uc0c1\ud0dc\ub97c entangle \uc2dc\ucf1c\uc8fc\uc790. \uc5b4\ub5bb\uac8c?<br \/>\n                <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                  $C=AB$<br \/>\n                 <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                   \uc774\ub807\uac8c&#8230;<br \/>\n                  <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                    &#8230;<br \/>\n                   <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                     \uc7a5\ub09c\ud558\ub0d0? \uc774\ub807\uac8c \ub9d0\ud558\uace0 \uc2f6\uc740 \uc0ac\ub78c\ub3c4 \uc788\uaca0\uc9c0\ub9cc, Tensor product\ub77c\uace0 \ud574\ubd10\uc57c \uc5b4\ucc28\ud53c Tensor\ub3c4 \uc5b4\ub824\uc6b4 \uac1c\ub150\uc774\uace0 product\ub3c4 \uc5b4\ub824\uc6b4 \uac1c\ub150\uc778\ub370 \ub458\uc744 \uac19\uc774 \ud574\uc57c \ud558\ub294 Tensor product\ub77c\ub294\uac74 \uadf8\ub0e5 &#8220;\uacf1\ud558\uae30\uc694~&#8221;<br \/>\n                    <\/span><br \/>\n<sup class=\"footnote\"><br \/>\n<a href=\"#footnote_1655_7\" id=\"footnote_link_1655_7\" onmouseout=\"tistoryFootnote.hide(1655,7)\" onmouseover=\"tistoryFootnote.show(this,1655,7)\" style=\"color:#f9650d;font-family:Verdana,Sans-serif\"><br \/>\n<span style=\"display:none\"><br \/>\n                       [\uac01\uc8fc:<br \/>\n                      <\/span><br \/>\n                      7<br \/>\n                      <span style=\"display:none\"><br \/>\n                       ]<br \/>\n                      <\/span><br \/>\n<\/a><br \/>\n<\/sup><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                     \ub77c\uace0 \ub9d0\ud558\uace0 \uc57d\uac04 \uc124\uba85\uc744 \ubd99\uc5ec\ubcf4\uc790.<br \/>\n                    <\/span><br \/>\n<sup class=\"footnote\"><br \/>\n<a href=\"#footnote_1655_8\" id=\"footnote_link_1655_8\" onmouseout=\"tistoryFootnote.hide(1655,8)\" onmouseover=\"tistoryFootnote.show(this,1655,8)\" style=\"color:#f9650d;font-family:Verdana,Sans-serif\"><br \/>\n<span style=\"display:none\"><br \/>\n                       [\uac01\uc8fc:<br \/>\n                      <\/span><br \/>\n                      8<br \/>\n                      <span style=\"display:none\"><br \/>\n                       ]<br \/>\n                      <\/span><br \/>\n<\/a><br \/>\n<\/sup><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                      C\uac00 \uc2e4\uc81c\ub85c A\uc640 B\ub85c \uc5b4\ub5bb\uac8c \ud45c\ud604\ub418\ub294\uc9c0 \uc54c\uace0 \uc2f6\uc73c\uba74 A\uc640 B\uc5d0 \uac01\uac01\uc744 \ub300\uc785\ud574\uc8fc\uba74 \ub41c\ub2e4.<br \/>\n                     <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                       $C=(A1\/\\sqrt{2} + A2\/\\sqrt{2})(B1\/\\sqrt{3} + B2\/\\sqrt{1.5})$<br \/>\n                      <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                        \uc5ec\uae30\uc5d0 \ubd84\ubc30\ubc95\uce59\uc744 \uc801\uc6a9\ud558\uba74<br \/>\n                       <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                         $C=A1B1\/\\sqrt{6} + A1B2\/\\sqrt{3}+A2B1\/\\sqrt{6}+A2B2\/\\sqrt{3}$<br \/>\n                        <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                          \uc774\ub807\uac8c \ub41c\ub2e4. \uc774\uc81c, \uc5ec\uae30\ub2e4\uac00 A1B2\uc640 A2B1\uc778 \uc560\ub4e4\uc744 \uc2f9 \ube7c\ubc84\ub9ac\uc790. \uac04\ub2e8\ud558\uac8c \uadf8 \uc131\ubd84\uc744 \uad00\ucc30\ud558\uc9c0 \uc54a\uc544\ubc84\ub9ac\uba74 \ub41c\ub2e4.<br \/>\n                         <\/span><br \/>\n<sup class=\"footnote\"><br \/>\n<a href=\"#footnote_1655_9\" id=\"footnote_link_1655_9\" onmouseout=\"tistoryFootnote.hide(1655,9)\" onmouseover=\"tistoryFootnote.show(this,1655,9)\" style=\"color:#f9650d;font-family:Verdana,Sans-serif\"><br \/>\n<span style=\"display:none\"><br \/>\n                            [\uac01\uc8fc:<br \/>\n                           <\/span><br \/>\n                           9<br \/>\n                           <span style=\"display:none\"><br \/>\n                            ]<br \/>\n                           <\/span><br \/>\n<\/a><br \/>\n<\/sup><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                           $D=A1B1\/\\sqrt{3}+A2B2\/\\sqrt{1.5}$<br \/>\n                          <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                            \uc774\uc9d3\uc744 \uc65c\ud558\uace0 \uc788\ub098? \ud558\ub294 \uc0dd\uac01\uc774 \ub4dc\ub294 \uc0ac\ub78c\ub3c4 \uc788\uc744 \uac83\uc774\ub2e4. \uadf8\ub7f0\ub370 \uc774\uac83\uc774 \ubc14\ub85c entangled state\ub77c\ub294 \uac83\uc774\ub2e4. A\uc640 B\uac00 \uc5bd\ud600\uc11c \ud480\uc5b4\ub0bc \uc218 \uc5c6\uac8c \ub41c \uac83\uc774\ub2e4. \uac00\ub839, C\uc758 \uacbd\uc6b0, A\uc5d0 \ub300\ud574\uc11c \uad00\ucc30\uc744 \ud574\uc11c A1\uc758 \uc0c1\ud0dc\uc5d0 \uc788\ub2e4\ub294 \uac83\uc744 \uc54c\uac8c \ub418\ub354\ub77c\ub3c4 B\uc5d0 \ub300\ud574\uc11c\ub294 \uc5ec\uc804\ud788 B1\uc774 \ub098\uc62c \uac00\ub2a5\uc131\ub3c4 \uc788\uace0 B2\uac00 \ub098\uc62c \uac00\ub2a5\uc131\ub3c4 \uc788\ub2e4. \uc5ec\uae30\uc11c B\uc5d0 \ub300\ud574\uc11c \uad00\uce21\ud558\uc9c0 \uc54a\uace0 \uc815\ud655\ud788 \uc54c\uc544\ub0b4\ub294 \uac83\uc740 \ubd88\uac00\ub2a5\ud558\ub2e4. \ud558\uc9c0\ub9cc D\uc758 \uacbd\uc6b0\uc5d0\ub294 A\uc5d0 \ub300\ud574\uc11c \uad00\ucc30\uc744 \ud558\uac8c \ub418\uba74 B\uc5d0 \ub300\ud574\uc11c\ub3c4 \ud655\uc2e4\ud788 \uc54c\uac8c \ub41c\ub2e4. A\uac00 A1\uc774 \ub098\uc654\uc73c\uba74 B\ub294 \uad00\uce21\uc744 \ud558\ub098\ub9c8\ub098 B1\uc774\ub2e4. A2\uac00 \ub098\uc654\uc5b4\ub3c4 \ub9c8\ucc2c\uac00\uc9c0\ub85c B\ub294 B2\uac00 \ub41c\ub2e4. \uc774\uac83\uc774 Entanglement\uc758 \uc758\ubbf8\uc774\ub2e4. A\uc640 B\uac00 \uc798 \uc11e\uc600\ub2e4. \uc774\uc81c \ub458\uc740 \ub5c4\ub798\uc57c \ub5c4 \uc218 \uc5c6\ub294 \uc0ac\uc774\uac00 \ub41c \uac83\uc774\ub2e4. \uc774\uac78 \uc774\uc6a9\ud558\uba74 \ucef4\ud4e8\ud130\ub3c4 \ub9cc\ub4e4 \uc218 \uc788\uace0 \ud1b5\uc2e0\ub3c4 \ud560 \uc218 \uc788\ub2e4. \uc5b4\ub5bb\uac8c \ud558\ub294\uc9c0\ub294 Quantum computing \uad50\uc7ac\ub97c \ucc3e\uc544\ubcf4\ub3c4\ub85d \ud558\uc790. \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \uc5b8\uc820\uac00 \uc774 \ube14\ub85c\uadf8\uc5d0\uc11c \ub2e4\ub8e8\uac8c \ub420\uc9c0 \uc5b4\ub5a8\uc9c0 \ubaa8\ub974\uaca0\ub2e4.<br \/>\n                           <\/span><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<a href=\"http:\/\/www.google.co.kr\/search?q=quantum+computing+pdf\" style=\"text-decoration: line-through;\" target=\"_blank\" title=\"[http:\/\/www.google.co.kr\/search?q=quantum+computing+pdf]\ub85c \uc774\ub3d9\ud569\ub2c8\ub2e4.\"><br \/>\n                             http:\/\/www.google.co.kr\/search?q=quantum+computing+pdf<br \/>\n                            <\/a><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<br style=\"text-decoration: line-through;\"><br \/>\n<span style=\"text-decoration: line-through;\"><br \/>\n                               \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub313\uae00\ub85c \uc9c8\ubb38 \ubc14\ub78c.<br \/>\n                              <\/span><br \/>\n<\/p>\n<div class=\"footnotes\">\n<ol class=\"footnotes\">\n<li id=\"footnote_1655_1\">\n                                 \uc591\uc790\uc5ed\ud559 \uadf8 \uc790\uccb4\uac00 \uc6d0\ub798 &#8220;\ub098\ub97c \ud63c\ub780\uc2dc\ud0a4\ub294 \uac83&#8221;\uc774\ub77c\ub294 \uc758\ubbf8\ub97c \ud488\uace0 \uc788\ub2e4\uace0 \uc8fc\uc7a5\ud558\ub294 \uc0ac\ub78c\ub3c4 \uc788\ub2e4.(by snowall)<br \/>\n                                 <a href=\"#footnote_link_1655_1\"><br \/>\n                                  [\ubcf8\ubb38\uc73c\ub85c]<br \/>\n                                 <\/a>\n<\/li>\n<li id=\"footnote_1655_2\">\n                                 \uadf8\ub807\ub2e4\uace0 \ud574\uc11c \uaf2d \uadf8\uac8c \ubd88\uc5f0\uc18d\uc801\uc774\uc5b4\uc57c \ud55c\ub2e4\ub294 \ubc95\uc740 \uc5c6\ub2e4. \ub2e8\uc9c0, \uc815\ud574\uc838 \uc788\ub2e4\ub294 \uac12\ub4e4\uc774 \ubd88\uc5f0\uc18d\uc801\uc774\uba74 \ubd88\uc5f0\uc18d\uc801\uc778 \uac12\ub4e4\ub9cc \uac00\uc9c8 \uc218 \uc788\ub294 \uac83\uc774\uace0 \uc815\ud574\uc838 \uc788\ub2e4\ub294 \uac12\uc774 \uc5f0\uc18d\uc801\uc774\uba74 \uc5f0\uc18d\uc801\uc778 \uac12\ub3c4 \uac00\uc9c8 \uc218 \uc788\ub294 \uac83\uc77c \ubfd0\uc774\ub2e4.<br \/>\n                                 <a href=\"#footnote_link_1655_2\"><br \/>\n                                  [\ubcf8\ubb38\uc73c\ub85c]<br \/>\n                                 <\/a>\n<\/li>\n<li id=\"footnote_1655_3\">\n                                 \uc65c 1\/3\ub3c4 \uc544\ub2c8\uace0 1\/5\ub3c4 \uc544\ub2cc 1\/2\uc758 \uac12\uc778\uac00\uc5d0 \ub300\ud574\uc11c\ub294 \ub530\uc9c0\uc9c0 \ub9d0\uc790. \uc790\uc5f0\uc740 0.5\ub97c \uc0ac\ub791\ud558\ub294 \uac83\uc77c\uc9c0\ub3c4 \ubaa8\ub978\ub2e4.<br \/>\n                                 <a href=\"#footnote_link_1655_3\"><br \/>\n                                  [\ubcf8\ubb38\uc73c\ub85c]<br \/>\n                                 <\/a>\n<\/li>\n<li id=\"footnote_1655_4\">\n                                 \ubb3c\ub860 \ube5b\uc740 \uc2a4\ud5400\uc758 \uac12\ub3c4 \uac00\uc9c8 \uc218 \uc788\ub2e4. \ud558\uc9c0\ub9cc \ube5b\uc758 \uc2a4\ud540\uc774 0\uc778 \uacbd\uc6b0\uc5d0\ub294 \ube5b\uc758 \uc874\uc7ac \uc790\uccb4\uac00 \uc0ac\ub77c\uc9c0\uae30 \ub54c\ubb38\uc5d0, \uc5b4\ub5a4 \uc758\ubbf8\uc5d0\uc11c\ub294 \uc2a4\ud540\uc774 0\uc778 \ube5b\uc740 \uc5c6\ub2e4\uace0 \ud560 \uc218\ub3c4 \uc788\ub2e4. \uc774\uac83\uc740 \ub9c8\uce58 \ube5b\uc758 \uc18d\ub825\uc774 c\ub85c \uc815\ud574\uc838 \uc788\ub294\ub370, \uc18d\ub825\uc774 0\uc778 \uacbd\uc6b0\ub3c4 \uac00\ub2a5\ud558\ub2e4\uace0 \ub9d0\ud558\ub294 \uac83\uacfc \ube44\uc2b7\ud558\ub2e4. \ubb3c\ub860 \uc18d\ub825\uc774 0\uc778 \ube5b\uc740 \uc874\uc7ac \uc790\uccb4\uac00 \uc5c6\ub2e4.<br \/>\n                                 <a href=\"#footnote_link_1655_4\"><br \/>\n                                  [\ubcf8\ubb38\uc73c\ub85c]<br \/>\n                                 <\/a>\n<\/li>\n<li id=\"footnote_1655_5\">\n                                 \ubc14\ub85c \uc55e\uc758 \uac01\uc8fc\uc5d0\uc11c \ub9d0\ud588\ub4ef\uc774 \ube5b\uc774 \uc5c6\ub294\uac74 \uc2a4\ud5400\uacfc \uac19\ub2e4.<br \/>\n                                 <a href=\"#footnote_link_1655_5\"><br \/>\n                                  [\ubcf8\ubb38\uc73c\ub85c]<br \/>\n                                 <\/a>\n<\/li>\n<li id=\"footnote_1655_6\">\n                                 \uadf8 \uc678\uc5d0 \uc11c\ub85c \uc120\ud615 \ub3c5\ub9bd\uc778 ket\uc774 2\uac1c\ub9cc \uc788\uc73c\uba74 basis ket\uc774 \ub418\uae34 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