{"id":124,"date":"2018-06-07T22:33:26","date_gmt":"2018-06-07T15:33:26","guid":{"rendered":"https:\/\/rosetta.vn\/lequanganh\/?p=124"},"modified":"2018-06-07T22:33:26","modified_gmt":"2018-06-07T15:33:26","slug":"grigori-perelman-va-du-doan-poincare","status":"publish","type":"post","link":"https:\/\/rosetta.vn\/lequanganh\/grigori-perelman-va-du-doan-poincare\/","title":{"rendered":"Grigori Perelman v\u00e0 D\u1ef1 \u0111o\u00e1n Poincar\u00e9"},"content":{"rendered":"<p>Chuy\u1ec7n ng\u01b0\u1eddi t\u1eeb ch\u1ed1i Huy ch\u01b0\u01a1ng Fields v\u00e0 m\u1ed9t tri\u1ec7u dollars<\/p>\n<p style=\"text-align: right;\">L\u00ea Quang \u00c1nh, Ph.D.<\/p>\n<p>D\u1ef1 \u0111o\u00e1n Poincar\u00e9 (The Poincar\u00e9 Conjecture) \u0111\u00e3 \u0111\u01b0\u1ee3c nh\u00e0 To\u00e1n h\u1ecdc v\u0129 \u0111\u1ea1i Henri<br \/>\nPoincar\u00e9 ph\u00e1t bi\u1ec3u v\u00e0o n\u0103m 1904. \u0110\u00f3 l\u00e0 m\u1ed9t b\u00e0i to\u00e1n Topology li\u00ean quan \u0111\u1ebfn m\u1eb7t<br \/>\nc\u1ea7u 3 chi\u1ec1u trong kh\u00f4ng gian 4 chi\u1ec1u, gi\u00fap ch\u00fang ta hi\u1ec3u \u0111\u01b0\u1ee3c h\u00ecnh d\u1ea1ng c\u1ee7a v\u1eadt<br \/>\nth\u1ec3 trong th\u1ebf gi\u1edbi ta s\u1ed1ng v\u00e0 trong th\u1ebf gi\u1edbi c\u1ee7a tr\u00ed t\u01b0\u1edfng t\u01b0\u1ee3ng. Ngay t\u1eeb khi n\u00f3<br \/>\nm\u1edbi \u0111\u01b0\u1ee3c ph\u00e1t bi\u1ec3u, d\u1ef1 \u0111o\u00e1n \u0111\u00e3 \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u nh\u00e0 To\u00e1n h\u1ecdc t\u00e0i gi\u1ecfi kh\u1eafp n\u01a1i<br \/>\nquan t\u00e2m gi\u1ea3i, nh\u01b0ng h\u1ea7u nh\u01b0 ch\u01b0a c\u00f3 ai l\u00e0m \u0111\u01b0\u1ee3c.<br \/>\nSau g\u1ea7n \u0111\u00fang m\u1ed9t th\u1ebf k\u1ef7, v\u00e0o n\u0103m 2003, m\u1ed9t nh\u00e0 To\u00e1n h\u1ecdc l\u1eadp d\u1ecb b\u00ed \u1ea9n ng\u01b0\u1eddi Nga,<br \/>\nGrigori Perelman, \u0111\u00e3 t\u00ecm ra \u0111\u01b0\u1ee3c c\u00e1ch ch\u1ee9ng minh d\u1ef1 \u0111o\u00e1n n\u00e0y. \u00d4ng ta \u0111\u01b0\u1ee3c<br \/>\nquy\u1ec1n nh\u1eadn m\u1ed9t gi\u1ea3i th\u01b0\u1edfng l\u1edbn \u0111\u1ea7u ti\u00ean c\u1ee7a th\u1ebf k\u1ef7 21, gi\u00e1 tr\u1ecb v\u1eadt ch\u1ea5t l\u00e0 m\u1ed9t tri\u1ec7u<br \/>\ndollars (gi\u1ea3i Clay), v\u00e0 Huy ch\u01b0\u01a1ng Fields cao qu\u00fd, nh\u01b0ng \u00f4ng \u0111\u00e3 t\u1eeb ch\u1ed1i c\u1ea3 hai, v\u00e0<br \/>\nt\u1eeb b\u1ecf lu\u00f4n th\u1ebf gi\u1edbi To\u00e1n h\u1ecdc r\u1ed3i bi\u1ebfn m\u1ea5t trong n\u01b0\u1edbc Nga v\u00f4 c\u00f9ng r\u1ed9ng l\u1edbn.<br \/>\nQua b\u00e0i n\u00e0y, ch\u00fang t\u00f4i s\u1ebd t\u00ecm c\u00e1ch tr\u00ecnh b\u00e0y n\u1ed9i dung d\u1ef1 \u0111o\u00e1n v\u00e0 nh\u1eefng n\u1ed7 l\u1ef1c<br \/>\ngi\u1ea3i quy\u1ebft n\u00f3 theo th\u1eddi gian. B\u00e0i vi\u1ebft d\u00e0nh cho \u0111\u1ed9c gi\u1ea3 kh\u00f4ng chuy\u00ean v\u1ec1 m\u1ed9t b\u00e0i<br \/>\nto\u00e1n \u0111\u00e3 t\u1eebng l\u00e0 th\u00e1ch th\u1ee9c cho nhi\u1ec1u b\u1ed9 \u00f3c th\u00f4ng minh nh\u1ea5t trong l\u00e3nh v\u1ef1c To\u00e1n<br \/>\nh\u1ecdc, qu\u1ea3 th\u1eadt l\u00e0 m\u1ed9t c\u00f4ng vi\u1ec7c kh\u00f4ng d\u1ec5 cho ch\u00fang t\u00f4i. Tuy nhi\u00ean ch\u00fang t\u00f4i v\u1eabn<br \/>\nc\u1ed1 g\u1eafng tr\u00e1nh nh\u1eefng ph\u01b0\u01a1ng tr\u00ecnh, nh\u1eefng ph\u00e9p t\u00ednh c\u00f3 t\u00ednh c\u00e1ch chuy\u00ean m\u00f4n, t\u00ecm<br \/>\nc\u00e1ch \u0111\u01b0a \u0111\u1ed9c gi\u1ea3 \u0111\u1ebfn nh\u1eefng hi\u1ec3u bi\u1ebft c\u01a1 b\u1ea3n c\u1ee7a v\u1ea5n \u0111\u1ec1.<br \/>\nCu\u1ed1i b\u00e0i, ch\u00fang t\u00f4i tr\u00edch d\u1ecbch m\u1ed9t b\u00e0i b\u00e1o t\u01b0\u01a1ng \u0111\u1ed1i m\u1edbi nh\u1eb1m gi\u1ea3i \u0111\u00e1p c\u00e2u h\u1ecfi c\u1ee7a<br \/>\nnhi\u1ec1u ng\u01b0\u1eddi: <em>Nh\u00e0 To\u00e1n h\u1ecdc b\u00ed \u1ea9n Perelman hi\u1ec7n nay \u1edf \u0111\u00e2u v\u00e0 \u0111ang l\u00e0m g\u00ec?<\/em><\/p>\n<p style=\"text-align: left;\">Xin xem b\u00e0i vi\u1ebft trong file sau:<br \/>\n<a href=\"https:\/\/rosetta.vn\/lequanganh\/wp-content\/uploads\/sites\/7\/2018\/06\/Perelman.pdf\">https:\/\/rosetta.vn\/lequanganh\/wp-content\/uploads\/sites\/7\/2018\/06\/Perelman.pdf<\/a><\/p>\n<p style=\"text-align: center;\">\n","protected":false},"excerpt":{"rendered":"<p>Chuy\u1ec7n ng\u01b0\u1eddi t\u1eeb ch\u1ed1i Huy ch\u01b0\u01a1ng Fields v\u00e0 m\u1ed9t tri\u1ec7u dollars L\u00ea Quang \u00c1nh, Ph.D. D\u1ef1 \u0111o\u00e1n Poincar\u00e9 (The Poincar\u00e9 Conjecture) \u0111\u00e3 \u0111\u01b0\u1ee3c nh\u00e0 To\u00e1n h\u1ecdc v\u0129 \u0111\u1ea1i Henri Poincar\u00e9 ph\u00e1t bi\u1ec3u v\u00e0o n\u0103m 1904. \u0110\u00f3 l\u00e0 m\u1ed9t b\u00e0i to\u00e1n Topology li\u00ean quan \u0111\u1ebfn m\u1eb7t c\u1ea7u 3 chi\u1ec1u trong kh\u00f4ng gian 4 chi\u1ec1u, gi\u00fap ch\u00fang &hellip; <a href=\"https:\/\/rosetta.vn\/lequanganh\/grigori-perelman-va-du-doan-poincare\/\" class=\"read-more\">Continue reading <span class=\"screen-reader-text sr-only\">Grigori Perelman v\u00e0 D\u1ef1 \u0111o\u00e1n Poincar\u00e9<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"jetpack_post_was_ever_published":false,"jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[1],"tags":[20,18,19],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p98FXH-20","_links":{"self":[{"href":"https:\/\/rosetta.vn\/lequanganh\/wp-json\/wp\/v2\/posts\/124"}],"collection":[{"href":"https:\/\/rosetta.vn\/lequanganh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rosetta.vn\/lequanganh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rosetta.vn\/lequanganh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rosetta.vn\/lequanganh\/wp-json\/wp\/v2\/comments?post=124"}],"version-history":[{"count":0,"href":"https:\/\/rosetta.vn\/lequanganh\/wp-json\/wp\/v2\/posts\/124\/revisions"}],"wp:attachment":[{"href":"https:\/\/rosetta.vn\/lequanganh\/wp-json\/wp\/v2\/media?parent=124"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rosetta.vn\/lequanganh\/wp-json\/wp\/v2\/categories?post=124"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rosetta.vn\/lequanganh\/wp-json\/wp\/v2\/tags?post=124"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}