Y´ tuong dau tien xay dung M-Theory la` connection voi´ viec giai thich´ cac´ moduli space cua' String theory loai Type IIA tren http://dientuvietnam...mimetex.cgi?T^4 ( torus 4-dim). Type nay` la` O(5,5;Z)\O(5,5)/O(5)xO(5).
Nguoi ta nhan thay co´ su dual trong cac ly´ thuyet String nhu sau: M-theory compactified tre^n http://dientuvietnam...mimetex.cgi?T^5 IIA tren http://dientuvietnam...mimetex.cgi?T^4 va` tong quat hon la` M-Theory compactified tren Xxhttp://dientuvietnam.net/cgi-bin/mimetex.cgi?S^1 IIA tren X. Neu su dung T-duality thi` nguoi` ta con` thu duoc 1 quy tac´ manh hon M-Theory compactified tren Bxhttp://dientuvietnam.net/cgi-bin/mimetex.cgi?S^1({R}) Den nay theo nhu to´ biet thi` ve mat toan´ hoc (topo) thi` M-theory chua hoan` thien. Con` rat nhieu cau hoi' mo' trong lanh vuc nay`, noi day la` quy tu cua nhung nguoi` lam` Toan´ hoc va` Vat ly´ ly´ thuyet. Dien dan` toan´ cua chung´ ta duoc mo ra nham hoc hoi va trao doi kien thuc, vay nen neu ai biet duoc dieu gi thi xin hay post len day. Bua nao` to´ moi` them 1 vai` nguoi` lam` Vat ly ly thuyet trong lanh vuc String theory va` non commutative geometry vao` day post bai` , tuy nhien dao nay` chac´ ho dang ba^n, co´ 1 nguoi` hien dang theo hoc Nguyen Ai Viet tren vien vat ly ly thuyet ve^` noncommutative geometry, nguoi` nay` co´ kha' nang Vat ly rat cao. Chu´ to´ thi` noi´ ve^` Vat ly´ khong chinh´ xac´ lam´ dau.
---------
Ps: ne^u´ ai tim` duoc 1 vai` cho sai trong co^ng thuc´ thi` cung dung` trach´ to´, vi` to´ nho´ cong thuc´ khong duoc chinh´ xac´ va` tot cho lam´. Cai´ chinh´ la` moi nguoi` o day hieu duoc y´ tuong cua cac´ ly´ thuyet hien nay , to´ so la` 2 cai´ tich´ phan Lagrangian to´ viet khong duoc chinh´ xac´ cho lam´, cung nhu 1 vai` cong thuc´ cua http://dientuvietnam.net/cgi-bin/mimetex.cgi?E_{\infty}
Bài viết đã được chỉnh sửa nội dung bởi quantum-cohomology: 07-03-2005 - 21:53