Archive for the ‘Geometry & Topology’ Category

Whitney Sum Formula and Exponentiation

Posted by: yanzhang on March 16, 2012

Why Hopf Algebras

Posted by: yanzhang on March 15, 2011

Being Unthankful for Unenlightening Proofs

Posted by: yanzhang on November 26, 2010

Symplectic geometry II

Posted by: lewallen on September 3, 2009

Symplectic geometry I

Posted by: lewallen on September 2, 2009

Trees, The BEST Theorem, and Alexander Polynomials

Posted by: yanzhang on August 20, 2009

A Lie group which isn’t a matrix group

Posted by: Steven Sam on July 10, 2009

Topological Tic Tac Toe 3: Hypergraph Games

Posted by: Alexander Ellis on May 8, 2008

Shoulda Series 1: Choosing Bases

Posted by: Alexander Ellis on April 27, 2008

Topological Tic Tac Toe 2: Other Surfaces

Posted by: Alexander Ellis on April 17, 2008

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