Relue's Universe

Basic notion in Clifford algebra

到瑞士的学习生活流水账

毕业前夕, 收拾东西之时决定将想到的东西记录下来.

This post mainly covers some results about Weierstrass p function, related to Riemann surface.

Using Poincare duality on the manifolds with boudary, prove the Alexander duality on n-sphere and calculate the homology group of knot complement.

Interesting result from Allen Hatcher

为什么要读博士?

Preparation for Riemann-Roch theorem and Serre duality

Non-orientable Poincare Duality

A lengthy verification in characteristic classes.