Non-orientable Poincare Duality
Non-orientable Poincare Duality
Non-orientable Poincare Duality
A lengthy verification in characteristic classes.
A characteristic class for complex bundle.
主要来自《另一个,同一个》和《阿莱夫》
Construction of Stiefel-Whitney Classes
Definition and first examples of Stiefel-Whitney classes.
Introduce the basic concepts and examples of vector bundle.
In this part we shall consider the Riemann surfaces of algebraic functions.
Degree of the field extension.
In this part we will go through the main idea of cohomology in algebraic topology.