Functors
32:42
Functors in Topology
13:47
Hardy's Integral
18:05
What are the Weil conjectures about?
21:24
Fibre products and Galois covers
27:49
Zeta functions for varieties over finite fields
20:03
Weil's insight: A Lefschetz fixed point formula for varieties?
17:52
Fundamental Group of Circle and the Fundamental Theorem of Algebra
13:05