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Tagged with algebraic-number-theory motivation
2 questions
18
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4
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What's the use of group cohomology for class field theory?
I'm a graduate student studying now for the first time class field theory.
It seems that how to teach class field theory is a problem over which many have already written on MathOverflow.
For example ...
- 531
12
votes
6
answers
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applications of Tate-Poitou duality
What are nice applications of Tate-Poitou duality?