15
votes
Accepted
Is Mazur's analogy between arithmetic and topology formal, in any sense?
For this analogy, like most analogies in mathematics, and indeed like most philosophical principles in mathematics, one can certainly make a part of it formal and rigorous, but I don't think any true ...
- 148k
4
votes
Is there an "arithmetic cobordism category"?
Unfortunately, I think we're still quite far away from knowing the answer to your question. Fortunately, a lot of progress has been made without answering your question.
The key advance here was ...
- 447
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