134

Answers
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22
Google question: In a country in which people only want boys
65
Best online mathematics videos?
43
Taking lecture notes in lectures
4
How hard is it to get tenure in mathematics?
16
“Philosophical” meaning of the Yoneda Lemma
5
Open source mathematical software.
38
Theorems for nothing (and the proofs for free)
25
Combinatorial results without known combinatorial proofs
4
Good books on theory of distributions
44
Cures for mathematician’s block (as in writer’s block)
12
Good lattice theory books?
45
When are two proofs of the same theorem really different proofs
30
How do I check if a functor has a (left/right) adjoint?
16
What’s a groupoid? What’s a good example of a groupoid?
23
What’s a magical theorem in logic?
7
Beamer hints and tips
12
Why should algebraic objects have naturally associated topological spaces? (Formerly: What is a topological space?)
5
A book in topology
3
Introduction to deformation theory (of algebras)?
47
when is A isomorphic to A^3? (2)
13
What is Yoneda’s Lemma a generalization of?
33
What is a metric space?
20
Citation of a paper with a proof you would like to improve
8
What makes a theorem *a* “nullstellensatz.”
4
What are some fundamental “sources” for the appearance of pi in mathematics?
8
functions satisfying “one-one iff onto”
10
Is there an explicit example of a complex number which is not a period?
6
Concrete example of $\infty$-categories.
10
What is lambda calculus related to?
12
What is the general opinion on the Generalized Continuum Hypothesis?
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