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Top Questions
24
votes
Modern mathematical books on general relativity
reference-request
general-relativity
asked Sep 6 '15 at 8:30
mathoverflow.net
12
votes
Functors and coverings
at.algebraic-topology
ct.category-theory
asked Mar 7 '14 at 13:33
mathoverflow.net
11
votes
Is $\mathcal{B}^{\mathbb{Z}}(l^\infty(\mathbb{Z}))$ a commutative algebra?
fa.functional-analysis
oa.operator-algebras
operator-theory
banach-algebras
asked Oct 25 '13 at 15:23
mathoverflow.net
11
votes
What is the correct notion of Morita Equivalence between topological groupoids
ct.category-theory
asked Nov 8 '12 at 11:14
mathoverflow.net
8
votes
Reducing the simplices in the nerve of a category with an object with trivial endomorphism monoid
at.algebraic-topology
ct.category-theory
homotopy-theory
simplicial-stuff
asked Mar 18 '14 at 15:57
mathoverflow.net
6
votes
Vertical and Horizontal Isomorphisms in 2-categories
ct.category-theory
asked Jan 16 '13 at 16:55
mathoverflow.net
6
votes
Aspherical operads
at.algebraic-topology
ct.category-theory
operads
asked Aug 12 '13 at 12:17
mathoverflow.net
5
votes
Free ultrafilters on groups and irregularity
gr.group-theory
lo.logic
asked Nov 17 '12 at 9:49
mathoverflow.net
5
votes
String diagrams of special monoidal categories and higher categories
ct.category-theory
asked Jan 19 '13 at 18:45
mathoverflow.net
5
votes
Relationship between pullbacks and the Ore condition
ct.category-theory
asked Nov 28 '13 at 17:15
mathoverflow.net
Top Answers
8
Should methods in a Java interface be declared with or without a public access modifier?
stackoverflow.com
7
Is it best to call a method (from class A) in a class (class B) which then calls a method in a class (C) or to use a getter for Class C in Class B?
stackoverflow.com
5
Pushout of categories along embeddings gives homotopy pushout?
mathoverflow.net
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