User Peter Arndt - MathOverflow

Peter Arndt

Member for 14 years, 6 months
Last seen more than a week ago

Mail:firstname.lastnameatpost…
Düsseldorf, Germany

136 Answers

Score Activity Newest

4 votes

Category and homotopy theoretic methods in set theory

answered Aug 11, 2010 at 22:26

4 votes

Notion of smoothness for set-valued functions

answered Sep 8, 2010 at 19:09

4 votes

Is there a general setting for self-reference?

answered Oct 7, 2012 at 20:02

4 votes

Did Durov's work give an example of noncommutative schemes?

answered Jul 27, 2010 at 8:56

4 votes

What is a deformation of a category?

answered Feb 6, 2010 at 13:17

4 votes

Accepted

Abstract Relation between Presehaves and Simplicial Sets

answered Nov 12, 2009 at 21:49

4 votes

Elliptic Curves over F_1?

answered Dec 8, 2009 at 16:09

4 votes

Independence of the continuum hypothesis on ZFC

answered Nov 12, 2009 at 0:45

4 votes

Are there any good nonconstructive "existential metatheorems"?

answered Nov 20, 2009 at 14:58

3 votes

Learning to Think Categorically

answered Dec 11, 2009 at 15:08

3 votes

books well-motivated with explicit examples

answered Jan 27, 2010 at 15:10

3 votes

Dimension leaps

answered Nov 14, 2009 at 16:03

3 votes

Undergraduate Level Math Books

answered Nov 20, 2009 at 13:13

3 votes

Category theory sans (much) motivation?

answered Oct 19, 2009 at 13:07

3 votes

Internal hom of sheaves

answered Mar 16, 2010 at 11:59

3 votes

Accepted

Sheaffication using a $\lambda$-transfinite colimit

answered Mar 12, 2014 at 20:53

3 votes

What is the intuition of connections for cubical sets?

answered Nov 27, 2011 at 20:59

3 votes

"Surprising" categorical equivalences

answered Mar 6, 2011 at 14:00

3 votes

Examples of common false beliefs in mathematics

answered Oct 4, 2010 at 21:32

3 votes

Generalized notions of solutions in various areas of mathematics

answered Oct 7, 2010 at 13:32

3 votes

Generalized notions of solutions in various areas of mathematics

answered Oct 7, 2010 at 13:36

3 votes

Generalized notions of solutions in various areas of mathematics

answered Oct 7, 2010 at 13:37

2 votes

Accepted

sheaves and cosheaves

answered Oct 23, 2010 at 16:22

2 votes

Accepted

Model category with formally smooth morphisms as fibrations?

answered Sep 19, 2010 at 18:41

2 votes

What category without initial object do you care about?

answered Aug 27, 2010 at 16:43

2 votes

Learning Arakelov geometry

answered Oct 19, 2011 at 0:26

2 votes

Is there a nice application of category theory to functional/complex/harmonic analysis?

answered Dec 13, 2011 at 20:55

2 votes

Pointer to literature on double enrichment and functors among enriching categories?

answered Mar 9, 2012 at 9:35

2 votes

Elementary mathematical books

answered Apr 24, 2012 at 22:27

2 votes

nontrivial isomorphisms of categories

answered Feb 23, 2010 at 12:08

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