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Colin McLarty
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29 Answers

Votes Activity Newest
22
Why did Bourbaki's Élements omit the theory of categories?
May 24 '13 at 20:32
14
Reflection principle vs universes
Feb 2 at 17:50
14
Authorship of Grothendieck universes
Mar 1 '15 at 15:16
14
What is the source of this famous Grothendieck quote?
Aug 31 '13 at 23:29
13
Idea of using etale site
Jul 3 '15 at 13:05
11
Where does the notation $\pi_1(X,x)$ for the fundamental group first appear?
Sep 25 '13 at 13:52
11
When must it be sets rather than proper classes, or vice-versa, outside of foundational mathematics?
Feb 3 '13 at 16:30
8
Problems for developing mathematical visualization expertise
Sep 21 '17 at 0:37
7
Does the bundle of germs of functions $f:X\to \mathbb R$ have the same sheaf of sections as $X\times \mathbb R$?
Aug 24 '13 at 12:37
7
product operation: name and notation
Aug 11 '12 at 18:53
6
Equivalence between Lowenheim-Skolem Theorem and Godel Completeness
Jul 29 '19 at 12:51
6
The conceptual difference in notations of Cat
Oct 6 '17 at 15:37
6
What is known about the reverse mathematics of algebraic number fields?
Sep 19 '17 at 21:50
6
Lingering foundational question about sheaves of abelian groups
Aug 30 '13 at 17:56
6
(Finite) Models of two subtheories of Peano Arithmetic
Aug 7 '13 at 9:40
6
Rigid analytic spaces vs Berkovich spaces vs Formal schemes
Jul 31 '13 at 9:29
5
Who first realized that the shortest distance between two points is a straight line?
Aug 31 '13 at 14:18
5
Show that $A$ cartesian closed need not imply $A^J$ is cartesian closed.
Aug 16 '12 at 3:02
3
Finite order arithmetic and ETCS
Dec 3 '12 at 3:16
3
Can Hasse-Minkowski be proved without class field theory?
Nov 23 '16 at 3:17
3
Are there any consequences of the initial object in Set being unique, while the isomorphism class of terminal objects is nontrivial?
Oct 8 '13 at 17:44
3
Algebraic numbers and the complex projective line minus three points
Jul 20 '13 at 1:05
3
Ideals of etale structure sheaves
Jul 26 '12 at 1:21
2
When was Bounded Zermelo set theory first formulated?
Nov 18 '14 at 14:44
2
The importance of generating series in Algebraic Geometry
Sep 20 '13 at 22:41
1
Elementary proof of bounds on factor polynomials
Jan 19 '14 at 13:33
1
Interpreting the Galois theory of finite extensions of $\mathbb{Q}$ in PA
Nov 2 '13 at 1:14
1
The Hasse Minkowski theorem in Peano arithmetic
Aug 6 '13 at 8:52
0
Rigidity, moduli space, and moduli field
Jul 23 '13 at 9:10

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