Andres Caicedo

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Name Andres Caicedo
Member for 3 years
Seen 14 mins ago
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Location Boise, ID
Age 38
Set theorist.
20

Questions
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12
41
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4k
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Convergence of $\sum(n^3\sin^2n)^{-1}$

aug 11 at 23:51 Andres Caicedo 14.4k●1●42●79

13
30
votes
6
answers
2k
views

Distinct well-orderings of the same set

jan 1 12 at 22:11 Asaf Karagila 7,198●1●14●44

5
27
votes
1
answer
2k
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Dual Schroeder-Bernstein theorem

aug 14 at 15:17 Andres Caicedo 14.4k●1●42●79

8

4
19
votes
1
answer
832
views

Splitting infinite sets

jan 9 11 at 7:11 Eric Hall 76●2

3
17
votes
5
answers
2k
views

Finitely many arithmetic progressions

sep 13 10 at 16:06 Charles 4,159●8●26

6
16
votes
2
answers
1k
views

Cantor’s argument revisited

nov 28 10 at 23:28 Joel David Hamkins 75.1k●7●187●343

10
15
votes
2
answers
639
views

Ramsey multiplicity

jun 14 10 at 14:55 Andres Caicedo 14.4k●1●42●79

2
14
votes
2
answers
1k
views

Fifth powers modulo a prime

oct 18 11 at 20:07 Noam D. Elkies 18.1k●4●62●90

4
13
votes
2
answers
835
views

Sets of divergence of Fourier series

jun 7 11 at 11:50 Andrey Rekalo 13.9k●1●32●68

1 2 next

 

134

Answers
votes newest views recent
53
Proofs that require fundamentally new ways of thinking
34
Does Arzelà-Ascoli require choice?
34
Completion of ZFC
29
A set that can be covered by arbitrarily small intervals
29
Non Borel sets without axiom of choice
28
Behaviour of power series on their circle of convergence
22
Is all ordinary mathematics contained in high school mathematics?
21
Arguments against large cardinals
20
Solutions to the Continuum Hypothesis
20
Continuum Hypothesis
19
Mathematical “urban legends”
19
Are there any non-linear solutions of Cauchy’s equation ($f(x+y)=f(x)+f(y)$) without assuming the Axiom of Choice?
19
Can we have A={A} ?
18
Proofs of the uncountability of the reals.
17
elementary embeddings
16
Counterintuitive consequences of the Axiom of Determinacy?
16
Is the Riemann Hypothesis equivalent to a $\Pi_1$ sentence?
16
Do sets with positive Lebesgue measure have same cardinality as R?
16
Cardinality of classes
15
Explicit uses of alephs above ‘small ones’
15
(Non?)-linearity of the consistency strength ordering in ZF
15
Inconsistent theory with long contradiction
14
What notions are used but not clearly defined in modern mathematics?
14
Which types of Diophantine equations are solvable?
14
Is the statement that every field has an algebraic closure known to be equivalent to the ultrafilter lemma?
14
How much of ZFC does Quine’s New Foundations prove?
13
Hahn-Banach without Choice
13
Examples of ZFC theorems proved via forcing (2)
13
Examples of common false beliefs in mathematics.
13
A recommended roadmap into inner models
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