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William

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9,911 reputation
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visits member for 1 year, 10 months
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9,911 reputation
 bio website visits member for 1 year, 10 months
1627 badges
 location seen 11 hours ago
summary answers questions tags badges favorites bounties reputation activity

6 Questions

views newest activity votes
2
15
votes
1
answer
600
views

Infinite Set is Disjoint Union of Two Infinite Sets

logic set-theory axiom-of-choice
aug 29 '11 at 7:41 Asaf Karagila 91.8k
2
8
votes
1
answer
197
views

Reverse Mathematics of Well-Orderings

logic set-theory proof-theory reverse-math
aug 27 '11 at 12:19 Carl Mummert 25.8k
 
5
votes
0
answers
133
views

Weakly Compact Cardinals and the Extension Property

set-theory large-cardinals
apr 6 at 0:09 William 9,911
 
4
votes
1
answer
70
views

Determinacy of Negation of Class of Formula

logic descriptive-set-theory reverse-math
dec 22 '11 at 6:36 Asaf Karagila 91.8k
 
3
votes
1
answer
98
views

Absoluteness of $\text{Con}(ZFC)$ for Transitive models of $ZFC$

set-theory
dec 26 at 21:02 Trevor Wilson 5,640
 
2
votes
1
answer
179
views

Exponentiation and Set of Functions Notation.

logic elementary-set-theory notation
aug 8 at 19:11 Asaf Karagila 91.8k
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