Martin Lackner

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Name Martin Lackner
Member for 3 years
Seen Oct 6 2010 at 22:12
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11
13
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4
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1k
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How many of the true sentences are provable?

dec 5 09 at 21:42 David Speyer 55.1k●3●102●236

2
6
votes
3
answers
549
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Characterizations of non-wellfounded models?

dec 29 09 at 22:35 Joel David Hamkins 75k●7●187●343