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UQT

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 8 years
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  • Last seen Mar 15 '13 at 1:21

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34 How is exponentiation defined in Peano arithmetic? Feb 24 '13
5 Why is computable function in $\Delta_{1}^0$? Feb 23 '13
4 Proof of Lowenheim-Skolem theorem Feb 23 '13
4 Proving that a dense set in a poset by Zorn's lemma have a maximal antichain as a subset Mar 8 '13
4 Questions regarding p-adic expansion and numbers Mar 9 '13
3 Proof of levy forcing and cardinal collapse Mar 8 '13
2 What would be arithmetic hierarchy of $\Sigma_1^0 \wedge \Pi_1^0$? Mar 13 '13
1 How natural numbers can be defined using primitive recursive $\Sigma_0^0$ Feb 24 '13
1 Writing Fermat's last theorem in arithmetic hierarchy Feb 24 '13
1 Applying substitutions in lambda calculus Feb 24 '13
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