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R.G.

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158 reputation
 bio website visits member for 1 year, 1 month
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 location seen 23 hours ago
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5 Answers

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5
Why is it impossible to define multiplication in Presburger arithmetic?
1
Proof that $\overline{A \cap B} \subseteq \overline{A} \cap \overline{B}$
2
Use of undecidability
1
What is the difference between Completeness and Soundness in first order logic?
2
Russell Paradox and set theories
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