Top Network Posts
- 52Are there any Turing-undecidable problems whose undecidability is independent of the Halting problem?
- 48Avoiding proof by induction
- 41Opposite of Fermat's Last Theorem?
- 35Is Aleph 0 a natural number?
- 33Counterexamples in universal algebra
- 31When should I be doing cohomology?
- 31The error in Petrovski and Landis' proof of the 16th Hilbert problem
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