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Vor

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Prime factorization of n+1

feb 24 11 at 18:09 Aaron Meyerowitz 11.8k●1●10●31

 
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3x3 submatrix with only $0$ or $1$ entries

oct 8 11 at 16:43 Vor 207●1●7

 

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A “bit” of primes

apr 19 at 19:43 quid 13.6k●33●54

 

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What are the most attractive Turing undecidable problems in mathematics?
2
compression of a Turing machine run sequence

 

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