Top Network Posts
- 14100 prisoners and a lightbulb
- 11Proving a function is continuous for all real numbers
- 11Is $\Bbb R$ definable in $(\Bbb C,0,1,+,*,\exp)$?
- 9Elementary equivalence of free groups
- 8Is Entscheidungsproblem in Co-RE? And Proof if it is.
- 8Is there any countable ordinal number which has a member undefinable?
- 8Two cardinal obstructions
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