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Questions related to the (computational) complexity of solving problems

-2
votes
1answer
If PH=PSPACE, does this imply that the PH collapses to one of its levels? (somehow I get an error message when posting "question doesn't meet quality standard" so I add this sentence in order to work …
asked Jul 26 by Troy McClure
2
votes
2answers
I have the following feeling (I wouldn't even call it a conjecture yet) which I'd like to ask whether it's true in some form. Take the class of all programs running in polynomial space. Surprisingly …
asked Apr 7 by Troy McClure
2
votes
2answers
Determining whether two programs always return same output for same input is undecidable (easily reduced to the halting problem). My question is, is there a complexity class in which this problem is d …
asked Jul 16 by Troy McClure