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Marzio De Biasi

Basically I'm a programmer :-)
I enjoy reading papers about the complexity of puzzle games, and I'm writing (amateur) proofs on the complexity of a few puzzle games.

My blog on Computational Complexity, Puzzles, and Machines: www.nearly42.org

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38 What is the smallest Turing machine where it is unknown if it halts or not? Feb 11 '14
35 Is this variation of TQBF still PSPACE-complete? Sep 3 '14
30 Turing Machine restrictions that render halting decidable May 12 '16
28 Natural NP-complete problems with “large” witnesses Oct 26 '14
25 A simple decision problem whose decidability is not known Sep 4 '13
25 How much time to recognize palindromes in logarithmic space? Mar 3 '14
23 Techniques for showing that problem is in hardness “limbo” Feb 6 '14
22 What is the “nearest” problem to the Collatz conjecture that has been successfully resolved? Jun 2 '12
21 Languages that we cannot (dis)prove to be Context-Free Apr 5 '19
21 Dark Integers: General Purpose Computations on Internet Routers May 25 '11
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