Theoretical Computer Science
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David Lewis

Apparently, this user prefers to keep an air of mystery about them.

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  • Boston, MA, US
  • Member for 7 years, 11 months
  • 60 profile views
  • Last seen Sep 23 '18 at 19:06

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Top posts (7) All Questions Answers | Votes Newest

31 Eilenberg's rational hierarchy of nonrational automata & languages — where is it now? Feb 21 '12
11 Non-CFL closure properties Feb 23 '12
6 The Relation between Babbage and von Neumann Mar 25 '12
6 Uses of algebraic structures in theoretical computer science Mar 30 '12
4 Automatically creating weighted DFAs penalizing sequences of subsets of the alphabet Apr 29 '12
4 Proof that DFA that accepts string has NFA that accepts reversal of string Mar 7 '12
1 Automata model with undecidable (or non-context-sensitive) languages and no $\varepsilon$-transitions. Feb 21 '12

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