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LCC
1994
214views Algorithms» more  LCC 1994»
14 years 3 months ago
Preservation Theorems in Finite Model Theory
Eric Rosen, Scott Weinstein
LCC
1994
213views Algorithms» more  LCC 1994»
14 years 3 months ago
Linear Constraint Query Languages: Expressive Power and Complexity
We give an AC0 upper bound on the complexity of rst-oder queries over (in nite) databases de ned by restricted linear constraints. This result enables us to deduce the non-expressi...
Stéphane Grumbach, Jianwen Su, Christophe T...
LCC
1994
248views Algorithms» more  LCC 1994»
14 years 3 months ago
Comparing the Power of Monadic NP Games
The descriptive complexity of a problem is the complexity of describing the problem in some logical formalism. One of the few techniques for proving separation results in descripti...
Ronald Fagin
49
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LCC
1994
209views Algorithms» more  LCC 1994»
14 years 3 months ago
On Herbrand's Theorem
We firstly survey several forms of Herbrand's theorem. What is commonly called "Herbrand's theorem" in many textbooks is actually a very simple form of Herbrand...
Samuel R. Buss
LCC
1994
200views Algorithms» more  LCC 1994»
14 years 3 months ago
Program Extraction from Classical Proofs
We demonstrate program extraction by the Light Dialectica Interpretation (LDI) on a minimal logic proof of the classical existence of Fibonacci numbers. This semi-classical proof ...
Ulrich Berger, Helmut Schwichtenberg