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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
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