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BSL
2004
100views more  BSL 2004»
13 years 7 months ago
Forcing in proof theory
Paul Cohen's method of forcing, together with Saul Kripke's related semantics for modal and intuitionistic logic, has had profound effects on a number of branches of mat...
Jeremy Avigad
CIE
2008
Springer
13 years 9 months ago
Succinct NP Proofs from an Extractability Assumption
Abstract We prove, using a non-standard complexity assumption, that any language in NP has a 1-round (that is, the verifier sends a message to the prover, and the prover sends a me...
Giovanni Di Crescenzo, Helger Lipmaa
COCO
2009
Springer
117views Algorithms» more  COCO 2009»
14 years 2 months ago
The Proof Complexity of Polynomial Identities
Devising an efficient deterministic – or even a nondeterministic sub-exponential time – algorithm for testing polynomial identities is a fundamental problem in algebraic comp...
Pavel Hrubes, Iddo Tzameret
ORL
2008
77views more  ORL 2008»
13 years 7 months ago
A short proof of the VPN Tree Routing Conjecture on ring networks
The VPN Tree Routing Conjecture states that there always exists an optimal solution to the symmetric Virtual Private Network Design (sVPND) problem where the paths between all ter...
Fabrizio Grandoni, Volker Kaibel, Gianpaolo Oriolo...
RTA
2005
Springer
14 years 29 days ago
Proof-Producing Congruence Closure
Many applications of congruence closure nowadays require the ability of recovering, among the thousands of input equations, the small subset that caused the equivalence of a given ...
Robert Nieuwenhuis, Albert Oliveras