Optimal acceptors and optimal proof systems

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

9 Scopus citations

Abstract

Unless we resolve the P vs NP question, we are unable to say whether there is an algorithm (acceptor) that accepts Boolean tautologies in polynomial time and does not accept non-tautologies (with no time restriction). Unless we resolve the co-NP vs NP question, we are unable to say whether there is a proof system that has a polynomial-size proof for every tautology. In such a situation, it is typical for complexity theorists to search for "universal" objects; here, it could be the "fastest" acceptor (called optimal acceptor) and a proof system that has the "shortest" proof (called optimal proof system) for every tautology. Neither of these objects is known to the date. In this survey we review the connections between these questions and generalizations of acceptors and proof systems that lead or may lead to universal objects.

Original languageEnglish
Title of host publicationTheory and Applications of Models of Computation - 7th Annual Conference, TAMC 2010, Proceedings
Pages28-39
Number of pages12
DOIs
StatePublished - 2010
Externally publishedYes
Event7th Annual Conference on Theory and Applications of Models of Computation, TAMC 2010 - Prague, Czech Republic
Duration: 7 Jun 201011 Jun 2010

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume6108 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference7th Annual Conference on Theory and Applications of Models of Computation, TAMC 2010
Country/TerritoryCzech Republic
CityPrague
Period7/06/1011/06/10

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