Probabilistically Checkable Proofs Over the Reals
Author(s) -
Klaus Meer
Publication year - 2005
Publication title -
electronic notes in theoretical computer science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.242
H-Index - 60
ISSN - 1571-0661
DOI - 10.1016/j.entcs.2004.04.047
Subject(s) - mathematical proof , class (philosophy) , connection (principal bundle) , complexity class , mathematics , discrete mathematics , characterization (materials science) , computer science , combinatorial proof , combinatorics , time complexity , artificial intelligence , physics , geometry , optics
Probabilistically checkable proofs (PCPs) have turned out to be of great importance in complexity theory. On the one hand side they provide a new characterization of the complexity class NP, on the other hand they show a deep connection to approximation results for combinatorial optimization problems. In this paper we study the notion of PCPs in the real number model of Blum, Shub, and Smale. The existence of transparent long proofs for the real number analogue NPR of NP is discussed
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