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COCO
2003
Springer
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14 years 3 months ago
Disjoint NP-Pairs
We study the question of whether the class DisjNP of disjoint pairs (A, B) of NP-sets contains a complete pair. The question relates to the question of whether optimal proof system...
Christian Glaßer, Alan L. Selman, Samik Seng...
MFCS
2005
Springer
14 years 3 months ago
Canonical Disjoint NP-Pairs of Propositional Proof Systems
We prove that every disjoint NP-pair is polynomial-time, many-one equivalent to the canonical disjoint NP-pair of some propositional proof system. Therefore, the degree structure ...
Christian Glaßer, Alan L. Selman, Liyu Zhang