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» The HOM problem is decidable
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121
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DM
2010
82views more  DM 2010»
15 years 4 months ago
The complexity of the weight problem for permutation and matrix groups
Given a metric d on a permutation group G, the corresponding weight problem is to decide whether there exists an element G such that d(, e) = k, for some given value k. Here we ...
Peter J. Cameron, Taoyang Wu
125
Voted
ICALP
2010
Springer
15 years 8 months ago
Pumping and Counting on the Regular Post Embedding Problem
Abstract. The Regular Post Embedding Problem is a variant of Post’s Correspondence Problem where one compares strings with the subword relation and imposes additional regular con...
Pierre Chambart, Philippe Schnoebelen
162
Voted
CATS
2008
15 years 5 months ago
Parameterized Complexity of the Clique Partition Problem
The problem of deciding whether the edge-set of a given graph can be partitioned into at most k cliques is well known to be NP-complete. In this paper we investigate this problem ...
Egbert Mujuni, Frances A. Rosamond
STACS
2010
Springer
15 years 8 months ago
The Complexity of the List Homomorphism Problem for Graphs
We completely characterise the computational complexity of the list homomorphism problem for graphs in combinatorial and algebraic terms: for every graph H the problem is either N...
László Egri, Andrei A. Krokhin, Beno...
CSL
2010
Springer
15 years 5 months ago
On Slicewise Monotone Parameterized Problems and Optimal Proof Systems for TAUT
Abstract. For a reasonable sound and complete proof calculus for firstorder logic consider the problem to decide, given a sentence of firstorder logic and a natural number n, whet...
Yijia Chen, Jörg Flum