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» On the Hardness of Graph Isomorphism
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ESA
2006
Springer
137views Algorithms» more  ESA 2006»
15 years 3 months ago
Deciding Relaxed Two-Colorability - A Hardness Jump
A coloring is proper if each color class induces connected components of order one (where the order of a graph is its number of vertices). Here we study relaxations of proper two-c...
Robert Berke, Tibor Szabó
AAAI
2008
15 years 2 months ago
Generating Hard SAT/CSP Instances Using Expander Graphs
Carlos Ansótegui, Ramón Béjar...
CPM
2008
Springer
170views Combinatorics» more  CPM 2008»
15 years 1 months ago
Parameterized Algorithms and Hardness Results for Some Graph Motif Problems
Nadja Betzler, Michael R. Fellows, Christian Komus...
FOCS
2010
IEEE
14 years 9 months ago
Hardness of Finding Independent Sets in Almost 3-Colorable Graphs
Irit Dinur, Subhash Khot, Will Perkins, Muli Safra