12.07.2015 Views

Complexity and Exact Algorithms for Mulitcut

Complexity and Exact Algorithms for Mulitcut

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Introduction RVMC in Trees RVMC in Interval Graphs RVMC in General Graphs ConclusionFixed-parameter tractabilityIdeaRestrict the seemingly inherent combinatorial explosion of hardproblems to some problem-specific parameters.nknkDefinition (fixed-parameter tractable)Problem P is fixed-parameter tractable⇐⇒P is solvable in O(f (k) · n c ) time

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