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cs.CC2014
Satisfying ternary permutation constraints by multiple linear orders or phylogenetic trees
Leo van Iersel, Steven Kelk, Nela Lekic +1
A ternary permutation constraint satisfaction problem (CSP) is specified by a subset Pi of the symmetric group S_3. An instance of such a problem consists of a set of variables V a…
cs.DS2014
Hybridization Number on Three Rooted Binary Trees is EPT
Leo van Iersel, Steven Kelk, Nela Lekić +2
Phylogenetic networks are leaf-labelled directed acyclic graphs that are used to describe non-treelike evolutionary histories and are thus a generalization of phylogenetic trees. T…