On the βlargeur d'arborescenceβ
β
Hein van der Holst
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Article
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2002
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John Wiley and Sons
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English
β 271 KB
## Abstract Let la(__G__) be the invariant introduced by Colin de VerdiΓ¨re [J. Comb. Theory, Ser. B., 74:121β146, 1998], which is defined as the smallest integer __n__β₯0 such that __G__ is isomorphic to a minor of __K__~__n__~Γ__T__, where __K__~__n__~ is a complete graph on __n__ vertices and wher