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@article{589844, author = {Hliněný, Petr}, article_location = {UK}, article_number = {3}, keywords = {representable matroid; Tutte polynomial; branch-width;}, language = {eng}, issn = {0963-5483}, journal = {Combin. Prob. Computing}, title = {The Tutte Polynomial for Matroids of Bounded Branch-Width}, url = {http://dx.doi.org/10.1017/S0963548305007297}, volume = {15}, year = {2006} }
TY - JOUR ID - 589844 AU - Hliněný, Petr PY - 2006 TI - The Tutte Polynomial for Matroids of Bounded Branch-Width JF - Combin. Prob. Computing VL - 15 IS - 3 SP - 397 EP - 397 PB - Cambridge Univ. Press SN - 09635483 KW - representable matroid KW - Tutte polynomial KW - branch-width; UR - http://dx.doi.org/10.1017/S0963548305007297 N2 - It is a classical result of Jaeger, Vertigan and Welsh that evaluating the Tutte polynomial of a graph is $\#P$-hard in all but few special points. On the other hand, several papers in past years have shown that the Tutte polynomial of a graph can be efficiently computed for graphs of bounded tree-width. In this paper we present a recursive formula computing the Tutte polynomial of a matroid $\md M$ represented over a finite field (which includes all graphic matroids), using a so called parse tree of a branch-decomposition of $\md M$. This formula provides an algorithm computing the Tutte polynomial for a representable matroid of bounded branch-width in polynomial time with a fixed exponent. ER -
HLINĚNÝ, Petr. The Tutte Polynomial for Matroids of Bounded Branch-Width. \textit{Combin. Prob. Computing}. UK: Cambridge Univ. Press, roč.~15, č.~3, s.~397-409. ISSN~0963-5483. 2006.
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