Presentation 2012-04-27
Generation of Ternary Matroids and Experiments on White's Conjectures
Hidefumi HIRAISHI, Hiroshi IMAI, Sonoko MORIYAMA,
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Abstract(in English) In this paper, we deal with White's conjectures. White's conjectures are two classical conjectures of matroid theory, in one of which there have recently been new progresses. We extended a Blasiak's result and experimented on two conjectures to confirm they held on matroids of small size. The matroids we used are not only general matroids, but subclass of matroids; binary, ternary and regular matroids. For ternary matroids, we extended the existing algorithm of generation of simple ternary matroids and generated both simple and non-simple ones. Matroids of up to 13 elements were generated concerning at most rank 4, and up to 11 elements concerning at most rank 7.
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Keyword(in English) matroid / binary matroid / ternary matroid / regular matroid / White's conjecture
Paper # COMP2012-3
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Committee COMP
Conference Date 2012/4/20(1days)
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Registration To Theoretical Foundations of Computing (COMP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Generation of Ternary Matroids and Experiments on White's Conjectures
Sub Title (in English)
Keyword(1) matroid
Keyword(2) binary matroid
Keyword(3) ternary matroid
Keyword(4) regular matroid
Keyword(5) White's conjecture
1st Author's Name Hidefumi HIRAISHI
1st Author's Affiliation Department of Computer Science, the University of Tokyo()
2nd Author's Name Hiroshi IMAI
2nd Author's Affiliation Department of Computer Science, the University of Tokyo
3rd Author's Name Sonoko MORIYAMA
3rd Author's Affiliation System Information Sciences, Graduate School of Information Sciences, Tohoku University
Date 2012-04-27
Paper # COMP2012-3
Volume (vol) vol.112
Number (no) 21
Page pp.pp.-
#Pages 7
Date of Issue