Presentation 2001/11/9
Complexity of Recognizing Tree-Shellable Functions
Yasuhiko TAKENAGA,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) In this paper, we consider the complexity of recognizing tree-shellable Boolean functions. A tree-shellable function is a positive Boolean function such that the number of prime implicants equals the number of paths from the root to a 1-node in its binary decision tree representation. We show an algorithm to check if a function given as an irredundant DNF is tree-shellable or not. The computational time of the algorithm is O(kn^2k)orO(N^2k-2), where n is the number of variables, k is the maximun number of variables in a product term of the given DNF and N is the length of the DNF.
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Keyword(in English) Boolean function / shellability / prime implicant / binary decision tree / paramaterized complexity
Paper # COMP 2001-62
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Committee COMP
Conference Date 2001/11/9(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) Complexity of Recognizing Tree-Shellable Functions
Sub Title (in English)
Keyword(1) Boolean function
Keyword(2) shellability
Keyword(3) prime implicant
Keyword(4) binary decision tree
Keyword(5) paramaterized complexity
1st Author's Name Yasuhiko TAKENAGA
1st Author's Affiliation Department of Comouter Science, The University of Electro-Communications()
Date 2001/11/9
Paper # COMP 2001-62
Volume (vol) vol.101
Number (no) 431
Page pp.pp.-
#Pages 7
Date of Issue