Computational aspects of coherent algebras:
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Bibliographic Details
Main Author: Babel, Luitpold 1962- (Author)
Format: Book
Language:German
Published: München 1994
Series:Technische Universität <München>: TUM-MATH 9406
Subjects:
Abstract:Abstract: "Coherent algebras are a very promising tool to get more insight into the graph isomorphism problem. This paper deals with the aspect of computing the coherent algebra which is generated by some matrices A, ..., A[subscript m] of dimension n x n. It is proved that the well known Weisfeiler-Lehman algorithm can be implemented to run in time O((m+n)n²log n). Using a graphtheoretic formulation of the properties of coherent algebras we present an improved version of this algorithm. We further point out a relationship of coherent algebras and total degree partitions which also play an important role for the graph isomorphism problem."
Physical Description:13 S.
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Holdings details from Teilbibliothek Mathematik &amp; Informatik, Berichte
Call Number: 0111 2001 B 6081-1994,6 Floor plan
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