Galois connections for patterns: an algebra of labelled graphs

A pattern is a generic instance of a binary constraint satisfaction problem (CSP) in which the compatibility of certain pairs of variable-value assignments may be unspecified. The notion of forbidden pattern has led to the discovery of several novel tractable classes for the CSP. However, for this f...

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Bibliographic Details
Main Authors: Cohen, DA, Cooper, MC, Jeavons, PG, Zivny, S
Other Authors: Cochez, M
Format: Conference item
Language:English
Published: Springer 2021