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TCS
2010
13 years 3 months ago
CSP duality and trees of bounded pathwidth
We study non-uniform constraint satisfaction problems definable in monadic Datalog stratified by the use of non-linearity. We show how such problems can be described in terms of...
Catarina Carvalho, Víctor Dalmau, Andrei A....
IJIT
2004
13 years 6 months ago
An Evolutionary Algorithm to Solve Cryptarithmetic Problem
Cryptarithmetic problem is an interesting constraint satisfaction problem for which different algorithms have been given. But none of them can solve the problem intelligently using...
Abu Sayef Md. Ishaque, Md. Bahlul Haider, Muhammad...
CP
2005
Springer
13 years 10 months ago
Caching Search States in Permutation Problems
When the search for a solution to a constraint satisfaction problem backtracks, it is not usually worthwhile to remember the assignment that failed, because the same assignment wil...
Barbara M. Smith