CPAIOR
2010
Springer
13 years 9 months ago
2010
Springer
This paper introduces the Increasing Nvalue constraint, which restricts the number of distinct values assigned to a sequence of variables so that each variable in the sequence is l...
CP
2009
Springer
14 years 5 months ago
2009
Springer
Abstract. This paper introduces a generalization of the nvalue constraint that bounds the number of distinct values taken by a set of variables.The generalized constraint (called n...