CONSTRAINTS
2010
13 years 11 months ago
2010
Abstract. We present three constraint models of the problem of finding a graceful labelling of a graph, or proving that the graph is not graceful. An experimental comparison of the...
CP
2006
Springer
14 years 3 months ago
2006
Springer
The problem of finding a graceful labelling of a graph, or proving that the graph is not graceful, has previously been modelled as a CSP. A new and much faster CSP model of the pro...