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» Constraint Programming Models for Graceful Graphs
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CP
2006
Springer
13 years 8 months ago
Constraint Programming Models for Graceful Graphs
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...
Barbara M. Smith
CONSTRAINTS
2010
101views more  CONSTRAINTS 2010»
13 years 5 months ago
Constraint models for graceful graphs
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...
Barbara M. Smith, Jean-François Puget
FM
2009
Springer
95views Formal Methods» more  FM 2009»
13 years 9 months ago
On the Complexity of Synthesizing Relaxed and Graceful Bounded-Time 2-Phase Recovery
The problem of enforcing bounded-time 2-phase recovery in real-time programs is often necessitated by conflict between faulttolerance requirements and timing constraints. In this ...
Borzoo Bonakdarpour, Sandeep S. Kulkarni
CP
2003
Springer
13 years 10 months ago
Comparison of Symmetry Breaking Methods
Symmetry in a Constraint Satisfaction Problem can cause wasted search, which can be avoided by adding constraints to the CSP to exclude symmetric assignments or by modifying the s...
Karen E. Petrie
AAAI
2006
13 years 6 months ago
An Efficient Way of Breaking Value Symmetries
Several methods for breaking value symmetries have been proposed recently in the constraint programming community. They can be used in conjunction with variable symmetry breaking ...
Jean-François Puget