GDPopt
Main driver module for GDPopt solver.
22.5.13 changes:
- rewrite of all algorithms
- deprecate ‘strategy’ in favor of ‘algorithm’
- deprecate ‘init_strategy’ in favor of ‘init_algorithm’
20.2.28 changes:
- bugfixes on tests
20.1.22 changes:
- improved subsolver time limit support for GAMS interface
- add maxTimeLimit exit condition for GDPopt-LBB
- add token Big M for reactivated constraints in GDPopt-LBB
- activate fbbt for branch-and-bound nodes
20.1.15 changes:
- internal cleanup of codebase
- merge GDPbb capabilities (logic-based branch and bound)
- refactoring of GDPbb code
- update logging information to include subsolver options
- improve SuppressInfeasibleWarning
- simplify mip preprocessing
- remove not-fully-implemented ‘backtracking’ from LOA
19.10.11 changes:
- bugfix on SolverStatus error message
19.5.13 changes:
- add handling to integer cuts for disjunct pruning during FBBT
19.4.23 changes:
- add support for linear subproblems
- use automatic differentiation for large constraints
- bugfixes on time limit support
- treat fixed variables as constants in GLOA cut generation
19.3.25 changes:
- add rudimentary time limit support
- start keeping basic changelog
Classes
GDPoptSolver()
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Decomposition solver for Generalized Disjunctive Programming (GDP) problems. |