Enumeration IisStrategy

Combinable IIS strategy bits supported by this vendored HiGHS version.

Enumeration Members

kIisStrategyColPriority: 8

Prioritize columns rather than rows.

kIisStrategyDefault: 0

Alias for the lightweight default strategy.

kIisStrategyFromLp: 2

Try an elastic LP.

kIisStrategyFromRay: 1

Try to derive the conflict from a dual ray.

kIisStrategyIrreducible: 4

Refine the result to a true irreducible subsystem.

kIisStrategyLight: 0

Lightweight default strategy with no optional bits.

kIisStrategyMax: 31

Maximum valid combination of strategy bits.

kIisStrategyMin: 0

Minimum valid strategy value.

kIisStrategyRelaxation: 16

Find a relaxation IIS for a MIP.