CROSSOVEROPS

Bit

Meaning

0 

Returned solution when the crossover terminates prematurely:
0: Return the last basis from the crossover;
1: Return the barrier solution.

1 

Select the crossover stages to be performed:
0: Perform both crossover stages;
1: Skip second crossover stage.

2 

Set crossover behaviour:
0: Force to perform all pivots;
1: Skip pivots that are numerically less reliable.

3 

Set crossover behaviour:
0: Perform standard crossover;
1: Perform a slower, but numerically more careful crossover.