Initializing help system before first use

PREPROBING

Description
Presolve: Amount of probing to perform on binary variables during presolve. This is done by fixing a binary to each of its values in turn and analyzing the implications.
Type
Integer
Values
-1 
Let the optimizer decide on the amount of probing.
0 
Disabled.
+1 
Light probing — only few implications will be examined.
+2 
Full probing — all implications for all binaries will be examined.
+3 
Full probing and repeat as long as the problem is significantly reduced.
Default value
-1
Affects routines
XPRSmipoptimize ( MIPOPTIMIZE).
See also
PRESOLVE.

Parent Topic Control Parameters

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