[PPL-devel] ppl/src LP_Problem.cc LP_Problem.defs.hh
Andrea Cimino
cimino at cs.unipr.it
Wed Mar 8 21:43:17 CET 2006
CVSROOT: /cvs/ppl
Module name: ppl
Branch: simplex
Changes by: cimino at cs.unipr.it 2006-03-08 21:43:17
Modified files:
src : LP_Problem.cc LP_Problem.defs.hh
Log message:
Major improvement: check if a slack variable can avoid
to insert an (useless) artificial variable.
Now (in the standard way, not incremental) the simplex solves
`boeing1.mps --max' in half the time than before!
Patches:
http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/ppl/src/LP_Problem.cc.diff?cvsroot=ppl&only_with_tag=simplex&r1=1.1.2.33&r2=1.1.2.34
http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/ppl/src/LP_Problem.defs.hh.diff?cvsroot=ppl&only_with_tag=simplex&r1=1.1.2.24&r2=1.1.2.25
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