SAS/OR 12.3

SAS/OR 12.3 is largely a maintenance release of SAS/OR software that runs on SAS 9.4. The most significant addition is PROC OPTLSO for parallel hybrid local search optimization. This procedure, formerly named PROC HPLSO, previously was included only in SAS High-Performance Optimization but is now available with SAS/OR for use in single-machine mode.
For more information, see the software product page for SAS/OR.

SAS/OR 13.1

SAS/OR 13.1 is a major release that runs on the first maintenance release of SAS 9.4 and later releases. It includes new features and enhancements to current features in optimization, discrete-event simulation, and constraint programming.
Here are some of the new features and enhancements:

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