Enhancements #3205

Activity

1. jajhall

   self-assigned this

   on Aug 6, 2026
2. jajhall

   added

   EnhancementNew feature or requestNew feature or request

   on Aug 6, 2026
3. jajhall

   marked Solution polishing #3199 as a duplicate of this issue on Aug 6, 2026
4. jajhall

   marked Carry a basis through presolve #3138 as a duplicate of this issue on Aug 6, 2026
5. jajhall

   marked Column stuffing notes and questions #3086 as a duplicate of this issue on Aug 6, 2026
6. jajhall

   marked Possibly use complete enumeration to solve MIPs with very few binary variables #3011 as a duplicate of this issue on Aug 6, 2026
7. jajhall

   marked Make bail-out from dependent equations rule deterministic #2949 as a duplicate of this issue on Aug 6, 2026
8. jajhall

   marked Incorporate indicator constraints #2882 as a duplicate of this issue on Aug 6, 2026
9. jajhall

   marked Possibly permute the variables and constraints of the model randomly #2845 as a duplicate of this issue on Aug 6, 2026
10. jajhall

    marked Possibly ensure that matrix and Hessian indices are increasing #2844 as a duplicate of this issue on Aug 6, 2026
11. jajhall

    marked Consider using a larger value for ipm_optimality_tolerance when solving the analytic centre LP #2797 as a duplicate of this issue on Aug 6, 2026
12. jajhall

    marked Allow HiGHS to use the heap sort in HEkkDualRow::chooseFinal() #2710 as a duplicate of this issue on Aug 6, 2026
13. jajhall

    marked Use at most the default dual feasibility tolerance in primal simplex phase 1 #2693 as a duplicate of this issue on Aug 6, 2026
14. jajhall

    marked Consider "light" use of sparse user-supplied MIP solution #2610 as a duplicate of this issue on Aug 6, 2026
15. jajhall

    marked Change default simplex scaling to kSimplexScaleStrategyMaxValue #2609 as a duplicate of this issue on Aug 6, 2026
16. jajhall

    marked Rationalise versions of get(LP)KktFailures #2305 as a duplicate of this issue on Aug 6, 2026
17. jajhall

    marked Improve warm starting after model changes #2230 as a duplicate of this issue on Aug 6, 2026
18. jajhall

    marked Add HighsLpRelaxation::Status::kTimeLimit #2214 as a duplicate of this issue on Aug 6, 2026
19. jajhall

    marked Retain the last n warning/error messages and introduce methods to extract them #2182 as a duplicate of this issue on Aug 6, 2026
20. jajhall

    marked Provide basis and dual values for the primal solution obtained by calling Highs::feasibilityRelaxation #2081 as a duplicate of this issue on Aug 6, 2026
21. jajhall

    marked Add "Fixed model" code following solution of a MIP #1871 as a duplicate of this issue on Aug 6, 2026