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Add fixed-variables presolve - #2159

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yuwenchen95 wants to merge 5 commits into

NVIDIA:mainfrom

yuwenchen95:barrier-presolve-remove-fixed-variables

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Add fixed-variables presolve#2159
yuwenchen95 wants to merge 5 commits into
NVIDIA:mainfrom
yuwenchen95:barrier-presolve-remove-fixed-variables

Commits on Oct 14, 2026
- Add fixed-variables presolve
  yuwenchen95
  committed
  2ec4a22
Commits on Oct 21, 2026
- Regularize the ADAT factorization for QPs
  yuwenchen95
  committed
  2cba682
- BARRIER_PRESOLVE_LOG prints detailed presolve info
  yuwenchen95
  committed
  7b08288
- Turn singleton rows into bounds or fixed values in barrier presolve
  yuwenchen95
  committed
  74b48c4
Commits on Oct 22, 2026
- fix the uncrush bug: uncrush in reverse order
  yuwenchen95
  committed
  f7cb448