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Pull requests: ERGO-Code/HiGHS

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Pull requests list

Added warning about constant LHS entries in LP file constraints Code-quality LP file reader
#3283 opened Sep 14, 2026 by jajhall Member Loading…
4 of 5 tasks
@jajhall
1
Fix 3221 Parallel
#3281 opened Sep 14, 2026 by filikat Collaborator Loading…
4 of 5 tasks
@filikat
1
Fix 3274 MIP
#3276 opened Sep 14, 2026 by Opt-Mucca Collaborator Loading…
4 of 5 tasks
@Opt-Mucca
4
Fix 3273 MIP
#3275 opened Sep 14, 2026 by Opt-Mucca Collaborator Loading…
4 of 5 tasks
@Opt-Mucca
2
Fix 3271 Code-quality MIP Presolve MIP
#3272 opened Sep 13, 2026 by jajhall Member Loading…
5 tasks done
@jajhall
7
Reset dual-implied bounds when upgrading equalities Bug MIP
#3270 opened Sep 11, 2026 by Opt-Mucca Collaborator Loading…
5 tasks done
@Opt-Mucca
1
Fix lost integrality MIP
#3268 opened Sep 11, 2026 by Opt-Mucca Collaborator Loading…
5 tasks done
@Opt-Mucca
1
Protect large int bounds MIP
#3267 opened Sep 11, 2026 by Opt-Mucca Collaborator Loading…
5 tasks done
@Opt-Mucca
1
Fix highspy test_user_interrupts Bug Python
#3266 opened Sep 11, 2026 by galabovaa Contributor Loading…
5 tasks
@galabovaa
1
Aggregate implications Enhancement New feature or request MIP
#3264 opened Sep 10, 2026 by fwesselm Collaborator Loading…
5 tasks done
@fwesselm
11
Fourier-Motzkin presolve Enhancement New feature or request MIP Presolve MIP
#3255 opened Sep 2, 2026 by fwesselm Collaborator Loading…
5 tasks done
@fwesselm
4
Embedding Dual-Fixing into Probing MIP
#3244 opened Aug 27, 2026 by Opt-Mucca Collaborator Loading…
5 tasks done
@Opt-Mucca
21
Fix traininstance6 bug Bug MIP
#3223 opened Aug 20, 2026 by Opt-Mucca Collaborator Loading…
4 of 5 tasks
@Opt-Mucca
1
Fix #3173: bound the objective perturbation when treating a near-fixed column as fixed
#3174 opened Jul 27, 2026 by EamonHetherton Loading…
@fwesselm
3
Strongcg MIP
#3132 opened Jul 3, 2026 by Opt-Mucca Collaborator Loading…
@Opt-Mucca
1
Misc Code-quality LP Simplex
#3131 opened Jul 3, 2026 by jschueller Contributor Loading…
@jajhall
6
Presolve profile Presolve
#2950 opened Apr 3, 2026 by jajhall Member Loading…
@jajhall
4
Added checks to identify cause of segfault exposed in #2748 Draft PR Presolve
#2750 opened Jan 15, 2026 by jajhall Member • Draft
@jajhall
2
Take into account discreteness for no cost zero variables in bounds section MPS file reader
#2299 opened Apr 20, 2025 by MaximSmolskiy Contributor Loading…
@jajhall
2
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