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ERGO-Code
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HiGHS
Linear optimization software
MIT License
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Construct standard form LP
#2004
jajhall
closed
1 month ago
0
Old code now throwing up build error, and more clang format frigging
#2003
jajhall
closed
1 month ago
0
CI failures in old code
#2002
jajhall
closed
4 weeks ago
2
Presolve doesn't remove explicit slacks
#2001
jajhall
closed
2 weeks ago
2
Possibly test HiGHS on RISC-V hardware
#2000
orlitzky
opened
1 month ago
15
Transform incumbent LP to standard form
#1999
jajhall
closed
1 month ago
1
Prevent reporting negative running times (-1)
#1998
fwesselm
closed
1 month ago
0
fix 2 compiler warnings from 1.8.0
#1997
svigerske
closed
1 month ago
6
Fix 1990
#1995
jajhall
closed
1 month ago
1
Update cxxopts
#1994
galabovaa
closed
1 month ago
0
QP solver formatting
#1993
galabovaa
closed
1 month ago
1
Improve performance and numerics when repairing infeasibilities in transformed integer solution
#1992
jajhall
closed
3 weeks ago
0
Highs tmpSolver doesn't scale or set time limit
#1991
jajhall
closed
3 weeks ago
2
Segfault with small time limit
#1990
odow
closed
1 month ago
7
Phase 2 primal simplex being forced inadvisedly
#1989
jajhall
closed
4 weeks ago
1
Update artifacts action for uploading highspy
#1988
galabovaa
closed
1 month ago
0
ENH: SciPy integration fixes
#1987
HaoZeke
closed
4 weeks ago
13
Ready for release
#1986
galabovaa
closed
1 month ago
0
version bump
#1985
galabovaa
closed
1 month ago
0
Forces calculation of primal/dual ray and computed dual objective
#1984
jajhall
closed
1 month ago
0
Correct residuals
#1982
galabovaa
closed
1 month ago
0
Compute dual objective value
#1981
jajhall
closed
4 weeks ago
2
Fix 1962
#1980
jajhall
closed
1 month ago
1
Improve log to encourage user to check infeasibilities and/or clear and resolve in particular cases
#1979
joaquimg
opened
1 month ago
0
Fix 1966a
#1978
jajhall
closed
1 month ago
2
Add methods to compute primal/dual directions of unboundedness
#1977
jajhall
closed
4 weeks ago
3
Add functionality to serialize (memory dump) the solver data
#1976
joaquimg
opened
1 month ago
0
Another minor change to row presolve
#1974
fwesselm
closed
1 month ago
0
incompatibility with python pyomo on quadratic objective function
#1973
mhechthz
closed
1 month ago
1
Enhance check solution
#1972
jajhall
closed
1 month ago
0
Introduce (partial) user solution file
#1971
jajhall
opened
1 month ago
0
windows binary hangs after solution
#1970
mhechthz
closed
1 month ago
1
Bound/RHS value warning anomalies
#1969
jajhall
closed
1 month ago
2
Row presolve: Add lambda to check forcing rows
#1968
fwesselm
closed
1 month ago
0
Option "qp_iteration_limit" is unknown
#1967
odow
closed
1 month ago
4
No infeasibilities for infeasible LP
#1966
jajhall
closed
1 month ago
1
Dual simplex fails at the first iteration on this LP with small coefficients
#1965
deryaozyurt
closed
1 month ago
2
[MSVC] Compile error in app\cxxopts.hpp with /std:c++20 or later
#1964
NEIL-smtg
closed
3 weeks ago
3
Presolve: Add utility to convert variable into an implied integer
#1963
fwesselm
closed
1 month ago
0
Unbounded problem not correctly identified
#1962
datejada
closed
1 month ago
9
Fix some more compiler warnings
#1961
fwesselm
closed
1 month ago
2
Another bug in MIP presolve
#1960
jajhall
opened
1 month ago
2
Incorrectly detected infeasibility with pre-solve turned off
#1959
apfelix
opened
1 month ago
4
Incorrectly detected infeasibility when using presolve
#1958
apfelix
opened
1 month ago
3
cupdlp memory leaks
#1957
galabovaa
closed
1 month ago
0
Option to force primal/dual ray
#1956
odow
closed
4 weeks ago
6
Add EQ-UB CSR LP/MIP interface
#1955
jajhall
closed
1 month ago
3
Incorrect Improvement in Solution After Adding a Cut in Iterative Process
#1954
sertalpbilal
opened
1 month ago
11
Fix highspy python 3.8 typing compatibility issue
#1953
mathgeekcoder
closed
1 month ago
0
Assert in feasibilityRelaxation
#1952
few
closed
1 month ago
2
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