Changelog for MIP
0.2.0.1 (2026-01-05)
- Add solution files needed for testing as
extra-source-files
- Produce more user-friendly error messages when the CBC solver exited with 0 but the output file was not generated (thanks to @dpvanbalen)
0.2.0.0 (2025-02-03)
Problem type
- Merge
varType and varBounds fields into varDomains field
- Rename
varType into varTypes and deprecate varType
- Represent
Expr c as Seq (Term c) instead of [Term c]
- Change
Var into newtype
- Add
Tol data type and Eval type class
- Add
continuousVariables :: Problem c -> Set Var
- Add
binaryVariables :: Problem c -> Set Var
- File I/O
- Allow CRLF in parsers
- Fix to print the right-hand side of indicators as integers when possible in LP files
- Accept numbers other than 0 or 1 as the right-hand side of indicators in LP files
- Add
optMPSWriteObjSense to FileOptions
- Add
optMPSWriteObjName to FileOptions
- Solver supports
- Add omitted zeroes to solutions (thanks to @dpvanbalen)
- Allow passing arguments solver executables
- Support printemps solver
- Support HiGHS solver
- Add
solveTol field to SolveOptions
- Dependencies
- Require
base >=4.12 (i.e. GHC >=8.6)
- Require
megaparsec >=7
- Support
mtl-2.3
0.1.1.0
- re-export the
Default class from Numeric.Optimization.MIP.
- fix to work with recent versions of CBC
- generalizethe type of
parseLPString and parseMPSString
0.1.0.0