v0.9.21

MathOptInterface v0.9.21

Diff since v0.9.20

Closed issues:

• ScalarFunctionIterator has quadratic complexity (#418)
• Setting names is very slow, does a lot of work, some of it redundant (#452)
• Creating binary variables is slow (#1255)
• Refactor Utilities for style and readability (#586)
• Docs: add minimal examples of a full optimization & CachingOptimizer (#591)
• Document how to not support constraints depending on the actual data (not type) (#608)
• No definition of interface requirements (#662)
• Base.copy sets is not checked for isbits type (#721)
• Add constraint bridge for SOS1 and SOS2 (#845)
• Performance issue with Quadratic objective to SOC constraint (#1137)
• reset_optimizer attempts to pass RawParameters between models (#1220)
• Refactor UniversalFallback and Model with VectorOfConstraints (#1234)
• Clarify error message in quad_to_soc bridge (#1259)
• Protocol Buffer definition (#1262)
• MOI.Utilities violates the MethodError principle (#1277)
• Question about full_bridge_optimizer behavior? (#1291)
• lots of intersect type errors from copy_to (#1294)

Merged pull requests:

• add Hessian-vector product callback for HS071 (#1082) (@frapac)
• [Utilities] Drop MOI.RawParameters when resetting a CachingOptimizer (#1229) (@odow)
• [Utilities] add supports_shift_constant (#1237) (@odow)
• Refactor Model and UniversalFallback (#1245) (@blegat)
• add docstring to function in copy.jl (#1246) (@joaquimg)
• Fix inference issue in MOIU.Model (#1256) (@odow)
• Fix complexity of getindex(::ScalarFunctionIterator, i) (#1257) (@odow)
• Clarify error message in quad_to_soc (#1260) (@odow)
• Cached getindex for scalar iterator (#1263) (@blegat)
• Force Julia to specialize on ::Function arguments. (#1264) (@odow)
• More flexible Model with StructOfConstraints (#1267) (@blegat)
• Add precompile statements (#1268) (@odow)
• Refactor MOI documentation (#1269) (@odow)
• Tidy docs of FileFormats (#1271) (@odow)
• Document MOI.Utilities (#1272) (@odow)
• Document Test submodule (#1273) (@odow)
• Refactor standard form docs (#1274) (@odow)
• Remove union in IndexMap (#1276) (@blegat)
• CompatHelper: bump compat for "BenchmarkTools" to "0.6" (#1279) (@github-actions[bot])
• Document bridges submodule (#1280) (@odow)
• More documentation changes to manual (#1281) (@odow)
• Fix MethodError principle violations (#1284) (@odow)
• Pass copy operation for non-variable constraints (#1286) (@blegat)
• Add JuliaFormatter (#1289) (@odow)
• CompatHelper: bump compat for "BenchmarkTools" to "0.7" (#1292) (@github-actions[bot])
• doc typo (#1298) (@matbesancon)
• Document how to implement a solver interface (#1300) (@odow)
• Prep for 0.9.21 (#1301) (@odow)
• Reminder to exclude tests for unsupported features (#1302) (@rschwarz)

v0.9.20

MathOptInterface v0.9.20

Diff since v0.9.19

Closed issues:

• Docu: SuperBasic status is just for non-linear problems (#440)
• Test getting VariablePrimalStart (#794)
• Add VariablePrimalStart test (#853)
• Adding more formats in FileFormats (#1105)
• modify_coefficient does not merge the coefficients of each variable (#1117)
• compute_conflict! resulting in MethodError (#1203)
• @code_warntype warning: instantiate(OptimizerWithAttributes) (#1206)
• Programmatically defined functions work but the same programmatically defined objective does not (#1214)
• Double deletion of bridged SingleVariable constraint (#1231)
• Add CITATION.bib file (#1240)

Merged pull requests:

• Small simplification for adding SingleVariable constraints (#1096) (@blegat)
• Add support for conflicts in MockOptimizer (#1202) (@dourouc05)
• Use JuliaFormatter to format /src/FileFormats (#1205) (@odow)
• Update TagBot.yml (#1207) (@odow)
• Use JuliaFormatter to format /src/*.jl (#1209) (@odow)
• Use JuliaFormatter to format /src/Benchmarks (#1210) (@odow)
• Use JuliaFormatter to format /src/Utilities (#1211) (@odow)
• Use JuliaFormatter to format /src/Bridges (#1212) (@odow)
• Use JuliaFormatter to format /src/Test (#1213) (@odow)
• [Utilities] Fix modifying an un-set objective sets the objective (#1215) (@odow)
• Fix integration of compute_conflict through layers (#1216) (@odow)
• [Utilities] fix bug in function modification (#1217) (@odow)
• [docs] Clarify BasisStatusCode (#1218) (@odow)
• Enable doctests and correct previously untested errors (#1219) (@odow)
• Fix a typo in the docstring of VectorQuadraticFunction (#1222) (@amontoison)
• change findall into for comprehension (#1224) (@matbesancon)
• Simplify documentation GH action with custom shell (#1227) (@blegat)
• Fix double deletion of nested bridged SingleVariable constraint (#1232) (@blegat)
• Add test with zero in off-diagonal entry (#1235) (@blegat)
• Benchmark last in test (#1239) (@matbesancon)
• Add citation for MathOptInterface (#1241) (@odow)
• Fix formatting of CallbackNodeStatus docstring (#1242) (@odow)
• Skip unit tests when problem not supported (#1244) (@blegat)
• Fill up NEWS for MOI v0.9.20 (#1248) (@blegat)

v0.9.19

MathOptInterface v0.9.19

Diff since v0.9.18

Closed issues:

• Add a unit test for double optimize call (#441)
• Empty problem (#640)
• Add CallbackNodeStatus attribute (#1112)
• What's the current way of running unit tests on all solvers? (#1192)
• Add bridge to that converts upper/lower constraints to interval constraints (#1193)

Merged pull requests:

• issue 441: unit test for double optimize (#1186) (@shadiakiki1986)
• update travis badge urls from travis-ci.org to travis-ci.com (#1188) (@shadiakiki1986)
• Add a new docs page about testing in the package (#1189) (@shadiakiki1986)
• Add comprehensive tests for Farkas certificates (#1190) (@odow)
• Switch CI to Github actions (#1194) (@odow)
• issue 1193: Add bridge to that converts upper/lower constraints to interval constraints (#1195) (@shadiakiki1986)
• Bump documenter version (#1196) (@odow)
• fix Grisu usage on upcoming 1.6 and fix a few printing tests (#1197) (@KristofferC)
• Update README badge to Github Action (#1198) (@blegat)
• Add CallbackNodeStatus attribute (#1199) (@odow)
• Begin re-organization of MOI docs (#1200) (@odow)
• NEWS for v0.9.19 (#1204) (@blegat)

v0.9.18

MathOptInterface v0.9.18

Diff since v0.9.17

Closed issues:

• Document that nothing can be a value provided to set! (#649)
• Doctests fail on julia 1.3 (#990)
• Invalid key, its hash must be > 0 (#1165)
• Shall we move part of Ipopt's MOI wrapper to a new MOI Utilities? (#1169)

Merged pull requests:

• Fixing set_start_value only accept numbers (#2237) (#1136) (@henriquebecker91)
• Add support for Symbol's in map_indices (#1170) (@blegat)
• Add flags for certificate check (#1171) (@joaquimg)
• Tweak wording of LazyConstraintCallback docs (#1172) (@odow)
• Use a Card struct when writing MPS files (#1173) (@odow)
• Implement mutable_operate with add_mul and SingleVariable (#1174) (@blegat)
• fix some real types in contlinear tests (#1175) (@chriscoey)
• fix real types in TestConfig (#1176) (@chriscoey)
• Support for complex operations: real, imag and conj (#1177) (@blegat)
• add geomean duals tests and geomean to entropy bridge (#1178) (@chriscoey)
• Fix wrong coefficient type with bridges (#1179) (@blegat)
• Add conversions in variable substitution (#1181) (@blegat)
• Implement conversion between ScalarAffineFunction of different coeffi… (#1182) (@blegat)
• Doctests work on both julia 1.5.2 and 1.0.5 (#1184) (@shadiakiki1986)

v0.9.17

MathOptInterface v0.9.17

Diff since v0.9.16

Merged pull requests:

• Implement supports_add_constrained_variable for MockOptimizer (#1164) (@blegat)
• Remove error of CleverDict for negative indices (#1167) (@blegat)
• Fix CleverDict with negative indices (#1168) (@blegat)

v0.9.16

MathOptInterface v0.9.16

Diff since v0.9.15

Closed issues:

• incorrect number of variables in constraint after bridging (#1150)
• Cannot Iterate on CleverDicts with Abstract Types (#1157)
• Tests fail on 32-bit with MOI 0.9.15 (#1159)

Merged pull requests:

• Remove invalid type assertion in CleverDicts (#1158) (@odow)
• Fix support for 32-bit (#1160) (@odow)
• v0.9.16 (#1161) (@odow)
• Fix dual check for norminf3 test (#1162) (@blegat)
• Use tolerance for objective bound tests (#1163) (@blegat)

v0.9.15

MathOptInterface v0.9.15

Diff since v0.9.14

Closed issues:

• ZeroOneBridge (#704)
• Add support to query the reduced cost of a variable (#776)
• [RFC] supports_constrained_variable (#987)
• Add function to retrieve the current processed node in the branch-and-bound tree (#1067)
• Uniform docs for norms (#1098)
• MPS code is not deterministic (#1106)
• How to add cuts/constraints to Conic Benchmark Library (CBLIB) Instances? (#1107)
• :ExpPrimal, :ExpDual, :SDP cones not supported in import of CBF models? (#1108)
• Error in set_start_value (#1115)
• Model Writing Error Messages (#1116)
• Cannot use custom attribute type (#1127)
• Issue in convex_approx (#1138)

Merged pull requests:

• Add (R)SOCtoNonConvexQuad Bridge (#1046) (@joaquimg)
• Updating docs for MOI.Test.unittest (#1050) (@Yashcodes)
• Add ZeroOneBridge (#1099) (@rtwalker)
• Supports add constrained variable (#1101) (@ilancoulon)
• Update for move to jump-dev org (#1103) (@mlubin)
• Fix constrained variables for caching optimizer (#1104) (@blegat)
• Various improvements to the FileFormats.MPS subpackage (#1109) (@odow)
• Implement length for lazy iterators (#1110) (@blegat)
• Various improvements to the FilesFormats.MOF subpackage. (#1111) (@odow)
• Faster LazyMap (#1113) (@blegat)
• Fix order ListOfConstraintIndices with constraint bridges on variable function (#1114) (@blegat)
• Add CanonicalConstraintFunction attribute (#1118) (@blegat)
• Improve triangle_dot with MA (#1119) (@blegat)
• Remove useless {T} (#1120) (@blegat)
• Shortcut when no attribute should be copied (#1121) (@blegat)
• Use DenseDict for copy_to (#1122) (@blegat)
• Modify .travis.yml to reduce CI load (#1123) (@odow)
• Fixed unsupported objectives in FileFormats (#1124) (@egbuck)
• Implementing bridge cost (#1125) (@blegat)
• Implement DoubleDicts (#1126) (@joaquimg)
• Add missing parenthese in docstring (#1128) (@blegat)
• Improve indexing performance (#1129) (@joaquimg)
• Tidy Constraint.Vectorize bridge (#1130) (@odow)
• Improve performance of LazyBridgeOptimizer (#1131) (@odow)
• uniform norms in docs (#1132) (@Aks1996)
• Add name option for basic_constraint_test (#1133) (@blegat)
• Remove useless assignment in allocate-load (#1134) (@blegat)
• When copying a model, propose to only keep conflict constraints. (#1135) (@dourouc05)
• Double dict reversion (#1139) (@joaquimg)
• Merge Clever and Dense dicts (#1142) (@joaquimg)
• Add wikipedia reference for triangular formula (#1143) (@blegat)
• Update URLs to jump-dev (#1145) (@mtanneau)
• Update to MathOptFormat v0.5 (#1146) (@odow)
• Typo fix (#1147) (@mlubin)
• \Integer -> \mathbb{Z} (#1148) (@blegat)
• Delete REQUIRE (#1149) (@dourouc05)
• Refactor Bridges debug (#1151) (@blegat)
• Fix convert_approx with multiple nonzero terms (#1152) (@blegat)
• Implement get for CleverDict (#1153) (@blegat)
• Implement get for DoubleDict (#1154) (@blegat)
• Fill news for v0.9.15 (#1155) (@odow)

v0.9.14

MathOptInterface v0.9.14

Diff since v0.9.13

Closed issues:

• Rename MultirowChange to MultirowLinearChange (#410)
• More ObjectiveBound tests (#442)
• Decision: Interval sets with lower > upper (#532)
• VectorOfVariables should allow the same variable twice? (#611)
• Test NLP tests (#625)
• Semicontinuous and Semiinteger -> binary variable + Interval variable (#897)
• A problem how to query solver state (#1040)
• MOI.Bridges.debug giving StakeOverFlow error when calling through sprint or with IOBuffer() (#1062)
• Incorrect SDPA file output (#1071)
• SDPA fails to ignore comments on first two lines (#1073)
• Integer variable section for SDPA Format (#1074)
• is_canonical is broken for quadratic functions (#1080)
• add_constrained_variable(s) can break for CachingOptimizer if an optimizer has been attached (#1083)
• Feature request: Support custom objective functions in UniversalFallback (#1085)

Merged pull requests:

• add L1/Linf cone tests and fix bridge when VAF has nonzero constants (#1045) (@chriscoey)
• Adding missing term in docs (#1054) (@Yashcodes)
• Interface from IIS. (#1056) (@dourouc05)
• Add semi integer/continuous bridges (#1059) (@joaquimg)
• Fix typo (#1060) (@metab0t)
• Delete wrong subscript (#1061) (@metab0t)
• [Bridges] Fix StackOverflow in debug (#1063) (@blegat)
• IndicatorSet documentation (#1064) (@Wikunia)
• Adding get function for MOI.ConstraintSet for NonposToNonnegBridge (#1066) (@Yashcodes)
• Update apimanual.md (#1069) (@mforets)
• Typo in doc. (#1070) (@dourouc05)
• [SDPA] Add missing negation of constant (#1075) (@blegat)
• [SDPA] No scaling of off-diagonal coefficient (#1076) (@blegat)
• [SDPA] Ignore comments aftere m and nblocks and detect dat-s extension (#1077) (@blegat)
• Feature to read/write integer constraints (#1079) (@kibaekkim)
• Fix is_canonical for SQF, VQF (#1081) (@mewilhel)
• Fix add_constrained_variable(s) for a CachingOptimizer with an attached optimizer (#1084) (@martinbiel)
• Add support for custom objective functions in UniversalFallback. (#1086) (@martinbiel)
• Remove recommendation to call package MathOptInterfaceXXX (#1087) (@blegat)
• deterministic ordering of constraints -> variable indices (#1088) (@Wikunia)
• Add tests for is_canonical on quadratic functions (#1089) (@blegat)
• Bump JSONSchema dependency (#1090) (@odow)
• Bugfix for set ConstraintFunction in ScalarizeBridge. (#1093) (@martinbiel)
• Fill news for v0.9.14 (#1094) (@blegat)

v0.9.13

MathOptInterface v0.9.13

Diff since v0.9.12

Closed issues:

• Update solvers to MOI v0.9 (#736)
• different typeof coefficients and constant should be allowed (#1047)
• Error while importing MathOptInface while have using Dualization.jl in package (#1048)
• Error while importing MathOptInterface while using Dualization.jl in it (#1049)
• How to construct a nonlinear model and call solver? (#1053)

Merged pull requests:

• Add tests for semi continuous and semi integer variables (#1033) (@rafabench)
• Add tests for using ExprGraphs from NLP evaluators (#1043) (@joehuchette)
• Fixes typos in docs (#1044) (@joaquimg)
• CompatHelper: bump compat for "CodecZlib" to "0.7" (#1051) (@github-actions[bot])
• CompatHelper: bump compat for "CodecBzip2" to "0.7" (#1052) (@github-actions[bot])

v0.9.12

MathOptInterface v0.9.12

Diff since v0.9.11

Closed issues:

• Add option to make MOIU.@model and AbstractOptimizer (#1030)
• Multiple Results with MockOptimizer (#1036)
• VariablePrimal(N) maybe should be result_index instead of N (#1038)

Merged pull requests:

• Update test template with instantiate (#1032) (@blegat)
• Bump BenchmarkTools version (#1034) (@ericphanson)
• Add CompatHelper (#1035) (@ericphanson)
• [MOF] fix writing NLPBlock (#1037) (@odow)
• Fix MockOptimizer for nonone result index (#1039) (@blegat)