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Feat/add piecewise variants #22

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5b01def
feat: add piecewise linear constraint API
FBumann Jan 25, 2026
ad61632
Fix lambda coords
FBumann Jan 25, 2026
c561760
rename to add_piecewise_constraints
FBumann Jan 25, 2026
4472548
rename to add_piecewise_constraints
FBumann Jan 25, 2026
32b10b0
fix types (mypy)
FBumann Jan 25, 2026
302d92b
linopy/constants.py — Added PWL_DELTA_SUFFIX = "_delta" and PWL_FIL…
FBumann Jan 30, 2026
6e76739
1. Step sizes: replaced manual loop + xr.concat with breakpoints.di…
FBumann Jan 30, 2026
36112e2
rewrite filling order constraint
FBumann Jan 30, 2026
ec4538b
Fix monotonicity check
FBumann Jan 30, 2026
59f92ae
Fix multiplication of constant-only LinearExpression (#568)
FabianHofmann Feb 6, 2026
36b15c5
perf: speed up LP file writing (2.5-3.9x on large models, no regressi…
FBumann Feb 6, 2026
9ce2005
Add auto_mask parameter to Model class (#555)
FBumann Feb 6, 2026
c9f83bb
update release notes
FabianHofmann Feb 9, 2026
e365258
Summary
FBumann Feb 9, 2026
5598e89
docs: add piecewise linear constraints documentation
FBumann Feb 9, 2026
0b41d3a
test: improve disjunctive piecewise linear test coverage
FBumann Feb 9, 2026
e4f4ee6
docs: Add notebook to showcase piecewise linear constraint
FBumann Feb 9, 2026
96eef89
Add cross reference to notebook
FBumann Feb 9, 2026
19651ed
Bugfix/fix readthedocs (#574)
RobbieKiwi Feb 9, 2026
7c539e7
Improve notebook
FBumann Feb 9, 2026
3f0fbaa
docs: add release notes and cross-reference for PWL constraints
FBumann Feb 9, 2026
fe72e1a
Merge remote-tracking branch 'origin/master' into feat/add-piecewise-…
FBumann Feb 9, 2026
a5a5a54
fix mypy issue in test
FBumann Feb 9, 2026
97ed0c0
fix polars dep lb (#578)
FBumann Feb 10, 2026
606a714
fix: revert np.where to xarray.where when adding vars/ constraints (#…
lkstrp Feb 10, 2026
ec6262b
test and future warning for #575 (#579)
lkstrp Feb 10, 2026
d7f5fe8
Improve docs about incremental
FBumann Feb 10, 2026
75c442c
Reinsert broadcasted mask (#580)
FabianHofmann Feb 10, 2026
45285ee
fix: add coords and dims to as_dataarray (#582)
FabianHofmann Feb 11, 2026
16d6f32
update release notes
FabianHofmann Feb 11, 2026
6655b54
fix: update HiGHS URLs and naming (#585)
FabianHofmann Feb 16, 2026
d5136e7
Add Knitro solver support (#532)
FabianHofmann Feb 18, 2026
1b08d2b
update release notes
FabianHofmann Feb 18, 2026
4c7a957
Merge branch 'master' into feat/add-piecewise-variants
FabianHofmann Feb 19, 2026
8b9d55d
refactor and add tests
FabianHofmann Feb 20, 2026
cbc2b88
fix: reject non-trailing NaN in incremental piecewise formulation
FabianHofmann Feb 20, 2026
841dcab
further refactor
FabianHofmann Feb 20, 2026
103cf69
extract piecewise linear logic into linopy/piecewise.py
FabianHofmann Feb 20, 2026
b7aba5f
feat: add sos reformulations into linopy to simplify adoption of new …
FBumann Feb 20, 2026
f629c2d
Merge branch 'master' into feat/add-piecewise-variants
FabianHofmann Feb 20, 2026
25eaefb
feat: allow broadcasted mask
FabianHofmann Feb 20, 2026
c201a6a
fix merge conflict in release notes
FabianHofmann Feb 20, 2026
c4f831c
refactor: remove link_dim from piecewise constraint API
FabianHofmann Feb 23, 2026
d403071
refactor: use LinExprLike type alias and consolidate piecewise valida…
FabianHofmann Feb 23, 2026
8b4b937
fix: resolve mypy errors in piecewise module
FabianHofmann Feb 23, 2026
2465f53
update release notes [skip ci]
FabianHofmann Feb 23, 2026
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3 changes: 2 additions & 1 deletion README.md
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Expand Up @@ -143,13 +143,14 @@ Fri 0 4

* [Cbc](https://projects.coin-or.org/Cbc)
* [GLPK](https://www.gnu.org/software/glpk/)
* [HiGHS](https://www.maths.ed.ac.uk/hall/HiGHS/)
* [HiGHS](https://highs.dev/)
* [Gurobi](https://www.gurobi.com/)
* [Xpress](https://www.fico.com/en/products/fico-xpress-solver)
* [Cplex](https://www.ibm.com/de-de/analytics/cplex-optimizer)
* [MOSEK](https://www.mosek.com/)
* [COPT](https://www.shanshu.ai/copt)
* [cuPDLPx](https://github.com/MIT-Lu-Lab/cuPDLPx)
* [Knitro](https://www.artelys.com/solvers/knitro/)

Note that these do have to be installed by the user separately.

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