Add diffengine as DCP canonicalization backend with parameter support#185

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feat/diffengine-dcp-backend

Commits on Mar 27, 2026

Add parameter support to DNLP diff engine

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Remove unused converters and simplify NLP parameter cache

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Simplify parameter plumbing: replace InverseData with param_id_map

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Remove test_nlp_parameters.py for now

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Clean up converters: add ConvertContext, uniform converter signatures

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Keep original (expr, children) converter signatures

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Restore original converter signatures, minimal parameter changes

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Move parameter update into solve_via_data, use _solver_cache['NLP']

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Clean up parameter update: inline into Oracles, add to all NLP solvers

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adds tests for parameters
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Add parameter tests, initial value init, update_params in all solvers

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Always pass param_node to matmul helpers (required by new SparseDiffPy)

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Commits on Mar 29, 2026

Commits on Mar 30, 2026

Commits on Apr 1, 2026

adding test for parametrized least-squares vs. clarabel
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Commits on Apr 6, 2026

Commits on Apr 7, 2026

Merge branch 'master' into feat/diffengine-dcp-backend
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Commits on Apr 8, 2026

Commits on Apr 11, 2026

Commits on Apr 12, 2026

adds div and other atoms to registry
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Commits on Apr 13, 2026

adds converters for new atoms
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Commits on Apr 15, 2026

Commits on Apr 22, 2026

fix diff engine converter bugs: 1D matmul dims, reshape, transpose, q… (#190)

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Commits on Apr 29, 2026