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Correct the definition of the Laplacian matrix and adjust matrix calculations for entailment and contradiction.
smirnovlad
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Apr 9, 2026
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smirnovlad
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LGTM. The symmetrization and neutral matrix changes are coupled and consistent — removing /2 from A + A.T requires adjusting neutral to 2 * ones - entail - contra. Also fixes the Laplacian formula in the docstring (D - W, not W - D).
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Updated from #441