Mathlib Changelog
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QuadraticForm.Equivalent.symm
Modification history
2024-07-17 09:21
Mathlib/LinearAlgebra/QuadraticForm/IsometryEquiv.lean
feat: Generalize quadratic isometries to quadratic maps (#14719) …
Deleted
QuadraticForm.Equivalent.symm
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2023-06-06 10:51
Mathlib/LinearAlgebra/QuadraticForm/Isometry.lean
feat: port LinearAlgebra.QuadraticForm.Isometry (#4703)
Added
QuadraticForm.Equivalent.symm
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