Mathlib Changelog
v4
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2023-08-14 12:56
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feat(LinearAlgebra/BilinearForm): a tensor product of symmetric bilinear forms is symmetric (
#6466
)
Estimated changes
Modified
Mathlib/LinearAlgebra/BilinearForm.lean
deleted
theorem
BilinForm.isSymm_iff_flip'
added
theorem
BilinForm.isSymm_iff_flip
Modified
Mathlib/LinearAlgebra/BilinearForm/TensorProduct.lean
added
theorem
BilinForm.IsSymm.tmul