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v3
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Theorem
alg_equiv.symm_symm
Modification history
2022-12-09 09:32
src/algebra/algebra/basic.lean
refactor(algebra/algebra): split alg_hom and alg_equiv to separate files (#17868) …
Modified
alg_equiv.symm_symm
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2021-03-03 07:35
src/algebra/algebra/basic.lean
chore(data/equiv): add missing simp lemmas about mk (#6505) …
Modified
alg_equiv.symm_symm
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2020-06-26 09:59
src/ring_theory/algebra.lean
feat(ring_theory/matrix_equiv_tensor): matrix n n A ≃ₐ[R] (A ⊗[R] matrix n n R) (#3177) …
Added
alg_equiv.symm_symm
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