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Commit 2022-03-09 00:50 2a3ecad0

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feat(data/equiv/basic): lemmas about composition with equivalences (#10693)

Estimated changes

Modified src/data/equiv/basic.lean

added theorem equiv.comp_symm_eq

added theorem equiv.eq_comp_symm

added theorem equiv.eq_symm_comp

added theorem equiv.symm_comp_eq

Modified src/data/equiv/module.lean

added theorem linear_equiv.comp_symm_eq

added theorem linear_equiv.comp_to_linear_map_symm_eq

added theorem linear_equiv.eq_comp_symm

added theorem linear_equiv.eq_comp_to_linear_map_symm

added theorem linear_equiv.eq_symm_comp

added theorem linear_equiv.eq_to_linear_map_symm_comp

added theorem linear_equiv.symm_comp_eq

added theorem linear_equiv.to_linear_map_symm_comp_eq

Modified src/data/equiv/mul_add.lean

added theorem mul_equiv.comp_symm_eq

added theorem mul_equiv.eq_comp_symm

added theorem mul_equiv.eq_symm_comp

added theorem mul_equiv.symm_comp_eq