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Commit 2021-12-03 08:57 d62b5178

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feat(category_theory/limits): Walking parallel pair equiv to its op. (#10516)

Estimated changes

Modified src/category_theory/limits/shapes/equalizers.lean

added def category_theory.limits.walking_parallel_pair_op

added def category_theory.limits.walking_parallel_pair_op_equiv

added theorem category_theory.limits.walking_parallel_pair_op_equiv_counit_iso_one

added theorem category_theory.limits.walking_parallel_pair_op_equiv_counit_iso_zero

added theorem category_theory.limits.walking_parallel_pair_op_equiv_unit_iso_one

added theorem category_theory.limits.walking_parallel_pair_op_equiv_unit_iso_zero

added theorem category_theory.limits.walking_parallel_pair_op_left

added theorem category_theory.limits.walking_parallel_pair_op_one

added theorem category_theory.limits.walking_parallel_pair_op_right

added theorem category_theory.limits.walking_parallel_pair_op_zero