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Commit 2022-04-05 03:53 41cd2f82

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chore(data/fin/tuple/basic): lemmas about cons (#13027)

Estimated changes

Modified src/data/fin/tuple/basic.lean

added theorem fin.cons_eq_cons

added def fin.cons_induction

added theorem fin.cons_induction_cons

added theorem fin.cons_injective2

added theorem fin.cons_left_injective

added theorem fin.cons_right_injective