Created
February 18, 2018 11:24
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| Require Import Arith List. | |
| Import ListNotations. | |
| Lemma list_Forall_map : forall (A B: Type) (P : B -> Prop) (f: A -> B) xs, | |
| Forall P (map f xs) <-> Forall (fun x => P (f x)) xs. | |
| Proof. | |
| Admitted. |
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