Integers.v: add unsigned_inj #289

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jbaum98 wants to merge 1 commit into AbsInt:master from jbaum98:unsigned_inj

jbaum98 commented Apr 22, 2019

I've found useful the property that for integers, unsigned is injective:

Lemma unsigned_inj : forall x y : int,
    unsigned x = unsigned y -> x = y.


          Integers.v: add unsigned_inj

2cb175e

xavierleroy force-pushed the master branch from aa95f89 to 0aeff47 Compare

November 7, 2020 14:24

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