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Questions tagged [z3]

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4 votes
3 answers
344 views

How does Z3 "exhaustively search" real numbers?

I was looking at this tutorial: https://colab.research.google.com/github/philzook58/z3_tutorial/blob/master/Z3%20Tutorial.ipynb#scrollTo=4yuA2Fry68Y6&line=4&uniqifier=1 . It says "Proof = ...
llllvvuu's user avatar
  • 143
0 votes
1 answer
59 views

Why doesn't the `div` predicate work here?

(declare-fun pdiv (Int Int Int) Bool) (assert (forall ((x Int) (y Int) (z Int)) (=> (= z (div x y)) (pdiv z x y)))) When I check sat, I've got unknown by Z3
Andrew 's user avatar