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omega nightmare
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| Require Import Omega Psatz. | |
| Open Scope Z. | |
| Goal forall x y, x * 2 <= y -> 5 - 3 * x <= 4 * y -> 4 * y <= x + 6 -> False. | |
| Proof. | |
| intros x y. | |
| Fail omega. | |
| lia. | |
| Qed. |
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