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At: formula not sat lemma 1 1 1 1 1 1

1. F: Formula
2. a: Assignment
3. n:
4. (F under a) = n
5. n = 3

n = 3

By: ThreeInd -3

Generated subgoals:

13. (F under a) = 3
4. 3 = 3
3 = 3
23. (F under a) = 3
4. 3 = 3
3 = 3


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