Nuprl - Pf covers_pred_lemma2 1 2 1 1 1 1 1 2 1 2 1 1 2 2 1 1

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At: covers pred lemma2 1 2 1 1 1 1 1 2 1 2 1 1 2 2 1 1

1. r: rel()
2. I: Collection(rel())
3. A: ioa{i:l}()
4. a: Label
5. r I
6. x:Label. (x rel_vars(r)) covers_var(A;x)
7. x: Label
8. (x rel_primed_vars(r))
9. fr: frame()
10. fr A.frame
11. fr.var = x
12. a:Label. (a fr.acts) (ef:eff(). ef A.eff & ef.kind = a & ef.smt.lbl = x)
13. (a fr.acts)

a fr.acts

By: RW assert_pushdownC 0

Generated subgoal:

1 a fr.acts

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(36steps) PrintForm Definitions Lemmas mb automata 3 Sections GenAutomata Doc