At: maction lemma 1 2 2 1 1 2
1. Alph: Type
2. S: ActionSet(Alph)
3. s: S.car
4. L1: Alph*
5. L2: Alph*
6. L: Alph*
7. (S:L1
s) = (S:L2
s)
8. u: Alph
9. v: Alph*
10. (S:v @ L1
s) = (S:v @ L2
s)
11.
((u.v) @ L1) = nil
12.
u.(v @ L2) = nil
S.act(u,(S:v @ L2
s)) = S.act(hd((u.(v @ L2))),(S:tl((u.(v @ L2)))
s))
By: AbReduce 0
Generated subgoals:None
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