At: member col subst2 2 2 2
1. c: Label
Collection(Term)
2. r: rel()
3. r': rel()
4. as: (Label
Term) List
5. 1of(unzip(as)) = rel_primed_vars(r)
6. 
i:
. i < ||as|| 
2of(as[i]) 
c(1of(as[i]))
7. r' = rel_subst2(as;r)
8. i:
9. i < ||2of(unzip(as))||
i < ||rel_primed_vars(r)||
By: SubstFor rel_primed_vars(r) 0
Generated subgoal:| 1 | i < ||1of(unzip(as))|| |
About:
