Step
*
1
of Lemma
adjacent-to-same
.....antecedent.....
1. T : Type
2. L : T List
3. a : T
4. b : T
5. c : T
6. no_repeats(T;L)
7. adjacent(T;L;a;b)
8. adjacent(T;L;a;c)
⊢ a before c ∈ L
BY
{ (FLemma `adjacent-before` [-1] THEN Auto)⋅ }
Latex:
Latex:
.....antecedent.....
1. T : Type
2. L : T List
3. a : T
4. b : T
5. c : T
6. no\_repeats(T;L)
7. adjacent(T;L;a;b)
8. adjacent(T;L;a;c)
\mvdash{} a before c \mmember{} L
By
Latex:
(FLemma `adjacent-before` [-1] THEN Auto)\mcdot{}
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