Step
*
of Lemma
stream-decomp
∀[s:stream(Top)]. (s ~ s-hd(s).s-tl(s))
BY
{ ((Auto THEN GenConcl⌜s = ss ∈ (Top × stream(Top))⌝⋅)
THEN Auto
THEN Try ((D -2 THEN RepUR ``s-hd s-tl s-cons`` 0 THEN Auto))) }
1
.....wf.....
1. s : stream(Top)
⊢ s ∈ Top × stream(Top)
Latex:
Latex:
\mforall{}[s:stream(Top)]. (s \msim{} s-hd(s).s-tl(s))
By
Latex:
((Auto THEN GenConcl\mkleeneopen{}s = ss\mkleeneclose{}\mcdot{})
THEN Auto
THEN Try ((D -2 THEN RepUR ``s-hd s-tl s-cons`` 0 THEN Auto)))
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