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Step * of Lemma seq-len-truncate

∀[T:Type]. ∀[s:sequence(T)]. ∀[n:Top].  (||seq-truncate(s;n)|| ~ n)
BY
{ (Intros THEN UseWitness ⌜Ax⌝⋅ THEN D 2 THEN RepUR ``seq-len seq-truncate`` 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[T:Type].  \mforall{}[s:sequence(T)].  \mforall{}[n:Top].    (||seq-truncate(s;n)||  \msim{}  n)


By

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Latex:
(Intros  THEN  UseWitness  \mkleeneopen{}Ax\mkleeneclose{}\mcdot{}  THEN  D  2  THEN  RepUR  ``seq-len  seq-truncate``  0  THEN  Auto)

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