---

Step * of Lemma seq-tl-len

∀[T:Type]. ∀[s:sequence(T)].  ||seq-tl(s)|| ~ ||s|| - 1 supposing 0 < ||s||
BY
{ (Auto THEN D -2 THEN (RepUR ``seq-tl seq-len`` 0 THEN RepUR ``seq-len`` -1) THEN Auto) }

---

Latex:

---

Latex:
\mforall{}[T:Type].  \mforall{}[s:sequence(T)].    ||seq-tl(s)||  \msim{}  ||s||  -  1  supposing  0  <  ||s||


By

---

Latex:
(Auto  THEN  D  -2  THEN  (RepUR  ``seq-tl  seq-len``  0  THEN  RepUR  ``seq-len``  -1)  THEN  Auto)

---

Home Index