---

Step * of Lemma coW-dom_wf

∀[A:𝕌']. ∀[B:A ⟶ Type]. ∀[w:coW(A;a.B[a])].  (coW-dom(a.B[a];w) ∈ Type)
BY
{ (ProveWfLemma THEN coWD 3 THEN D 3 THEN Auto) }

---

Latex:

---

Latex:
\mforall{}[A:\mBbbU{}'].  \mforall{}[B:A  {}\mrightarrow{}  Type].  \mforall{}[w:coW(A;a.B[a])].    (coW-dom(a.B[a];w)  \mmember{}  Type)


By

---

Latex:
(ProveWfLemma  THEN  coWD  3  THEN  D  3  THEN  Auto)

---

Home Index