---

Step * of Lemma funset_wf

∀[A,B:coSet{i:l}].  (A ⟶ B ∈ coSet{i:l})
BY
{ ProveWfLemma }

---

Latex:

---

Latex:
\mforall{}[A,B:coSet\{i:l\}].    (A  {}\mrightarrow{}  B  \mmember{}  coSet\{i:l\})


By

---

Latex:
ProveWfLemma

---

Home Index