---

Step * of Lemma eclass-compose2_wf

∀[Info,A,B,C:Type]. ∀[f:bag(A) ─→ bag(B) ─→ bag(C)]. ∀[X:EClass(A)]. ∀[Y:EClass(B)].
  (eclass-compose2(f;X;Y) ∈ EClass(C))
BY
{ (Unfold `eclass` 0 THEN ProveWfLemma) }

---

Latex:


\mforall{}[Info,A,B,C:Type].  \mforall{}[f:bag(A)  {}\mrightarrow{}  bag(B)  {}\mrightarrow{}  bag(C)].  \mforall{}[X:EClass(A)].  \mforall{}[Y:EClass(B)].
    (eclass-compose2(f;X;Y)  \mmember{}  EClass(C))


By

(Unfold  `eclass`  0  THEN  ProveWfLemma)

---

Home Index