Step
*
of Lemma
one-one_wf
∀[A,B:Type]. ∀[R:A ⟶ B ⟶ ℙ].  (one-one(A;B;R) ∈ ℙ)
BY
{ ProveWfLemma }
Latex:
Latex:
\mforall{}[A,B:Type].  \mforall{}[R:A  {}\mrightarrow{}  B  {}\mrightarrow{}  \mBbbP{}].    (one-one(A;B;R)  \mmember{}  \mBbbP{})
By
Latex:
ProveWfLemma
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