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Step * of Lemma fun_thru_1op_wf

∀[A,B:Type]. ∀[opa:A ⟶ A]. ∀[opb:B ⟶ B]. ∀[f:A ⟶ B].  (fun_thru_1op(A;B;opa;opb;f) ∈ ℙ)
BY
{ Unfold `fun_thru_1op` 0 THEN Auto⋅ }

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Latex:

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Latex:
\mforall{}[A,B:Type].  \mforall{}[opa:A  {}\mrightarrow{}  A].  \mforall{}[opb:B  {}\mrightarrow{}  B].  \mforall{}[f:A  {}\mrightarrow{}  B].    (fun\_thru\_1op(A;B;opa;opb;f)  \mmember{}  \mBbbP{})


By

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Latex:
Unfold  `fun\_thru\_1op`  0  THEN  Auto\mcdot{}

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