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Step * of Lemma face-fl-morph-id

∀[I:fset(ℕ)]. ∀[phi:𝔽(I)].  ((phi)<1> = phi ∈ 𝔽(I))
BY
{ (RepUR ``face-presheaf`` 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}[I:fset(\mBbbN{})].  \mforall{}[phi:\mBbbF{}(I)].    ((phi)ə>  =  phi)


By

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Latex:
(RepUR  ``face-presheaf``  0  THEN  Auto)

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