Step
*
of Lemma
functor-arrow-id
No Annotations
∀[C,D:SmallCategory]. ∀[F:Functor(C;D)].
∀x:cat-ob(C). ((F x x (cat-id(C) x)) = (cat-id(D) (F x)) ∈ (cat-arrow(D) (F x) (F x)))
BY
{ TACTIC:(Auto THEN OnVar `F' DFunctor THEN Reduce 0 THEN BackThruSomeHyp) }
Latex:
Latex:
No Annotations
\mforall{}[C,D:SmallCategory]. \mforall{}[F:Functor(C;D)]. \mforall{}x:cat-ob(C). ((F x x (cat-id(C) x)) = (cat-id(D) (F x)))
By
Latex:
TACTIC:(Auto THEN OnVar `F' DFunctor THEN Reduce 0 THEN BackThruSomeHyp)
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