Step
*
of Lemma
csm-id-adjoin-ap
∀X:CubicalSet. ∀A:{X ⊢ _}. ∀u:{X ⊢ _:A}. ∀I:Cname List. ∀a:X(I). (([u])a = (a;u I a) ∈ X.A(I))
BY
{ (Auto
THEN DVar `u'
THEN (RepUR ``csm-id-adjoin csm-adjoin csm-ap csm-id identity-trans cat-id`` 0 THEN RepUR ``type-cat`` 0)
THEN Fold `cc-adjoin-cube` 0
THEN Auto) }
Latex:
Latex:
\mforall{}X:CubicalSet. \mforall{}A:\{X \mvdash{} \_\}. \mforall{}u:\{X \mvdash{} \_:A\}. \mforall{}I:Cname List. \mforall{}a:X(I). (([u])a = (a;u I a))
By
Latex:
(Auto
THEN DVar `u'
THEN (RepUR ``csm-id-adjoin csm-adjoin csm-ap csm-id identity-trans cat-id`` 0
THEN RepUR ``type-cat`` 0
)
THEN Fold `cc-adjoin-cube` 0
THEN Auto)
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