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Step * of Lemma fiber-member-fiber-point

∀[X,a,b:Top].  (fiber-member(fiber-point(a;b)) ~ (a)1(X))
BY
{ (RepUR ``fiber-point fiber-member cubical-pair cubical-fst`` 0 THEN CsmUnfolding THEN Auto) }

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Latex:

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Latex:
\mforall{}[X,a,b:Top].    (fiber-member(fiber-point(a;b))  \msim{}  (a)1(X))


By

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Latex:
(RepUR  ``fiber-point  fiber-member  cubical-pair  cubical-fst``  0  THEN  CsmUnfolding  THEN  Auto)

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