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Step * of Lemma pscm-presheaf-snd

∀[p,s:Top].  ((p.2)s ~ (p)s.2)
BY
{ xxx(PscmUnfolding THEN RepUR ``presheaf-snd`` 0 THEN Auto)xxx }

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Latex:

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Latex:
\mforall{}[p,s:Top].    ((p.2)s  \msim{}  (p)s.2)


By

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Latex:
xxx(PscmUnfolding  THEN  RepUR  ``presheaf-snd``  0  THEN  Auto)xxx

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