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Step * of Lemma csm-adjoin-ap

∀[sigma,u,I,del:Top].  (((sigma;u))del ~ ((sigma)del;(u)del))
BY
{ PresheafMLTTInstance Obid: pscm-adjoin-ap⋅ }

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Latex:

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Latex:
\mforall{}[sigma,u,I,del:Top].    (((sigma;u))del  \msim{}  ((sigma)del;(u)del))


By

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Latex:
PresheafMLTTInstance  Obid:  pscm-adjoin-ap\mcdot{}

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