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Step * of Lemma pscm-adjoin-ap

∀[sigma,u,I,del:Top].  (((sigma;u))del ~ ((sigma)del;(u)del))
BY
{ (RepUR ``pscm-adjoin pscm-ap psc-adjoin-set`` 0 THEN Auto) }

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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:
(RepUR  ``pscm-adjoin  pscm-ap  psc-adjoin-set``  0  THEN  Auto)

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