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Step * of Lemma dom_mk_set_lemma

∀f,T:Top.  (set-dom(f"(T)) ~ T)
BY
{ (RepUR ``set-dom mk-set Wsup`` 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}f,T:Top.    (set-dom(f"(T))  \msim{}  T)


By

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Latex:
(RepUR  ``set-dom  mk-set  Wsup``  0  THEN  Auto)

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