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Step * of Lemma bsubmset_elim

∀s:DSet. ∀as,bs:|s| List.  mk_mset(as) ⊆b mk_mset(bs) = bsublist(s;as;bs)
BY
{ ((Unfolds ``mk_mset bsubmset`` 0 
THEN RepD) THEN Auto) }

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Latex:

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Latex:
\mforall{}s:DSet.  \mforall{}as,bs:|s|  List.    mk\_mset(as)  \msubseteq{}\msubb{}  mk\_mset(bs)  =  bsublist(s;as;bs)


By

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Latex:
((Unfolds  ``mk\_mset  bsubmset``  0 
THEN  RepD)  THEN  Auto)

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