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Step * of Lemma sub-bag_weakening

∀[T:Type]. ∀[as,bs:bag(T)].  ((as = bs ∈ bag(T)) ⇒ sub-bag(T;as;bs))
BY
{ (Auto THEN With ⌜{}⌝ (D 0)⋅ THEN Auto) }

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Latex:

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Latex:
\mforall{}[T:Type].  \mforall{}[as,bs:bag(T)].    ((as  =  bs)  {}\mRightarrow{}  sub-bag(T;as;bs))


By

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Latex:
(Auto  THEN  With  \mkleeneopen{}\{\}\mkleeneclose{}  (D  0)\mcdot{}  THEN  Auto)

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