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Step * of Lemma sub-mset_weakening

∀[T:Type]. ∀L1,L2:T List.  (permutation(T;L1;L2) ⇒ sub-mset(T; L1; L2))
BY
{ (Auto THEN With ⌜[]⌝ (D 0)⋅ THEN Auto) }

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Latex:

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Latex:
\mforall{}[T:Type].  \mforall{}L1,L2:T  List.    (permutation(T;L1;L2)  {}\mRightarrow{}  sub-mset(T;  L1;  L2))


By

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

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