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Step * 1 of Lemma equal-empty-bag


1. L : Top List
2. [] = L ∈ (Top List)
⊢ L ~ []
BY
{ (DVar `L' THEN Auto) }

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Latex:

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Latex:

1.  L  :  Top  List
2.  []  =  L
\mvdash{}  L  \msim{}  []


By

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Latex:
(DVar  `L'  THEN  Auto)

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