Step
*
1
2
2
of Lemma
empty-bag-union
1. T : Type
2. bs : bag(bag(T))
3. bag-union(bs) = {} ∈ bag(T)
4. (concat(bs) = [] ∈ (Top List))
⇒ (bs ~ bag-rep(||bs||;[]))
⊢ bs ~ bag-rep(||bs||;[])
BY
{ (D -1 THEN Auto) }
1
.....antecedent.....
1. T : Type
2. bs : bag(bag(T))
3. bag-union(bs) = {} ∈ bag(T)
⊢ concat(bs) = [] ∈ (Top List)
Latex:
Latex:
1. T : Type
2. bs : bag(bag(T))
3. bag-union(bs) = \{\}
4. (concat(bs) = []) {}\mRightarrow{} (bs \msim{} bag-rep(||bs||;[]))
\mvdash{} bs \msim{} bag-rep(||bs||;[])
By
Latex:
(D -1 THEN Auto)
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