Step * 1 1 of Lemma sub-bags-no-repeats


1. Type
2. eq EqDecider(T)
3. bs bag(T)
4. valueall-type(T)
5. bb bag({p:bag(T) × bag(T)| p ↓∈ bag-partitions(eq;bs)} )
6. bag-partitions(eq;bs) bb ∈ bag({p:bag(T) × bag(T)| p ↓∈ bag-partitions(eq;bs)} )
⊢ bag-no-repeats(bag(T);bag-map(λp.(fst(p));bb))
BY
(BLemma `bag-map-no-repeats` THEN Auto) }

1
1. Type
2. eq EqDecider(T)
3. bs bag(T)
4. valueall-type(T)
5. bb bag({p:bag(T) × bag(T)| p ↓∈ bag-partitions(eq;bs)} )
6. bag-partitions(eq;bs) bb ∈ bag({p:bag(T) × bag(T)| p ↓∈ bag-partitions(eq;bs)} )
⊢ Inj({p:bag(T) × bag(T)| p ↓∈ bag-partitions(eq;bs)} ;bag(T);λp.(fst(p)))

2
1. Type
2. eq EqDecider(T)
3. bs bag(T)
4. valueall-type(T)
5. bb bag({p:bag(T) × bag(T)| p ↓∈ bag-partitions(eq;bs)} )
6. bag-partitions(eq;bs) bb ∈ bag({p:bag(T) × bag(T)| p ↓∈ bag-partitions(eq;bs)} )
⊢ bag-no-repeats({p:bag(T) × bag(T)| p ↓∈ bag-partitions(eq;bs)} ;bb)


Latex:


Latex:

1.  T  :  Type
2.  eq  :  EqDecider(T)
3.  bs  :  bag(T)
4.  valueall-type(T)
5.  bb  :  bag(\{p:bag(T)  \mtimes{}  bag(T)|  p  \mdownarrow{}\mmember{}  bag-partitions(eq;bs)\}  )
6.  bag-partitions(eq;bs)  =  bb
\mvdash{}  bag-no-repeats(bag(T);bag-map(\mlambda{}p.(fst(p));bb))


By


Latex:
(BLemma  `bag-map-no-repeats`  THEN  Auto)




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