Step
*
2
2
of Lemma
strong-continuous-b-union
1. F : Type ⟶ Type
2. G : Type ⟶ Type
3. Continuous+(T.F T)
4. Continuous+(T.G T)
5. ∀T,S:Type. (¬F T ⋂ G S)
6. X : ℕ ⟶ Type
7. a1 : G (⋂n:ℕ. (X n))@i
8. n : ℕ
⊢ a1 ∈ (F (X n)) ⋃ (G (X n))
BY
{ (BUnionRight
THEN Auto
THEN SubsumeC ⌜⋂n:ℕ. (G (X n))⌝⋅
THEN Try ((DoSubsume THEN Auto THEN BackThruSomeHyp')⋅)
THEN D 0
THEN Auto) }
Latex:
Latex:
1. F : Type {}\mrightarrow{} Type
2. G : Type {}\mrightarrow{} Type
3. Continuous+(T.F T)
4. Continuous+(T.G T)
5. \mforall{}T,S:Type. (\mneg{}F T \mcap{} G S)
6. X : \mBbbN{} {}\mrightarrow{} Type
7. a1 : G (\mcap{}n:\mBbbN{}. (X n))@i
8. n : \mBbbN{}
\mvdash{} a1 \mmember{} (F (X n)) \mcup{} (G (X n))
By
Latex:
(BUnionRight
THEN Auto
THEN SubsumeC \mkleeneopen{}\mcap{}n:\mBbbN{}. (G (X n))\mkleeneclose{}\mcdot{}
THEN Try ((DoSubsume THEN Auto THEN BackThruSomeHyp')\mcdot{})
THEN D 0
THEN Auto)
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