Step
*
2
of Lemma
cu-filler-cases
1. I : Cname List
2. J : nameset(I) List
3. K : Cname List
4. x : nameset(I)
5. f : name-morph(I-[x];K)
6. i : ℕ2
7. box : open_box(c𝕌;I;J;x;i)
8. J ∈ nameset(J) List
⊢ nameset(J) ⊆r nameset(I-[x])
BY
{ TACTIC:(DVar `box'
THEN (D 0 THENA Auto)
THEN D -1
THEN MemTypeCD
THEN Try ((RW ListC 0 THEN Auto))
THEN Auto
THEN RW ListC 0
THEN Auto) }
Latex:
Latex:
1. I : Cname List
2. J : nameset(I) List
3. K : Cname List
4. x : nameset(I)
5. f : name-morph(I-[x];K)
6. i : \mBbbN{}2
7. box : open\_box(c\mBbbU{};I;J;x;i)
8. J \mmember{} nameset(J) List
\mvdash{} nameset(J) \msubseteq{}r nameset(I-[x])
By
Latex:
TACTIC:(DVar `box'
THEN (D 0 THENA Auto)
THEN D -1
THEN MemTypeCD
THEN Try ((RW ListC 0 THEN Auto))
THEN Auto
THEN RW ListC 0
THEN Auto)
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