Step
*
2
1
1
of Lemma
fps-compose-single-disjoint
1. X : Type
2. valueall-type(X)
3. eq : EqDecider(X)
4. r : CRng
5. x : X
6. f : PowerSeries(X;r)
7. u : X
8. v : X List
9. (¬x ↓∈ v)
⇒ (<v>(x:=f) = <v> ∈ PowerSeries(X;r))
10. ¬x ↓∈ [u / v]
⊢ ¬(x = u ∈ X)
BY
{ ParallelLast }
1
1. X : Type
2. valueall-type(X)
3. eq : EqDecider(X)
4. r : CRng
5. x : X
6. f : PowerSeries(X;r)
7. u : X
8. v : X List
9. (¬x ↓∈ v)
⇒ (<v>(x:=f) = <v> ∈ PowerSeries(X;r))
10. x = u ∈ X
⊢ x ↓∈ [u / v]
Latex:
Latex:
1. X : Type
2. valueall-type(X)
3. eq : EqDecider(X)
4. r : CRng
5. x : X
6. f : PowerSeries(X;r)
7. u : X
8. v : X List
9. (\mneg{}x \mdownarrow{}\mmember{} v) {}\mRightarrow{} (<v>(x:=f) = <v>)
10. \mneg{}x \mdownarrow{}\mmember{} [u / v]
\mvdash{} \mneg{}(x = u)
By
Latex:
ParallelLast
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