Step
*
2
of Lemma
fps-pascal-elim
1. r : CRng
2. x : Atom
3. y : Atom
4. ¬(x = y ∈ Atom)
5. ¬(1 = 0 ∈ |r|)
6. ¬(1(x:=0) = 0 ∈ PowerSeries(r))
⊢ ((1-(atom(x)+atom(y)))[{}] * 1) = 1 ∈ |r|
BY
{ xxx(FpsCompute 0 THEN Auto)xxx }
Latex:
Latex:
1. r : CRng
2. x : Atom
3. y : Atom
4. \mneg{}(x = y)
5. \mneg{}(1 = 0)
6. \mneg{}(1(x:=0) = 0)
\mvdash{} ((1-(atom(x)+atom(y)))[\{\}] * 1) = 1
By
Latex:
xxx(FpsCompute 0 THEN Auto)xxx
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