Step
*
of Lemma
free-from-atom-rational
∀[a:Atom1]. ∀[q:ℚ]. a#q:ℚ
BY
{ (Auto THEN (At ⌈𝕌'⌉ ElimRationals⋅ THEN Auto) THEN (Assert q@0 ∈ ℤ-o BY Auto) THEN FreeFromAtomApElim ⌈q@0⌉⋅) }
1
1. a : Atom1
2. q : ℚ
3. p : ℤ
4. q@0 : ℤ
5. 0 < q@0
6. ¬(q@0 = 0 ∈ ℚ)
7. q = (p/q@0) ∈ ℚ
8. ¬↑qeq(q@0;0)
9. q@0 ∈ ℤ-o
⊢ a#λz.(p/z):v:ℤ-o ─→ ℚ
2
1. a : Atom1
2. q : ℚ
3. p : ℤ
4. q@0 : ℤ
5. 0 < q@0
6. ¬(q@0 = 0 ∈ ℚ)
7. q = (p/q@0) ∈ ℚ
8. ¬↑qeq(q@0;0)
9. q@0 ∈ ℤ-o
⊢ a#q@0:ℤ-o
Latex:
\mforall{}[a:Atom1]. \mforall{}[q:\mBbbQ{}]. a\#q:\mBbbQ{}
By
(Auto
THEN (At \mkleeneopen{}\mBbbU{}'\mkleeneclose{} ElimRationals\mcdot{} THEN Auto)
THEN (Assert q@0 \mmember{} \mBbbZ{}\msupminus{}\msupzero{} BY
Auto)
THEN FreeFromAtomApElim \mkleeneopen{}q@0\mkleeneclose{}\mcdot{})
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