Step
*
1
of Lemma
assert-is-qrep
1. p : ℤ × ℕ+
2. ↑is-qrep(p)
⊢ ∃q:ℚ. (qrep(q) = p ∈ (ℤ × ℕ+))
BY
{ With ⌜p⌝ (D 0)⋅ }
1
.....wf.....
1. p : ℤ × ℕ+
2. ↑is-qrep(p)
⊢ p ∈ ℚ
2
1. p : ℤ × ℕ+
2. ↑is-qrep(p)
⊢ qrep(p) = p ∈ (ℤ × ℕ+)
3
.....wf.....
1. p : ℤ × ℕ+
2. ↑is-qrep(p)
3. q : ℚ
⊢ qrep(q) = p ∈ (ℤ × ℕ+) ∈ ℙ
Latex:
Latex:
1. p : \mBbbZ{} \mtimes{} \mBbbN{}\msupplus{}
2. \muparrow{}is-qrep(p)
\mvdash{} \mexists{}q:\mBbbQ{}. (qrep(q) = p)
By
Latex:
With \mkleeneopen{}p\mkleeneclose{} (D 0)\mcdot{}
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