Step
*
1
1
1
of Lemma
q-elim
1. r : ℚ
2. qrep(r) = r ∈ ℚ
3. v1 : ℤ
4. v2 : ℕ+
5. <v1, v2> ~ (v1/v2)
⊢ ∃p:ℤ. ∃q:ℕ+. ((¬(q = 0 ∈ ℚ)) c∧ (<v1, v2> = (p/q) ∈ ℚ))
BY
{ (HypSubst' -1 0⋅ THEN InstConcl [⌜v1⌝;⌜v2⌝]⋅ THEN Auto) }
Latex:
Latex:
1. r : \mBbbQ{}
2. qrep(r) = r
3. v1 : \mBbbZ{}
4. v2 : \mBbbN{}\msupplus{}
5. <v1, v2> \msim{} (v1/v2)
\mvdash{} \mexists{}p:\mBbbZ{}. \mexists{}q:\mBbbN{}\msupplus{}. ((\mneg{}(q = 0)) c\mwedge{} (<v1, v2> = (p/q)))
By
Latex:
(HypSubst' -1 0\mcdot{} THEN InstConcl [\mkleeneopen{}v1\mkleeneclose{};\mkleeneopen{}v2\mkleeneclose{}]\mcdot{} THEN Auto)
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