Step
*
1
1
2
2
of Lemma
int_pi_detach
1. i : ℤ
2. x : ℤ
3. i = 0 ∈ ℤ
4. ¬(x = 0 ∈ ℤ)
⊢ ¬(∃b:ℤ. (x = (i * b) ∈ ℤ))
BY
{ ((ParallelLast THEN ExRepD) THEN Auto) }
Latex:
Latex:
1. i : \mBbbZ{}
2. x : \mBbbZ{}
3. i = 0
4. \mneg{}(x = 0)
\mvdash{} \mneg{}(\mexists{}b:\mBbbZ{}. (x = (i * b)))
By
Latex:
((ParallelLast THEN ExRepD) THEN Auto)
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