Step
*
1
1
of Lemma
rat-int-part_wf
1. a1 : ℤ
⊢ <a1, 0> ∈ {p:ℤ × {r:ℚ| (0 ≤ r) ∧ r < 1} | let x@0,r = p in a1 = (x@0 + r) ∈ ℚ}
BY
{ (MemTypeCD THEN Reduce 0 THEN Auto) }
Latex:
Latex:
1. a1 : \mBbbZ{}
\mvdash{} <a1, 0> \mmember{} \{p:\mBbbZ{} \mtimes{} \{r:\mBbbQ{}| (0 \mleq{} r) \mwedge{} r < 1\} | let x@0,r = p in a1 = (x@0 + r)\}
By
Latex:
(MemTypeCD THEN Reduce 0 THEN Auto)
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