Step
*
2
of Lemma
rat-cube-dimension_wf
1. k : ℕ
2. c : ℚCube(k)
3. ↑Inhabited(c)
⊢ Σ(dim(c i) | i < k) < k + 1
BY
{ ((Assert Σ(dim(c i) | i < k) ≤ (1 * k) BY (BLemma `sum_bound` THEN Auto)) THEN RWO "-1" 0 THEN Auto) }
Latex:
Latex:
1. k : \mBbbN{}
2. c : \mBbbQ{}Cube(k)
3. \muparrow{}Inhabited(c)
\mvdash{} \mSigma{}(dim(c i) | i < k) < k + 1
By
Latex:
((Assert \mSigma{}(dim(c i) | i < k) \mleq{} (1 * k) BY (BLemma `sum\_bound` THEN Auto)) THEN RWO "-1" 0 THEN Auto)
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