Step
*
of Lemma
rn-prod-metric_wf
∀[n:ℕ]. (rn-prod-metric(n) ∈ metric(ℝ^n))
BY
{ (Unfold `real-vec` 0 THEN ProveWfLemma) }
Latex:
Latex:
\mforall{}[n:\mBbbN{}].  (rn-prod-metric(n)  \mmember{}  metric(\mBbbR{}\^{}n))
By
Latex:
(Unfold  `real-vec`  0  THEN  ProveWfLemma)
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