Step
*
1
of Lemma
rv-unit-property
1. rv : InnerProductSpace
2. x : Point
3. x # 0
4. r0 < ||x||
⊢ (r1/||x||) ≠ r0
BY
{ (OrRight THEN Auto THEN nRMul ⌜||x||⌝ 0⋅ THEN Auto) }
Latex:
Latex:
1. rv : InnerProductSpace
2. x : Point
3. x \# 0
4. r0 < ||x||
\mvdash{} (r1/||x||) \mneq{} r0
By
Latex:
(OrRight THEN Auto THEN nRMul \mkleeneopen{}||x||\mkleeneclose{} 0\mcdot{} THEN Auto)
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