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Step * of Lemma rsqrt-of-square

∀[x:{x:ℝ| r0 ≤ x} ]. (rsqrt(x * x) = x)
BY
{ (Auto THEN Assert ⌜x = rsqrt(x * x)⌝⋅ THEN Auto THEN BLemma `rsqrt-unique` THEN Auto) }

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Latex:

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Latex:
\mforall{}[x:\{x:\mBbbR{}|  r0  \mleq{}  x\}  ].  (rsqrt(x  *  x)  =  x)


By

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Latex:
(Auto  THEN  Assert  \mkleeneopen{}x  =  rsqrt(x  *  x)\mkleeneclose{}\mcdot{}  THEN  Auto  THEN  BLemma  `rsqrt-unique`  THEN  Auto)

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