Step
*
of Lemma
rat2real-qavg-2
∀[a,b:ℚ].  ((r(2) * rat2real(qavg(a;b))) = (rat2real(a) + rat2real(b)))
BY
{ (Auto THEN RWO "rat2real-qavg" 0 THEN Auto) }
Latex:
Latex:
\mforall{}[a,b:\mBbbQ{}].    ((r(2)  *  rat2real(qavg(a;b)))  =  (rat2real(a)  +  rat2real(b)))
By
Latex:
(Auto  THEN  RWO  "rat2real-qavg"  0  THEN  Auto)
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