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Step * of Lemma radd_comm_eq

∀[a,b:ℝ].  ((a + b) = (b + a) ∈ ℝ)
BY
{ (Auto THEN (RWO "radd-as-radd-list" 0 THENA Auto) THEN BLemma `radd-list_functionality_wrt_permutation` THEN Auto) }

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Latex:

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Latex:
\mforall{}[a,b:\mBbbR{}].    ((a  +  b)  =  (b  +  a))


By

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Latex:
(Auto
  THEN  (RWO  "radd-as-radd-list"  0  THENA  Auto)
  THEN  BLemma  `radd-list\_functionality\_wrt\_permutation`
  THEN  Auto)

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