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Step * of Lemma lcm-com-nat

∀n,m:ℕ.  (lcm(n;m) = lcm(m;n) ∈ ℤ)
BY
{ (Auto THEN (InstLemma `lcm-is-lcm-nat` [⌜n⌝;⌜m⌝]⋅ THENA Auto) THEN BLemma `lcm-unique-nat` THEN Auto) }

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Latex:

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Latex:
\mforall{}n,m:\mBbbN{}.    (lcm(n;m)  =  lcm(m;n))


By

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Latex:
(Auto
  THEN  (InstLemma  `lcm-is-lcm-nat`  [\mkleeneopen{}n\mkleeneclose{};\mkleeneopen{}m\mkleeneclose{}]\mcdot{}  THENA  Auto)
  THEN  BLemma  `lcm-unique-nat`
  THEN  Auto)

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