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Step * of Lemma isEven-2n

∀n:ℤ. (isEven(2 * n) ~ tt)
BY
{ (Auto THEN RWO "eqtt_to_assert" 0 THEN Auto THEN RWO  "assert-isEven" 0 THEN Auto) }

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Latex:

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Latex:
\mforall{}n:\mBbbZ{}.  (isEven(2  *  n)  \msim{}  tt)


By

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Latex:
(Auto  THEN  RWO  "eqtt\_to\_assert"  0  THEN  Auto  THEN  RWO    "assert-isEven"  0  THEN  Auto)

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