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Step * of Lemma RankEx4_Foo_wf

∀[foo:ℤ + RankEx4()]. (RankEx4_Foo(foo) ∈ RankEx4())
BY
{ DepprodCoDatatypeConstructorWf `RankEx4_size` }

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Latex:


\mforall{}[foo:\mBbbZ{}  +  RankEx4()].  (RankEx4\_Foo(foo)  \mmember{}  RankEx4())


By

DepprodCoDatatypeConstructorWf  `RankEx4\_size`

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