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Step * of Lemma int_hgrp_to_nat_wf

∀[n:|(<ℤ+>↓hgrp)|]. (nat(n) ∈ ℕ)
BY
{ ((Unfold `int_hgrp_to_nat` 0) THEN Auto) }

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Latex:

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Latex:
\mforall{}[n:|(<\mBbbZ{}+>\mdownarrow{}hgrp)|].  (nat(n)  \mmember{}  \mBbbN{})


By

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Latex:
((Unfold  `int\_hgrp\_to\_nat`  0)  THEN  Auto)

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