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Step * of Lemma iabgrp_wf

IAbGrp{i} ∈ 𝕌'
BY
{ ((Unfold `iabgrp` 0) THEN Auto) }

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Latex:

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Latex:
IAbGrp\{i\}  \mmember{}  \mBbbU{}'


By

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Latex:
((Unfold  `iabgrp`  0)  THEN  Auto)

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