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Step * of Lemma subgrp_p_wf

∀[g:GrpSig]. ∀[s:|g| ⟶ ℙ].  (s SubGrp of g ∈ ℙ)
BY
{ Unfold `subgrp_p` 0 THEN Auto }

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Latex:

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Latex:
\mforall{}[g:GrpSig].  \mforall{}[s:|g|  {}\mrightarrow{}  \mBbbP{}].    (s  SubGrp  of  g  \mmember{}  \mBbbP{})


By

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Latex:
Unfold  `subgrp\_p`  0  THEN  Auto

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