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Step * of Lemma geo-Aparallel_wf

∀[e:EuclideanPlane]. ∀[l,m:LINE].  (l || m ∈ ℙ)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[e:EuclideanPlane].  \mforall{}[l,m:LINE].    (l  ||  m  \mmember{}  \mBbbP{})


By

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Latex:
ProveWfLemma

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