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Step * of Lemma eu-seg-congruent_wf

∀[e:EuclideanStructure]. ∀[s1,s2:Segment].  (s1 ≡ s2 ∈ ℙ)
BY
{ ProveWfLemma }

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Latex:

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Latex:
\mforall{}[e:EuclideanStructure].  \mforall{}[s1,s2:Segment].    (s1  \mequiv{}  s2  \mmember{}  \mBbbP{})


By

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Latex:
ProveWfLemma

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