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Step * of Lemma name-morph-degeneracy-map

∀[I,J:Cname List]. ∀[f:name-morph(I;J)].  (degeneracy-map(f) ∈ name-morph(filter(λx.isname(f x);I);J))
BY
{ (UnivCD THENA Auto) }

1
1. I : Cname List
2. J : Cname List
3. f : name-morph(I;J)
⊢ degeneracy-map(f) ∈ name-morph(filter(λx.isname(f x);I);J)

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Latex:

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Latex:
\mforall{}[I,J:Cname  List].  \mforall{}[f:name-morph(I;J)].
    (degeneracy-map(f)  \mmember{}  name-morph(filter(\mlambda{}x.isname(f  x);I);J))


By

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Latex:
(UnivCD  THENA  Auto)

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