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Step * of Lemma cube-context-adjoin_wf-level-type

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∀[X:⊢''']. ∀[lvl:ℕ4]. ∀[T:{X ⊢lvl _}].  X.T ⊢'''
BY
{ (Intros THEN Unhide THEN IntSegCases 2 THEN Eliminate ⌜lvl⌝⋅ THEN RepUR ``ctt-level-type`` 3 THEN Auto) }

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Latex:

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Latex:
No  Annotations
\mforall{}[X:\mvdash{}'''].  \mforall{}[lvl:\mBbbN{}4].  \mforall{}[T:\{X  \mvdash{}lvl  \_\}].    X.T  \mvdash{}'''


By

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Latex:
(Intros
  THEN  Unhide
  THEN  IntSegCases  2
  THEN  Eliminate  \mkleeneopen{}lvl\mkleeneclose{}\mcdot{}
  THEN  RepUR  ``ctt-level-type``  3
  THEN  Auto)

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