Nuprl Lemma : cubes_wf
∀[X:j⊢]. (cubes(X) ∈ small-category{[i | j']:l})
Proof
Definitions occuring in Statement : 
cubes: cubes(X)
, 
cubical_set: CubicalSet
, 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
small-category: SmallCategory
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
cubical_set: CubicalSet
, 
cubes: cubes(X)
Lemmas referenced : 
sets_wf, 
cube-cat_wf
Rules used in proof : 
cut, 
introduction, 
extract_by_obid, 
sqequalHypSubstitution, 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isectElimination, 
thin, 
hypothesis, 
sqequalRule
Latex:
\mforall{}[X:j\mvdash{}].  (cubes(X)  \mmember{}  small-category\{[i  |  j']:l\})
Date html generated:
2020_05_20-PM-01_39_51
Last ObjectModification:
2020_04_03-PM-03_47_36
Theory : cubical!type!theory
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