Nuprl Lemma : adjacent-compatible_wf
∀[X:CubicalSet]. ∀[I:Cname List]. ∀[L:I-face(X;I) List].  (adjacent-compatible(X;I;L) ∈ ℙ)
Proof
Definitions occuring in Statement : 
adjacent-compatible: adjacent-compatible(X;I;L)
, 
I-face: I-face(X;I)
, 
cubical-set: CubicalSet
, 
coordinate_name: Cname
, 
list: T List
, 
uall: ∀[x:A]. B[x]
, 
prop: ℙ
, 
member: t ∈ T
Definitions unfolded in proof : 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
, 
adjacent-compatible: adjacent-compatible(X;I;L)
, 
so_lambda: λ2x y.t[x; y]
, 
so_apply: x[s1;s2]
Lemmas referenced : 
pairwise_wf2, 
I-face_wf, 
face-compatible_wf, 
list_wf, 
coordinate_name_wf, 
cubical-set_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
isect_memberFormation, 
introduction, 
cut, 
sqequalRule, 
lemma_by_obid, 
sqequalHypSubstitution, 
isectElimination, 
thin, 
hypothesisEquality, 
hypothesis, 
lambdaEquality, 
axiomEquality, 
equalityTransitivity, 
equalitySymmetry, 
isect_memberEquality, 
because_Cache
Latex:
\mforall{}[X:CubicalSet].  \mforall{}[I:Cname  List].  \mforall{}[L:I-face(X;I)  List].    (adjacent-compatible(X;I;L)  \mmember{}  \mBbbP{})
Date html generated:
2016_06_16-PM-05_50_11
Last ObjectModification:
2015_12_28-PM-04_30_18
Theory : cubical!sets
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