Nuprl Lemma : csm-ap-type-at
∀[B,s,x,K:Top].  ((B)s(x) ~ B((s)x))
Proof
Definitions occuring in Statement : 
csm-ap-type: (AF)s
, 
cubical-type-at: A(a)
, 
csm-ap: (s)x
, 
uall: ∀[x:A]. B[x]
, 
top: Top
, 
sqequal: s ~ t
Definitions unfolded in proof : 
cubical-type-at: A(a)
, 
presheaf-type-at: A(a)
, 
csm-ap-type: (AF)s
, 
pscm-ap-type: (AF)s
, 
csm-ap: (s)x
, 
pscm-ap: (s)x
Lemmas referenced : 
pscm-ap-type-at
Rules used in proof : 
cut, 
introduction, 
extract_by_obid, 
sqequalRule, 
sqequalReflexivity, 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
hypothesis
Latex:
\mforall{}[B,s,x,K:Top].    ((B)s(x)  \msim{}  B((s)x))
Date html generated:
2018_05_23-AM-08_44_08
Last ObjectModification:
2018_05_20-PM-05_54_18
Theory : cubical!type!theory
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