Nuprl Lemma : pscm-discrete-presheaf-term
∀[t,s:Top].  ((discr(t))s ~ discr(t))
Proof
Definitions occuring in Statement : 
discrete-presheaf-term: discr(t)
, 
pscm-ap-term: (t)s
, 
uall: ∀[x:A]. B[x]
, 
top: Top
, 
sqequal: s ~ t
Definitions unfolded in proof : 
discrete-presheaf-term: discr(t)
, 
pscm-ap-term: (t)s
, 
uall: ∀[x:A]. B[x]
, 
member: t ∈ T
Lemmas referenced : 
top_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalRule, 
sqequalReflexivity, 
sqequalTransitivity, 
computationStep, 
isect_memberFormation, 
introduction, 
cut, 
sqequalAxiom, 
extract_by_obid, 
hypothesis, 
sqequalHypSubstitution, 
isect_memberEquality, 
isectElimination, 
thin, 
hypothesisEquality, 
because_Cache
Latex:
\mforall{}[t,s:Top].    ((discr(t))s  \msim{}  discr(t))
Date html generated:
2018_05_23-AM-08_24_25
Last ObjectModification:
2018_05_20-PM-10_05_10
Theory : presheaf!models!of!type!theory
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