Nuprl Lemma : before_nil_lemma
∀u,a:Top.  (before(u;[]) ~ tt)
Proof
Definitions occuring in Statement : 
before: before(u;ps)
, 
nil: []
, 
btrue: tt
, 
top: Top
, 
all: ∀x:A. B[x]
, 
sqequal: s ~ t
Definitions unfolded in proof : 
all: ∀x:A. B[x]
, 
before: before(u;ps)
, 
member: t ∈ T
, 
top: Top
Lemmas referenced : 
null_nil_lemma, 
testxxx_lemma, 
top_wf
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
lambdaFormation, 
cut, 
sqequalRule, 
lemma_by_obid, 
hypothesis, 
sqequalHypSubstitution, 
dependent_functionElimination, 
thin, 
isect_memberEquality, 
voidElimination, 
voidEquality
Latex:
\mforall{}u,a:Top.    (before(u;[])  \msim{}  tt)
Date html generated:
2016_05_16-AM-08_14_56
Last ObjectModification:
2015_12_28-PM-06_28_50
Theory : polynom_2
Home
Index