Nuprl Lemma : sd_ordered_nil_lemma
∀s:Top. (sd_ordered([]) ~ tt)
Proof
Definitions occuring in Statement : 
sd_ordered: sd_ordered(as)
, 
nil: []
, 
btrue: tt
, 
top: Top
, 
all: ∀x:A. B[x]
, 
sqequal: s ~ t
Definitions unfolded in proof : 
all: ∀x:A. B[x]
, 
member: t ∈ T
, 
sd_ordered: sd_ordered(as)
, 
ycomb: Y
, 
so_lambda: so_lambda(x,y,z.t[x; y; z])
, 
top: Top
, 
so_apply: x[s1;s2;s3]
Lemmas referenced : 
top_wf, 
list_ind_nil_lemma
Rules used in proof : 
sqequalSubstitution, 
sqequalTransitivity, 
computationStep, 
sqequalReflexivity, 
lambdaFormation, 
cut, 
hypothesis, 
lemma_by_obid, 
sqequalRule, 
sqequalHypSubstitution, 
dependent_functionElimination, 
thin, 
isect_memberEquality, 
voidElimination, 
voidEquality
Latex:
\mforall{}s:Top.  (sd\_ordered([])  \msim{}  tt)
Date html generated:
2016_05_16-AM-08_15_06
Last ObjectModification:
2015_12_28-PM-06_28_46
Theory : polynom_2
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