Nuprl Lemma : reduce_nil_lemma
∀k,f:Top. (reduce(f;k;[]) ~ k)
Proof
Definitions occuring in Statement :
reduce: reduce(f;k;as)
,
nil: []
,
top: Top
,
all: ∀x:A. B[x]
,
sqequal: s ~ t
Definitions unfolded in proof :
all: ∀x:A. B[x]
,
member: t ∈ T
,
reduce: reduce(f;k;as)
,
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{}k,f:Top. (reduce(f;k;[]) \msim{} k)
Date html generated:
2016_05_14-AM-06_27_32
Last ObjectModification:
2015_12_26-PM-00_41_22
Theory : list_0
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