Nuprl Lemma : fseg_wf
∀[T:Type]. ∀[L1,L2:T List]. (fseg(T;L1;L2) ∈ ℙ)
Proof
Definitions occuring in Statement :
fseg: fseg(T;L1;L2),
list: T List,
uall: ∀[x:A]. B[x],
prop: ℙ,
member: t ∈ T,
universe: Type
Definitions unfolded in proof :
fseg: fseg(T;L1;L2),
uall: ∀[x:A]. B[x],
member: t ∈ T,
so_lambda: λ2x.t[x],
so_apply: x[s]
Lemmas referenced :
exists_wf,
list_wf,
equal_wf,
append_wf
Rules used in proof :
sqequalSubstitution,
sqequalRule,
sqequalReflexivity,
sqequalTransitivity,
computationStep,
isect_memberFormation,
introduction,
cut,
lemma_by_obid,
sqequalHypSubstitution,
isectElimination,
thin,
hypothesisEquality,
hypothesis,
lambdaEquality,
axiomEquality,
equalityTransitivity,
equalitySymmetry,
isect_memberEquality,
because_Cache,
universeEquality
Latex:
\mforall{}[T:Type]. \mforall{}[L1,L2:T List]. (fseg(T;L1;L2) \mmember{} \mBbbP{})
Date html generated:
2016_05_14-PM-01_35_02
Last ObjectModification:
2015_12_26-PM-05_26_13
Theory : list_1
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