Nuprl Lemma : sub-mset_wf

∀[T:Type]. ∀[L1,L2:T List].  (sub-mset(T; L1; L2) ∈ ℙ)


Proof




Definitions occuring in Statement :  sub-mset: sub-mset(T; L1; L2),  list: T List,  uall: ∀[x:A]. B[x],  prop: ℙ,  member: t ∈ T,  universe: Type
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  sub-mset: sub-mset(T; L1; L2),  so_lambda: λ2x.t[x],  so_apply: x[s]
Lemmas referenced :  exists_wf,  list_wf,  permutation_wf,  append_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  introduction,  cut,  sqequalRule,  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].    (sub-mset(T;  L1;  L2)  \mmember{}  \mBbbP{})



Date html generated: 2016_05_15-PM-04_31_40
Last ObjectModification: 2015_12_27-PM-02_49_32

Theory : general


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