Nuprl Lemma : set-relation_wf

[R:Set{i:l} ⟶ Set{i:l} ⟶ ℙ']. (SetRelation(R) ∈ ℙ')


Proof




Definitions occuring in Statement :  set-relation: SetRelation(R) Set: Set{i:l} uall: [x:A]. B[x] prop: member: t ∈ T function: x:A ⟶ B[x]
Definitions unfolded in proof :  so_apply: x[s] prop: implies:  Q so_lambda: λ2x.t[x] set-relation: SetRelation(R) member: t ∈ T uall: [x:A]. B[x]
Lemmas referenced :  seteq_wf Set_wf all_wf
Rules used in proof :  universeEquality equalitySymmetry equalityTransitivity axiomEquality applyEquality hypothesisEquality cumulativity functionEquality lambdaEquality hypothesis isectElimination sqequalHypSubstitution extract_by_obid instantiate thin sqequalRule cut introduction isect_memberFormation sqequalReflexivity computationStep sqequalTransitivity sqequalSubstitution

Latex:
\mforall{}[R:Set\{i:l\}  {}\mrightarrow{}  Set\{i:l\}  {}\mrightarrow{}  \mBbbP{}'].  (SetRelation(R)  \mmember{}  \mBbbP{}')



Date html generated: 2018_05_29-PM-01_51_41
Last ObjectModification: 2018_05_25-PM-01_59_40

Theory : constructive!set!theory


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