Nuprl Lemma : mFO_uniform_evidence_wf

[vs:ℤ List]. ∀[fmla:AbstractFOFormula(vs)].  (mFO_uniform_evidence{i:l}(fmla) ∈ 𝕌')


Proof




Definitions occuring in Statement :  mFO_uniform_evidence: mFO_uniform_evidence{i:l}(fmla) AbstractFOFormula: AbstractFOFormula(vs) list: List uall: [x:A]. B[x] member: t ∈ T int: universe: Type
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T mFO_uniform_evidence: mFO_uniform_evidence{i:l}(fmla) so_lambda: λ2x.t[x] subtype_rel: A ⊆B FOAssignment: FOAssignment(vs,Dom) so_apply: x[s] prop: all: x:A. B[x] uimplies: supposing a istype: istype(T)
Lemmas referenced :  FOStruct_wf all_wf FOSatWith_wf subtype_rel_dep_function l_member_wf AbstractFOFormula_wf list_wf
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isect_memberFormation_alt introduction cut sqequalRule isectEquality closedConclusion universeEquality extract_by_obid sqequalHypSubstitution isectElimination thin hypothesisEquality hypothesis cumulativity functionEquality intEquality because_Cache lambdaEquality_alt applyEquality universeIsType setEquality lambdaFormation_alt setElimination rename setIsType independent_isectElimination functionIsType axiomEquality equalityTransitivity equalitySymmetry isect_memberEquality_alt isectIsTypeImplies inhabitedIsType

Latex:
\mforall{}[vs:\mBbbZ{}  List].  \mforall{}[fmla:AbstractFOFormula(vs)].    (mFO\_uniform\_evidence\{i:l\}(fmla)  \mmember{}  \mBbbU{}')



Date html generated: 2019_10_16-AM-11_38_55
Last ObjectModification: 2018_10_14-PM-04_51_48

Theory : minimal-first-order-logic


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