Nuprl Lemma : FOL-proveable-formula_wf

[fmla:mFOL()]. (FOL-proveable-formula(fmla) ∈ ℙ)


Proof




Definitions occuring in Statement :  FOL-proveable-formula: FOL-proveable-formula(fmla) mFOL: mFOL() uall: [x:A]. B[x] prop: member: t ∈ T
Definitions unfolded in proof :  uall: [x:A]. B[x] member: t ∈ T FOL-proveable-formula: FOL-proveable-formula(fmla) subtype_rel: A ⊆B mFOL-sequent: mFOL-sequent() so_lambda: λ2x.t[x] so_apply: x[s] uimplies: supposing a all: x:A. B[x]
Lemmas referenced :  FOL-proveable_wf nil_wf subtype_rel_product list_wf mFOL_wf subtype_rel_list subtype_rel_self
Rules used in proof :  sqequalSubstitution sqequalTransitivity computationStep sqequalReflexivity isect_memberFormation introduction cut sqequalRule lemma_by_obid sqequalHypSubstitution isectElimination thin independent_pairEquality voidEquality hypothesis hypothesisEquality applyEquality lambdaEquality independent_isectElimination voidElimination lambdaFormation because_Cache axiomEquality equalityTransitivity equalitySymmetry

Latex:
\mforall{}[fmla:mFOL()].  (FOL-proveable-formula(fmla)  \mmember{}  \mBbbP{})



Date html generated: 2016_05_15-PM-10_28_52
Last ObjectModification: 2015_12_27-PM-06_25_19

Theory : minimal-first-order-logic


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