Nuprl Lemma : pgeo-dual-prim_wf

∀[pg:ProjGeomPrimitives]. (pg* ∈ ProjGeomPrimitives)


Proof




Definitions occuring in Statement :  pgeo-dual-prim: pg*,  pgeo-primitives: ProjGeomPrimitives,  uall: ∀[x:A]. B[x],  member: t ∈ T
Definitions unfolded in proof :  uall: ∀[x:A]. B[x],  member: t ∈ T,  pgeo-dual-prim: pg*
Lemmas referenced :  mk-pgeo-prim_wf,  pgeo-line_wf,  pgeo-point_wf,  pgeo-plsep_wf,  pgeo-primitives_wf
Rules used in proof :  sqequalSubstitution,  sqequalTransitivity,  computationStep,  sqequalReflexivity,  isect_memberFormation,  introduction,  cut,  sqequalRule,  extract_by_obid,  sqequalHypSubstitution,  isectElimination,  thin,  hypothesisEquality,  hypothesis,  lambdaEquality,  axiomEquality,  equalityTransitivity,  equalitySymmetry

Latex:
\mforall{}[pg:ProjGeomPrimitives].  (pg*  \mmember{}  ProjGeomPrimitives)



Date html generated: 2018_05_22-PM-00_23_38
Last ObjectModification: 2017_10_31-PM-00_12_06

Theory : euclidean!plane!geometry


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