Nuprl Lemma : rv-ip_wf

∀[rv:InnerProductSpace]. ∀[x,y:Point].  (x ⋅ y ∈ ℝ)


Proof




Definitions occuring in Statement :  rv-ip: x ⋅ y,  inner-product-space: InnerProductSpace,  ss-point: Point,  real: ℝ,  uall: ∀[x:A]. B[x],  member: t ∈ T
Definitions unfolded in proof :  uimplies: b supposing a,  implies: P ⇒ Q,  prop: ℙ,  all: ∀x:A. B[x],  so_apply: x[s],  so_lambda: λ2x.t[x],  and: P ∧ Q,  guard: {T},  btrue: tt,  ifthenelse: if b then t else f fi ,  eq_atom: x =a y,  record-select: r.x,  record+: record+,  inner-product-space: InnerProductSpace,  rv-ip: x ⋅ y,  subtype_rel: A ⊆r B,  member: t ∈ T,  uall: ∀[x:A]. B[x]
Lemmas referenced :  separation-space_wf,  real-vector-space_wf,  inner-product-space_wf,  subtype_rel_transitivity,  int-to-real_wf,  rless_wf,  rv-0_wf,  ss-sep_wf,  rmul_wf,  rv-mul_wf,  radd_wf,  rv-add_wf,  req_wf,  all_wf,  real_wf,  real-vector-space_subtype1,  ss-point_wf,  subtype_rel_self,  inner-product-space_subtype
Rules used in proof :  isect_memberEquality,  independent_isectElimination,  instantiate,  axiomEquality,  rename,  setElimination,  natural_numberEquality,  functionExtensionality,  lambdaEquality,  productEquality,  because_Cache,  equalitySymmetry,  equalityTransitivity,  functionEquality,  setEquality,  isectElimination,  tokenEquality,  thin,  dependentIntersectionEqElimination,  dependentIntersectionElimination,  sqequalRule,  sqequalHypSubstitution,  hypothesis,  extract_by_obid,  applyEquality,  hypothesisEquality,  cut,  introduction,  isect_memberFormation,  sqequalReflexivity,  computationStep,  sqequalTransitivity,  sqequalSubstitution

Latex:
\mforall{}[rv:InnerProductSpace].  \mforall{}[x,y:Point].    (x  \mcdot{}  y  \mmember{}  \mBbbR{})



Date html generated: 2016_11_08-AM-09_14_41
Last ObjectModification: 2016_10_31-PM-02_34_37

Theory : inner!product!spaces


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