Nuprl Lemma : ss-sep-irrefl

∀[ss:SeparationSpace]. ∀[x:Point].  (¬x # x)


Proof




Definitions occuring in Statement :  ss-sep: x # y,  ss-point: Point,  separation-space: SeparationSpace,  uall: ∀[x:A]. B[x],  not: ¬A
Definitions unfolded in proof :  ss-point: Point,  squash: ↓T,  ss-sep: x # y,  or: P ∨ Q,  all: ∀x:A. B[x],  so_apply: x[s],  so_lambda: λ2x.t[x],  prop: ℙ,  guard: {T},  btrue: tt,  ifthenelse: if b then t else f fi ,  eq_atom: x =a y,  subtype_rel: A ⊆r B,  record-select: r.x,  record+: record+,  separation-space: SeparationSpace,  false: False,  implies: P ⇒ Q,  not: ¬A,  member: t ∈ T,  uall: ∀[x:A]. B[x]
Lemmas referenced :  separation-space_wf,  ss-point_wf,  ss-sep_wf,  or_wf,  not_wf,  all_wf,  subtype_rel_self
Rules used in proof :  imageElimination,  baseClosed,  imageMemberEquality,  Error :applyLambdaEquality,  isect_memberEquality,  dependent_functionElimination,  voidElimination,  independent_functionElimination,  rename,  setElimination,  functionExtensionality,  because_Cache,  hypothesisEquality,  cumulativity,  lambdaEquality,  equalitySymmetry,  equalityTransitivity,  functionEquality,  setEquality,  universeEquality,  isectElimination,  extract_by_obid,  instantiate,  tokenEquality,  applyEquality,  hypothesis,  dependentIntersectionEqElimination,  sqequalRule,  dependentIntersectionElimination,  sqequalHypSubstitution,  thin,  lambdaFormation,  cut,  introduction,  isect_memberFormation,  sqequalReflexivity,  computationStep,  sqequalTransitivity,  sqequalSubstitution

Latex:
\mforall{}[ss:SeparationSpace].  \mforall{}[x:Point].    (\mneg{}x  \#  x)



Date html generated: 2016_11_08-AM-09_10_48
Last ObjectModification: 2016_11_02-PM-03_15_57

Theory : inner!product!spaces


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