Nuprl Lemma : rat-cube-complex-polyhedron_functionality

∀[k:ℕ]. ∀[K,L:ℚCube(k) List].  |K| ≡ |L| supposing permutation(ℚCube(k);K;L)


Proof




Definitions occuring in Statement :  rat-cube-complex-polyhedron: |K|,  permutation: permutation(T;L1;L2),  list: T List,  nat: ℕ,  ext-eq: A ≡ B,  uimplies: b supposing a,  uall: ∀[x:A]. B[x],  rational-cube: ℚCube(k)
Definitions unfolded in proof :  false: False,  cand: A c∧ B,  exists: ∃x:A. B[x],  rev_implies: P ⇐ Q,  iff: P ⇐⇒ Q,  so_apply: x[s],  prop: ℙ,  so_lambda: λ2x.t[x],  not: ¬A,  rat-cube-complex-polyhedron: |K|,  subtype_rel: A ⊆r B,  and: P ∧ Q,  ext-eq: A ≡ B,  guard: {T},  implies: P ⇒ Q,  all: ∀x:A. B[x],  uimplies: b supposing a,  member: t ∈ T,  uall: ∀[x:A]. B[x]
Lemmas referenced :  istype-nat,  list_wf,  permutation_wf,  rat-cube-complex-polyhedron_wf,  istype-void,  l_exists_wf,  l_member_wf,  in-rat-cube_wf,  l_exists_iff,  rational-cube_wf,  member-permutation
Rules used in proof :  inhabitedIsType,  isectIsTypeImplies,  isect_memberEquality_alt,  axiomEquality,  independent_pairEquality,  functionIsType,  voidElimination,  productIsType,  promote_hyp,  dependent_pairFormation_alt,  productElimination,  universeIsType,  setIsType,  sqequalRule,  because_Cache,  lambdaFormation_alt,  dependent_set_memberEquality_alt,  rename,  setElimination,  lambdaEquality_alt,  independent_pairFormation,  independent_functionElimination,  dependent_functionElimination,  hypothesis,  hypothesisEquality,  thin,  isectElimination,  sqequalHypSubstitution,  extract_by_obid,  cut,  introduction,  isect_memberFormation_alt,  sqequalReflexivity,  computationStep,  sqequalTransitivity,  sqequalSubstitution

Latex:
\mforall{}[k:\mBbbN{}].  \mforall{}[K,L:\mBbbQ{}Cube(k)  List].    |K|  \mequiv{}  |L|  supposing  permutation(\mBbbQ{}Cube(k);K;L)



Date html generated: 2019_11_04-PM-04_43_40
Last ObjectModification: 2019_11_02-PM-10_48_02

Theory : real!vectors


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