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Theorems · Theorem · functional analysis

cfc_real_eq_nnreal

∀ {A : Type u_1} [inst : TopologicalSpace A] [inst_1 : Ring A] [inst_2 : PartialOrder A] [inst_3 : StarRing A]
  [inst_4 : StarOrderedRing A] [inst_5 : Algebra ℝ A] [IsSemitopologicalRing A] [T2Space A]
  [inst_8 : ContinuousFunctionalCalculus ℝ A IsSelfAdjoint] [inst_9 : NonnegSpectrumClass ℝ A] {f : ℝ → ℝ} (a : A),
  (∀ x ∈ spectrum ℝ a, 0 ≤ f x) →
    autoParam (0 ≤ a) cfc_real_eq_nnreal._auto_1 → cfc f a = cfc (fun x => (f ↑x).toNNReal) a
Defined in
Mathlib.Analysis.CStarAlgebra.ContinuousFunctionalCalculus.Instances
Cited by
1 results in Mathlib
Foundations
Depth 199 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
TopologicalSpaceRingPartialOrderStarRingStarOrderedRingAlgebraIsSemitopologicalRingT2SpaceContinuousFunctionalCalculusNonnegSpectrumClass

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

Cites22

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

  • Setstatement · cited by 53,352
  • Realstatement and proof · cited by 25,697
  • TopologicalSpacestatement and proof · cited by 24,529
  • Algebrastatement and proof · cited by 11,388
  • Ringstatement and proof · cited by 7,463
  • PartialOrderstatement and proof · cited by 6,410
  • NNRealstatement and proof · cited by 4,310
  • StarRingstatement and proof · cited by 1,686
  • T2Spacestatement and proof · cited by 1,351
  • NNReal.toRealstatement and proof · cited by 1,260
  • StarOrderedRingstatement and proof · cited by 587
  • IsSelfAdjointstatement and proof · cited by 545

Cited by1

Results whose statement or proof uses this declaration.