proposition 12.43 Norm of a self-adjoint operator

open in the book · parts/02-mathematical-methods/10-hilbert-spaces.tex:1110 · p. 425

Rests on

depends_on proposition 12.42 Elementary consequences ¶
- depends_on definition 12.41 The operator classes ¶
  - depends_on definition 6.9 Compact set ¶
    - depends_on definition 6.5 Open cover ¶
      - depends_on definition 6.2 Open set ¶
      - depends_on equation 3.51 eq:set-indexed ¶
  - depends_on proposition 12.21 Characterization of orthogonal projections ¶
    - depends_on definition 12.20 Orthogonal projection operator ¶
      - depends_on theorem 12.18 Projection theorem ¶
    - depends_on theorem 12.18 Projection theorem ¶ ↺
    - proves proof ch:10-hilbert-spaces@proof-11 ¶
  - depends_on theorem 12.38 Existence and uniqueness of the adjoint ¶
    - depends_on definition 5.41 Adjoint ¶
      - depends_on definition 5.18 Inner product ¶
      - depends_on definition 5.37 Linear transformation ¶
    - depends_on proposition 12.37 $\mathcal{B}(\mathcal{H})$ is a Banach algebra ¶
      - depends_on definition 12.35 Bounded operator; operator norm ¶
      - depends_on proposition 12.8 Absolutely convergent series test ¶
      - proves proof ch:10-hilbert-spaces@proof-19 ¶
    - depends_on theorem 12.46 Riesz representation ¶
      - depends_on definition 12.45 Continuous linear functional; the dual ¶
      - depends_on theorem 12.18 Projection theorem ¶ ↺
      - proves proof ch:10-hilbert-spaces@proof-24 ¶
    - proves proof ch:10-hilbert-spaces@proof-20 ¶
- depends_on proposition 12.39 Algebra of the adjoint; the $C^{\ast}$ identity ¶
  - depends_on proposition 12.37 $\mathcal{B}(\mathcal{H})$ is a Banach algebra ¶ ↺
  - depends_on theorem 12.38 Existence and uniqueness of the adjoint ¶ ↺
  - proves proof ch:10-hilbert-spaces@proof-21 ¶
- proves proof ch:10-hilbert-spaces@proof-22 ¶
depends_on proposition 12.39 Algebra of the adjoint; the $C^{\ast}$ identity ¶ ↺
proves proof ch:10-hilbert-spaces@proof-23 ¶

Supports

depends_on lemma A.232 Attainment ¶
- depends_on lemma A.233 Construction of the system ¶
  - depends_on lemma A.234 The eigenvalues tend to zero, with finite multiplicity ¶
depends_on lemma A.239 The norm of a self-adjoint operator lies in its spectrum ¶
- depends_on proposition A.241 The polynomial calculus is isometric ¶
  - depends_on proposition A.243 Continuous functional calculus ¶
    - depends_on definition A.248 Cyclic vector and cyclic subspace ¶
      - depends_on lemma A.249 The cyclic case ¶
      - depends_on lemma A.250 Decomposition into cyclic subspaces ¶
    - depends_on proposition A.246 Bounded Borel functional calculus ¶
      - depends_on proposition A.262 Spectral theorem for an unbounded self-adjoint operator ¶
      - depends_on proposition A.261 Spectral theorem for a unitary operator ¶
    - depends_on proposition A.245 The measures $\mu_{x,y}$ ¶
      - depends_on lemma A.249 The cyclic case ¶ ↺
      - depends_on proposition A.246 Bounded Borel functional calculus ¶ ↺
depends_on theorem A.229 Hilbert–Schmidt ¶
depends_on theorem A.238 Spectral theorem, both forms ¶
- depends_on proposition A.280 Direct-integral form of the spectral theorem ¶
  - depends_on proposition A.282 The fibre maps are continuous on $\Phi$ ¶
- depends_on proposition A.261 Spectral theorem for a unitary operator ¶ ↺
- depends_on theorem A.279 Gelfand–Maurin ¶
  - depends_on example A.283 Momentum on the line ¶
- depends_on theorem A.253 Stone ¶
  - depends_on proposition A.263 The two constructions are inverse ¶
depends_on theorem 12.44 Hilbert–Schmidt: compact self-adjoint operators ¶
- depends_on theorem A.461 Completeness in the weighted and in the energy norm ¶
- depends_on theorem A.471 Spectral decomposition and completeness in $L^{2}_{r}$ ¶
  - depends_on lemma A.472 The pairing identity ¶
depends_on theorem 12.59 Spectral theorem for a bounded self-adjoint operator ¶
- depends_on definition 12.60 Functional calculus ¶
  - depends_on proposition 12.61 Uniqueness of the continuous functional calculus ¶
    - depends_on proposition A.243 Continuous functional calculus ¶ ↺
- depends_on theorem 12.107 Nuclear spectral theorem ¶
- depends_on theorem 12.91 Schur's lemma, commutant form ¶
  - depends_on proposition A.591 Any two irreducible Weyl systems are equivalent ¶
  - depends_on theorem 12.114 Stone–von Neumann ¶
- depends_on theorem 12.66 Stone ¶
  - depends_on corollary 12.112 Commutator of the momentum with a function of the position ¶
  - depends_on definition 12.109 Weyl system ¶
    - depends_on corollary 12.112 Commutator of the momentum with a function of the position ¶ ↺
    - depends_on definition A.580 Weyl operator ¶
      - depends_on definition A.585 The Gaussian average of the Weyl operators ¶
      - depends_on lemma A.581 Composition law ¶
    - depends_on example 12.110 The Schrödinger system ¶
      - depends_on proposition A.592 The vacuum of the Schrödinger system ¶
      - depends_on theorem A.579 Stone–von Neumann ¶
    - depends_on proposition 12.111 The Weyl relation is a covariance statement ¶
      - depends_on corollary 12.112 Commutator of the momentum with a function of the position ¶ ↺
    - depends_on theorem A.579 Stone–von Neumann ¶ ↺
    - depends_on theorem 12.114 Stone–von Neumann ¶ ↺
  - depends_on proposition 12.67 The generator is symmetric, and generates the motion ¶
    - depends_on lemma A.257 Integrated form of the equation of motion ¶
      - depends_on proposition A.258 The generator is closed ¶
    - depends_on proposition A.263 The two constructions are inverse ¶ ↺
    - depends_on proposition A.259 The generator is self-adjoint ¶
      - depends_on lemma A.260 Cayley transform of a self-adjoint operator ¶
      - depends_on proposition A.263 The two constructions are inverse ¶ ↺
    - depends_on proposition 12.111 The Weyl relation is a covariance statement ¶ ↺
    - depends_on theorem A.253 Stone ¶ ↺
  - depends_on proposition 12.111 The Weyl relation is a covariance statement ¶ ↺
  - depends_on theorem 25.34 Stone–von Neumann ¶
    - depends_on lemma 25.39 The low-degree images are forced ¶
      - depends_on example 25.45 Weyl ordering collapses ¶
    - depends_on theorem 25.38 Groenewold–van Hove ¶
      - depends_on corollary 25.41 Quantization is not a functor ¶
      - depends_on remark 24.57 The half-integer, and the honest status of the construction ¶
      - depends_on remark 24.55 What polarization costs ¶

Neighborhood

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Edges

type	direction	node	provenance	where
`depends_on`	→	Elementary consequences	declared	parts/02-mathematical-methods/10-hilbert-spaces.tex:1118
`depends_on`	→	Algebra of the adjoint; the $C^{\ast}$ identity	declared	parts/02-mathematical-methods/10-hilbert-spaces.tex:1118
`depends_on`	←	Attainment	declared	appendices/A-long-proofs.tex:11632
`depends_on`	←	The norm of a self-adjoint operator lies in its spectrum	declared	appendices/A-long-proofs.tex:11985
`depends_on`	←	Hilbert–Schmidt	declared	appendices/A-long-proofs.tex:11554
`depends_on`	←	Spectral theorem, both forms	declared	appendices/A-long-proofs.tex:11966
`depends_on`	←	Hilbert–Schmidt: compact self-adjoint operators	declared	parts/02-mathematical-methods/10-hilbert-spaces.tex:1163
`depends_on`	←	Spectral theorem for a bounded self-adjoint operator	declared	parts/02-mathematical-methods/10-hilbert-spaces.tex:1620
`proves`	←	ch:10-hilbert-spaces@proof-23	declared	parts/02-mathematical-methods/10-hilbert-spaces.tex:1121