• In mathematics, particularly in functional analysis, the spectrum of a bounded linear operator (or, more generally, an unbounded linear operator) is a...
    30 KB (5,657 words) - 07:49, 12 September 2024
  • spectrum of a linear operator T {\displaystyle T} that operates on a Banach space X {\displaystyle X} is a fundamental concept of functional analysis...
    26 KB (3,810 words) - 21:19, 1 October 2024
  • discrete spectrum of T. Spectrum (functional analysis) Resolvent formalism Decomposition of spectrum (functional analysis) Discrete spectrum (mathematics)...
    8 KB (1,364 words) - 00:19, 13 June 2024
  • This is a list of functional analysis topics. See also: Glossary of functional analysis. Bra–ket notation Definite bilinear form Direct integral Euclidean...
    5 KB (475 words) - 23:38, 19 July 2023
  • decomposition for linear operator: spectral theorem Decomposition of spectrum (functional analysis) This disambiguation page lists articles associated with the...
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  • }(L)=\emptyset .} Spectrum (functional analysis) Decomposition of spectrum (functional analysis) Normal eigenvalue Essential spectrum Spectrum of an operator...
    5 KB (851 words) - 01:58, 10 April 2023
  • linear algebra Spectrum (functional analysis), a generalization of the concept of matrix eigenvalues to operators Spectrum of a graph, studied in spectral...
    8 KB (974 words) - 18:12, 24 October 2024
  • "Resolvent set", Encyclopedia of Mathematics, EMS Press Resolvent formalism Spectrum (functional analysis) Decomposition of spectrum (functional analysis)...
    3 KB (453 words) - 05:29, 4 February 2024
  • spectral analysis Riesz projector Self-adjoint operator Spectrum (functional analysis), Resolvent formalism, Decomposition of spectrum (functional analysis) Spectral...
    32 KB (4,668 words) - 11:23, 22 May 2024
  • Autism (redirect from Autism spectrum)
    Autism or autism spectrum disorder (ASD), is a neurodevelopmental disorder characterized by repetitive, restricted, and inflexible patterns of behavior...
    256 KB (27,481 words) - 00:44, 23 November 2024
  • Multiplication operator (category Functional analysis)
    and spectrum of a multiplication operator on any Lp space. Translation operator Shift operator Transfer operator Decomposition of spectrum (functional analysis)...
    5 KB (654 words) - 21:19, 1 October 2024
  • Thumbnail for Spectrum (physical sciences)
    modeled with tools of functional analysis, specifically by the decomposition of the spectrum of a linear operator acting on a functional space. In classical...
    22 KB (2,736 words) - 12:12, 6 September 2024
  • formalism is a technique for applying concepts from complex analysis to the study of the spectrum of operators on Banach spaces and more general spaces. Formal...
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  • Thumbnail for Spectrum
    the multiset of the eigenvalues of the matrix. In functional analysis, the concept of the spectrum of a bounded operator is a generalization of the eigenvalue...
    6 KB (949 words) - 16:05, 20 January 2024
  • only a holomorphic functional calculus exists. If one wants to extend the natural functional calculus for polynomials on the spectrum σ ( a ) {\displaystyle...
    24 KB (4,323 words) - 11:08, 10 March 2024
  • Thumbnail for Spectrum analyzer
    designed to enable a new class of geographically-distributed spectrum monitoring and analysis applications. The key attribute is the ability to connect the...
    31 KB (3,808 words) - 11:26, 14 October 2024
  • Thumbnail for Functional magnetic resonance imaging
    Functional magnetic resonance imaging or functional MRI (fMRI) measures brain activity by detecting changes associated with blood flow. This technique...
    109 KB (14,211 words) - 05:36, 17 November 2024
  • _{2}}=P_{\Gamma _{2}}P_{\Gamma _{1}}=0.} Spectrum (functional analysis) Decomposition of spectrum (functional analysis) Spectrum of an operator Resolvent formalism...
    3 KB (510 words) - 20:44, 18 January 2024
  • In mathematics, the Gelfand representation in functional analysis (named after I. M. Gelfand) is either of two things: a way of representing commutative...
    12 KB (1,817 words) - 16:44, 26 August 2024
  • Thumbnail for Fetal alcohol spectrum disorder
    significant impairment in functional behavior because of underlying brain damage. Many indications of fetal alcohol spectrum disorders are developmental...
    138 KB (15,886 words) - 09:06, 22 November 2024
  • This is a glossary for the terminology in a mathematical field of functional analysis. Throughout the article, unless stated otherwise, the base field...
    21 KB (3,203 words) - 13:35, 29 October 2024
  • In functional analysis, a branch of mathematics, the Borel functional calculus is a functional calculus (that is, an assignment of operators from commutative...
    11 KB (1,698 words) - 22:40, 7 October 2024
  • Harmonic Theory, p. xii. Eytan Agmon, "Functional Harmony Revisited: A Prototype-Theoretic Approach", Music Theory Spectrum 17/2 (Autumn 1995), pp. 202-203....
    20 KB (2,671 words) - 10:16, 18 October 2024
  • Thumbnail for ZX Spectrum
    The ZX Spectrum (UK: /zɛd ɛks/) is an 8-bit home computer developed and marketed by Sinclair Research. Considered one of the most influential computers...
    144 KB (13,829 words) - 03:24, 19 November 2024
  • In order to consider something to fall under the spectrum of analytic, it must demonstrate a functional relationship and it must be provable. Baer et al...
    83 KB (9,641 words) - 06:25, 21 November 2024
  • Thumbnail for Least-squares spectral analysis
    analysis (LSSA) is a method of estimating a frequency spectrum based on a least-squares fit of sinusoids to data samples, similar to Fourier analysis...
    28 KB (3,354 words) - 11:45, 30 May 2024
  • Thumbnail for Hilbert space
    success of Hilbert space methods ushered in a very fruitful era for functional analysis. Apart from the classical Euclidean vector spaces, examples of Hilbert...
    128 KB (17,481 words) - 23:15, 6 November 2024
  • seek to estimate the whole generating spectrum. Spectrum analysis, also referred to as frequency domain analysis or spectral density estimation, is the...
    23 KB (3,535 words) - 13:19, 8 November 2024
  • Spectrum continuation analysis (SCA) is a generalization of the concept of Fourier series to non-periodic functions of which only a fragment has been sampled...
    4 KB (530 words) - 21:20, 5 July 2023
  • _{\mathrm {ess} ,5}(A).} Decomposition of spectrum (functional analysis) Discrete spectrum (mathematics) Essential spectrum Fredholm operator Operator theory...
    7 KB (1,049 words) - 05:17, 22 May 2022