• and C*-algebra theory, the continuous functional calculus is a functional calculus which allows the application of a continuous function to normal elements...
    24 KB (4,323 words) - 22:12, 17 March 2025
  • Borel functional calculus is more general than the continuous functional calculus, and its focus is different than the holomorphic functional calculus. More...
    11 KB (1,698 words) - 08:50, 30 January 2025
  • In mathematics, a functional calculus is a theory allowing one to apply mathematical functions to mathematical operators. It is now a branch (more accurately...
    4 KB (570 words) - 10:26, 21 January 2025
  • the continuous functional calculus, and then pass to measurable functions via the Riesz–Markov–Kakutani representation theorem. For the continuous functional...
    26 KB (3,809 words) - 05:57, 18 January 2025
  • In mathematics, holomorphic functional calculus is functional calculus with holomorphic functions. That is to say, given a holomorphic function f of a...
    31 KB (5,482 words) - 13:11, 10 July 2025
  • for the measurable functional calculus, just as the norm topology does for the continuous functional calculus. The linear functionals on the set of bounded...
    3 KB (489 words) - 23:12, 24 July 2025
  • would often want to include order relations, formulas involving continuous functional calculus, and spectral data as relations. For that reason, we use a relatively...
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  • f {\displaystyle f} , which is continuous on the spectrum of a {\displaystyle a} , the continuous functional calculus defines a self-adjoint element f...
    7 KB (1,174 words) - 14:18, 21 April 2025
  • (functional analysis) Friedrichs extension Stone's theorem on one-parameter unitary groups Stone–von Neumann theorem Functional calculus Continuous functional...
    5 KB (475 words) - 23:38, 19 July 2023
  • Functions that maximize or minimize functionals may be found using the Euler–Lagrange equation of the calculus of variations. A simple example of such...
    58 KB (9,530 words) - 20:21, 15 July 2025
  • the definition of continuity. Continuity is one of the core concepts of calculus and mathematical analysis, where arguments and values of functions are...
    63 KB (9,324 words) - 15:49, 8 July 2025
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    modern usage) Ghiloni, R.; Moretti, V.; Perotti, A. (2013). "Continuous slice functional calculus in quaternionic Hilbert spaces". Rev. Math. Phys. 25 (4):...
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  • In mathematical dynamics, discrete time and continuous time are two alternative frameworks within which variables that evolve over time are modeled. Discrete...
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  • integration sums a function f(x) over a continuous range of values of x, functional integration sums a functional G[f], which can be thought of as a "function...
    11 KB (1,815 words) - 00:44, 18 June 2025
  • In mathematical logic, the lambda calculus (also written as λ-calculus) is a formal system for expressing computation based on function abstraction and...
    90 KB (12,168 words) - 21:23, 2 August 2025
  • the calculus of variations, a field of mathematical analysis, the functional derivative (or variational derivative) relates a change in a functional (a...
    29 KB (5,102 words) - 18:57, 11 February 2025
  • Thumbnail for Functional analysis
    differential and integral equations. The usage of the word functional as a noun goes back to the calculus of variations, implying a function whose argument is...
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  • Thumbnail for Mathematical analysis
    generating functions. During this period, calculus techniques were applied to approximate discrete problems by continuous ones. In the 18th century, Euler introduced...
    45 KB (4,391 words) - 00:05, 30 July 2025
  • Thumbnail for Derivative
    or almost every point. Early in the history of calculus, many mathematicians assumed that a continuous function was differentiable at most points. Under...
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  • Multivariable calculus (also known as multivariate calculus) is the extension of calculus in one variable to calculus with functions of several variables:...
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  • Thumbnail for Differential calculus
    differential calculus is a subfield of calculus that studies the rates at which quantities change. It is one of the two traditional divisions of calculus, the...
    31 KB (4,452 words) - 07:11, 29 May 2025
  • principal square root is continuous on this set of matrices. These properties are consequences of the holomorphic functional calculus applied to matrices....
    29 KB (4,651 words) - 22:14, 17 March 2025
  • Wold's decomposition (category Theorems in functional analysis)
    V=\left(\bigoplus _{\alpha \in A}T_{z}\right)\oplus U.} So we invoke the continuous functional calculus f → f(U), and define Φ : C ∗ ( S ) → C ∗ ( V ) by Φ ( T f +...
    8 KB (1,123 words) - 00:18, 10 October 2024
  • of type − × X {\displaystyle -\times X} on objects; In functional programming and lambda calculus, function types are used to express the idea of higher-order...
    9 KB (1,225 words) - 11:21, 22 June 2025
  • self-adjoint operator are obtained by the continuous functional calculus.) The trace is a linear functional over the space of trace-class operators, that...
    18 KB (3,145 words) - 14:46, 27 March 2025
  • Currying (category Lambda calculus)
    provide a semantics for lambda calculus (as ordinary set theory is inadequate to do this). More generally, Scott-continuous functions are now studied in...
    36 KB (5,036 words) - 09:11, 23 June 2025
  • version of singular value decomposition. By property of the continuous functional calculus, |A| is in the C*-algebra generated by A. A similar but weaker...
    26 KB (4,272 words) - 13:01, 26 April 2025
  • version of singular value decomposition. By property of the continuous functional calculus, |A| is in the C*-algebra generated by A. A similar but weaker...
    12 KB (1,638 words) - 00:07, 26 January 2025
  • Thumbnail for Rama Cont
    in mathematics for his the "Causal functional calculus", a calculus for non-anticipative, or "causal", functionals on the space of paths. Cont and collaborators...
    24 KB (2,041 words) - 05:17, 30 June 2025
  • Thumbnail for Stochastic process
    ISBN 978-3-540-26653-2. Shreve, Steven E. (2004). Stochastic Calculus for Finance II: Continuous-Time Models. Springer Science+Business Media. ISBN 978-0-387-40101-0...
    168 KB (18,657 words) - 11:11, 30 June 2025