• mathematics, Tonelli's theorem may refer to Tonelli's theorem (measure theory), a successor of Fubini's theorem Tonelli's theorem (functional analysis), a fundamental...
    333 bytes (66 words) - 18:28, 29 October 2024
  • mathematics, Tonelli's theorem in functional analysis is a fundamental result on the weak lower semicontinuity of nonlinear functionals on Lp spaces....
    2 KB (236 words) - 13:46, 9 April 2025
  • Tonelli may refer to: Tonelli (surname) Tonelli (film), a 1943 German film Tonelli's theorem (functional analysis) Tonelli's theorem Tonelli–Shanks algorithm...
    339 bytes (68 words) - 18:32, 16 December 2023
  • Parthasarathy's theorem (game theory) Sion's minimax theorem (game theory) Tonelli's theorem (functional analysis) Alternate Interior Angles Theorem (geometry)...
    78 KB (6,296 words) - 20:31, 6 July 2025
  • note in which Leonida Tonelli credits Severini for the first proof of Severini–Egorov theorem. Beals, Richard (2004), Analysis: An Introduction, Cambridge:...
    19 KB (2,618 words) - 07:42, 1 May 2025
  • Thumbnail for Leonida Tonelli
    Leonida Tonelli (19 April 1885 – 12 March 1946) was an Italian mathematician, noted for proving Tonelli's theorem, a variation of Fubini's theorem, and for...
    24 KB (1,786 words) - 08:03, 28 May 2025
  • Mazur's lemma (category Theorems in functional analysis)
    converges strongly to the same limit, and is used in the proof of Tonelli's theorem. Mazur's theorem—Let ( X , ‖ ⋅ ‖ ) {\displaystyle (X,\lVert \cdot \rVert )}...
    2 KB (269 words) - 05:49, 22 April 2025
  • Thumbnail for Semi-continuity
    Semi-continuity (category Mathematical analysis)
    results such as Tonelli's theorem in functional analysis, which characterizes the weak lower semicontinuity of nonlinear functionals on Lp spaces in terms...
    40 KB (6,634 words) - 19:26, 19 July 2025
  • Thumbnail for Convolution
    Convolution (category Functional analysis)
    case f∗g is also integrable (Stein & Weiss 1971, Theorem 1.3). This is a consequence of Tonelli's theorem. This is also true for functions in L1, under the...
    67 KB (8,819 words) - 22:44, 19 June 2025
  • Thumbnail for Problem solving
    problem-solving context, it can be used to formally represent a problem as a theorem to be proved, and to represent the knowledge needed to solve the problem...
    87 KB (9,928 words) - 12:52, 23 June 2025
  • mathematical analysis that uses variations, which are small changes in functions and functionals, to find maxima and minima of functionals: mappings from...
    58 KB (9,530 words) - 20:21, 15 July 2025
  • Thumbnail for Pontryagin duality
    Pontryagin duality (category Theorems in mathematical analysis)
    referred to as the Group Algebra of G {\displaystyle G} . By the Fubini–Tonelli theorem, the convolution is submultiplicative with respect to the L 1 {\displaystyle...
    39 KB (5,827 words) - 12:35, 26 June 2025
  • Thumbnail for Layer cake representation
    Layer cake representation (category Real analysis)
    {\displaystyle f(x)} , then exchanging integration order (see Fubini-Tonelli theorem) and simplifying in terms of the Lebesgue integral of an indicator...
    4 KB (730 words) - 15:32, 20 June 2025
  • Thumbnail for Gaetano Fichera
    Hodge theorem. As noted in the "Functional analysis and eigenvalue theory" section, his main direct contribution to the field of numerical analysis is the...
    106 KB (12,054 words) - 05:25, 11 March 2025
  • Bounded variation (category Real analysis)
    (Cesari 1936), Lamberto Cesari changed the continuity requirement in Tonelli's definition to a less restrictive integrability requirement, obtaining...
    61 KB (8,441 words) - 20:55, 29 April 2025
  • Total variation (category Mathematical analysis)
    the given function instead of as the supremum of the functionals of definitions 1.1 and 1.2. Theorem 1. The total variation of a differentiable function...
    25 KB (3,547 words) - 10:19, 19 June 2025
  • Thumbnail for Cesare Arzelà
    the Department of analysis. He conducted research in the field of theory of functions. His most famous student was Leonida Tonelli. In 1889 he generalized...
    4 KB (305 words) - 06:18, 29 May 2025
  • Hölder's inequality (category Theorems in functional analysis)
    of Σ1 and Σ2, and μ denotes the product measure of μ1 and μ2. Then Tonelli's theorem allows us to rewrite Hölder's inequality using iterated integrals:...
    44 KB (7,906 words) - 15:06, 2 June 2025
  • problem § Applications. Friedman, Harvey (1980). "A Consistent Fubini-Tonelli Theorem for Nonmeasurable Functions". Illinois J. Math. 24 (3): 390–395. doi:10...
    18 KB (2,182 words) - 20:49, 17 February 2025
  • Caccioppoli set (category Mathematical analysis)
    the extension of a functional from a subspace to the whole ambient space: the use of theorems generalizing the Hahn–Banach theorem is frequently encountered...
    30 KB (4,610 words) - 21:59, 27 March 2025
  • Fyodorovich Egorov, proved and published earlier a proof of the theorem now known as Egorov's theorem. He graduated in Mathematics from the University of Bologna...
    14 KB (1,324 words) - 19:47, 6 July 2025
  • His definition applied some important analytic tools and De Giorgi's theorem for the sets established a new tool for set theory as well as his own works...
    21 KB (2,119 words) - 14:53, 18 July 2025
  • Thumbnail for Binary GCD algorithm
    original (PS) on 13 May 2011. An analysis of the algorithm in the average case, through the lens of functional analysis: the algorithms' main parameters...
    17 KB (1,993 words) - 13:05, 28 January 2025
  • Thumbnail for Scuola Normale Superiore di Pisa
    neuroscientist Leonida Tonelli, mathematician, most noted for creating Tonelli's theorem, usually considered a forerunner to Fubini's theorem. Vito Volterra,...
    45 KB (5,744 words) - 10:19, 19 July 2025
  • Thumbnail for Luigi Amerio
    methods of functional analysis. Ghizzetti, Aldo (1945), Analisi matematica in Italia nel campo complesso (dal 1939 al 1945) [Mathematical analysis in Italy...
    16 KB (1,403 words) - 07:22, 24 January 2025