• A Neumann series is a mathematical series of the form ∑ k = 0 ∞ T k {\displaystyle \sum _{k=0}^{\infty }T^{k}} where T {\displaystyle T} is an operator...
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  • Thumbnail for John von Neumann
    John von Neumann (/vɒn ˈnɔɪmən/ von NOY-mən; Hungarian: Neumann János Lajos [ˈnɒjmɒn ˈjaːnoʃ ˈlɒjoʃ]; December 28, 1903 – February 8, 1957) was a Hungarian...
    205 KB (23,374 words) - 14:58, 27 August 2024
  • of von Neumann regular rings is again von Neumann regular. Another important class of examples of von Neumann regular rings are the rings Mn(K) of n-by-n...
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  • In the foundations of mathematics, von Neumann–Bernays–Gödel set theory (NBG) is an axiomatic set theory that is a conservative extension of Zermelo–Fraenkel–choice...
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  • In physics, the von Neumann entropy, named after John von Neumann, is an extension of the concept of Gibbs entropy from classical statistical mechanics...
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  • Thumbnail for Georg Neumann
    Georg Neumann GmbH is a manufacturer of professional recording microphones. It was founded by Georg Neumann [de] and Erich Rickmann in 1928 and is based...
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  • In mathematics and in theoretical physics, the Stone–von Neumann theorem refers to any one of a number of different formulations of the uniqueness of...
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  • Thumbnail for Ordinal number
    {\displaystyle T_{<a}:=\{x\in T\mid x<a\}} ordered by inclusion. This motivates the standard definition, suggested by John von Neumann at the age of 19...
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  • above von Neumann equation, ∂ W ( x , p , t ) ∂ t = − { { W ( x , p , t ) , H ( x , p ) } } , {\displaystyle {\frac {\partial W(x,p,t)}{\partial t}}=-\{\{W(x...
    36 KB (5,245 words) - 19:07, 29 June 2024
  • In mathematics, the Liouville–Neumann series is an infinite series that corresponds to the resolvent formalism technique of solving the Fredholm integral...
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  • In numerical analysis, von Neumann stability analysis (also known as Fourier stability analysis) is a procedure used to check the stability of finite...
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  • Thumbnail for Thymine
    uracil. Thymine was first isolated in 1893 by Albrecht Kossel and Albert Neumann from calf thymus glands, hence its name. As its alternate name (5-methyluracil)...
    10 KB (889 words) - 09:48, 9 August 2024
  • Thumbnail for George Conway
    Trump, supporting Black Lives Matter". USA Today. Retrieved July 11, 2020. Neumann, Sean (July 2, 2020). "Kellyanne Conway's Daughter Is an Anti-Trump TikTok...
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  • / k B T {\displaystyle \lambda _{n}=(1-e^{-\omega /k_{B}T})e^{-n\omega /k_{B}T}} for nonnegative integers n {\displaystyle n} . The Von Neumann Entropy...
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  • Direct integral (category Von Neumann algebras)
    Hilbert spaces and direct integrals of von Neumann algebras. The concept was introduced in 1949 by John von Neumann in one of the papers in the series On Rings...
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  • von Neumann J, Morgenstern O (1953) [1944]. Theory of Games and Economic Behavior (Third ed.). Princeton, NJ: Princeton University Press. Borch K (January...
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  • Thumbnail for List of compositions by Johann Sebastian Bach
    166ff Neumann, NBA I/36, Krit. Bericht: 20ff Neumann, NBA I/36, Krit. Bericht: 24ff Neumann, NBA I/39, Krit. Bericht: 42 Dürr, Bericht Duisburg Neumann, NBA...
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  • Thumbnail for Bessel function
    k = 1 ∞ a k ν J ν + k ( z ) {\displaystyle f(z)=a_{0}^{\nu }J_{\nu }(z)+2\cdot \sum _{k=1}^{\infty }a_{k}^{\nu }J_{\nu +k}(z)} is called Neumann expansion...
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  • n ∑ k = 0 n − 1 f ( T k x ) = E ( f ) . {\displaystyle \lim _{n\rightarrow \infty }\;{\frac {1}{n}}\sum _{k=0}^{n-1}f(T^{k}x)=E(f).} Von Neumann's mean...
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  • the Neumann polynomials, introduced by Carl Neumann for the special case α = 0 {\displaystyle \alpha =0} , are a sequence of polynomials in 1 / t {\displaystyle...
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  • Thumbnail for Cytotoxic T cell
    PMID 32202240. S2CID 214609305. Neumann H, Medana IM, Bauer J, Lassmann H (June 2002). "Cytotoxic T lymphocytes in autoimmune and degenerative...
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  • Thumbnail for Boeing–Saab T-7 Red Hawk
    Trainers Despite Already Buying T-7 Red Hawks". The Drive. Archived from the original on 23 September 2023. Neumann, Norbert (15 November 2023). "Dubai...
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  • von Neumann, and are sometimes referred to as von Neumann machines or clanking replicators. The term gray goo was coined by nanotechnology pioneer K. Eric...
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  • Thumbnail for Kopp's law
    present. The Kopp–Neumann law, named for Kopp and Franz Ernst Neumann, is a common approach for determining the specific heat C (in J·kg−1·K−1) of compounds...
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  • … b k 3 a k 2 b k 1 {\displaystyle \omega =\ldots b^{k_{3}}a^{k_{2}}b^{k_{1}}} with k 1 > 0 ,   k 2 , k 3 , … , k n ≠ 0 ,   n ≥ 1 {\displaystyle k_{1}>0...
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  • David Emil Neumann (born October 5, 1941) is a politician in the Canadian province of Ontario. He was the mayor of Brantford from 1980 to 1987 and served...
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  • Thumbnail for Maxwell–Boltzmann statistics
    i e ( ε i − μ ) / k T = N Z g i e − ε i / k T , {\displaystyle \langle N_{i}\rangle ={\frac {g_{i}}{e^{(\varepsilon _{i}-\mu )/kT}}}={\frac {N}{Z}}\...
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  • Thumbnail for Hilbert space
    (which forms the mathematical underpinning of thermodynamics). John von Neumann coined the term Hilbert space for the abstract concept that underlies many...
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  • Thumbnail for WeWork
    from investors based on disclosures in the S-1, company co-founder Adam Neumann resigned from his position as CEO and gave up majority voting control....
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  • v k v k + 1 − 2 v k + v k − 1 = h 2 λ v k ( v k + 1 − v k ) − ( v k − v k − 1 ) = h 2 λ v k w k − w k − 1 = h 2 λ v k = h 2 λ w k − 1 + h 2 λ v k − 1...
    11 KB (2,781 words) - 16:17, 8 April 2022