Approximation by polynomials

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Publication:2653145

DOI10.1215/S0012-7094-43-01002-6zbMath0063.00919OpenAlexW1966219922WikidataQ56518507 ScholiaQ56518507MaRDI QIDQ2653145

J. A. Clarkson

Publication date: 1943

Published in: Duke Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1215/s0012-7094-43-01002-6




Related Items (42)

Approximation in Müntz spaces \(M_{\Lambda,p}\) of \(L_p\) functions for \(1<p<\infty\) and basesApproximation and existence of Schauder bases in Müntz spaces of \(L_{1}\) functionsApproximation on CurvesApproximation by Nonfundamental Sequences of TranslatesIsomorphic classification of reflexive Müntz spacesEssential norms of weighted composition operators on Müntz spacesLacunary Müntz systemsEssential norm of Cesàro operators on \(L^p\) and Cesàro spacesBanach subspaces of continuous functions possessing Schauder basesMarkov-Type Inequalities for Products of Müntz Polynomials RevisitedMüntz spaces and Remez inequalitiesAsymptotic Müntz–Szász theoremsGeneralizations of Müntz’s Theorem via a Remez-type inequality for Müntz spacesApproximation by Müntz-polynomials away from the originMüntz-Szász type theorems for the density of the span of powers of functionsEssential norms of Volterra and Cesàro operators on Müntz spacesClosure Theorems with Applications to Entire Functions with GapsOn the geometry of Müntz spacesSome results and open questions on spaceability in function spacesNotes on lacunary Müntz polynomialsFundamental sets of fractal functionsRemez-type inequalities and their applicationsMüntz-Jackson type theorems via interpolationThe density of rational functions in Markov systems: A counterexample to a conjecture of D. J. NewmanGeorge Lorentz and inequalities in approximationThe ``full Müntz theorem in \(L_p[0,1\) for \(0<p<\infty\).] ⋮ Estimation of a Dirichlet polynomial in cases of sparse exponentsThe closed span of an exponential system in the Banach spaces \(L^p(\gamma, \beta)\) and \(C[\gamma, \beta\)] ⋮ Markov-type inequalities for products of Müntz polynomialsObservation and prediction for the heat equationErweiterung der Approximationssätze von Jackson im Sinne von Ch. Müntz.IINonspanning sets of exponentials on curvesUniversalities of reproducing kernels revisitedEin funktionentheoretischer Beweis des Satzes von MüntzObservation and prediction for the heat equation. IIRestrictions on the coefficients of approximating polynomialsThe completeness of spaces of Dirichlet series with sufficiently sparse complex exponentsFunctions with identical \(L_p\) normsData Recovery from Cauchy Measurements in Transient Heat TransferOn the approximation of holomorphic functions by Müntz polynomials on an interval away from the originZeros of Chebyshev polynomials in Markov systemsAn Ingham-Müntz type theorem and simultaneous observation problems






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