Search Results - Inverse theorems in approximation theory
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1
Authors: O. Vinogradov
Source: St. Petersburg Mathematical Journal. 35:907-928
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2
Authors: O. Vinogradov
Source: St. Petersburg Mathematical Journal. 34:573-589
Subject Terms: 0101 mathematics, 01 natural sciences
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3
Authors: Oleg Leonidovich Vinogradov
Source: Ufa Mathematical Journal. 15:42-61
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Authors: G.N. Kazimirov
Source: Problems of Physics, Mathematics and Technics. :92-94
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5
Authors: Oganesyan, Kristina
Thesis Advisors: Tikhonov, Sergey, 1976-
Source: TDX (Tesis Doctorals en Xarxa)
Subject Terms: Sèries de Fourier, Fourier series, Series de Fourier, Polinomis trigonomètrics, Trigonometric polynomials, Polinomios trigonométricos, Particions, Integer partitions, Particiones, Ciències Experimentals
File Description: application/pdf
Access URL: http://hdl.handle.net/10803/691687
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6
Authors:
Source: MATEMATIKA. :177-189
Subject Terms: 13. Climate action, 0101 mathematics, 01 natural sciences
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Authors:
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Source: Computational Methods and Function Theory. 20:39-61
Subject Terms: Faber Operators, Weighted Variable Exponent Smirnov Classes, Faber Series, Muckenhoupt Weights, Matrix Transforms, 0101 mathematics, Direct and Inverse Theorems, 01 natural sciences
File Description: application/pdf
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8
Authors:
Source: Analysis Mathematica. 25:187-203
Subject Terms: Mathematics - Functional Analysis, operator of generalized translation, direct and inverse theorems of approximation, FOS: Mathematics, Rate of convergence, degree of approximation, 0101 mathematics, 01 natural sciences, generalized modulus of smoothess, Functional Analysis (math.FA), 41A35 (41A50, 42A16)
File Description: application/xml
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9
Authors:
Source: Constructive Approximation. 60:463-514
Subject Terms: Multidimensional problems, \(C^2\)-domains, Numerical Analysis (math.NA), Numerical quadrature and cubature formulas, 01 natural sciences, Approximate quadratures, Approximation by polynomials, Inverse theorems in approximation theory, modulus of smoothness, Mathematics - Classical Analysis and ODEs, polynomial approximation, Classical Analysis and ODEs (math.CA), FOS: Mathematics, 41A10, 41A17, 41A27, 41A63, 41A55, 65D32, Jackson inequality, Mathematics - Numerical Analysis, 0101 mathematics, inverse theorem, Inequalities in approximation (Bernstein, Jackson, Nikol'skiĭ-type inequalities), 41A10, 41A17, 41A27, 41A63 (Primary), 41A55, 65D32 (Secondary)
File Description: application/xml
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10
Authors:
Subject Terms: Linear symmetric and selfadjoint operators (unbounded), Abstract approximation theory (approximation in normed linear spaces and other abstract spaces), Ritz's approximation, Inverse theorems in approximation theory, Finite element, Rayleigh-Ritz, Galerkin and collocation methods for ordinary differential equations, approximation of solution, boundary value conditions, operator equation, rate of approximation, selfajoint positive operator, positive operator, Equations and inequalities involving linear operators, with vector unknowns, smooth elements of operator
File Description: application/xml
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11
Authors: V. I. Ivanov
Source: Proceedings of the Steklov Institute of Mathematics. 273:1-13
Subject Terms: 0101 mathematics, 01 natural sciences
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12
Authors: Vinogradov, O. L.
Source: St. Petersburg Mathematical Journal; 1/10/2025, Vol. 35 Issue 6, p907-928, 22p
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13
Authors:
Source: Journal of Approximation Theory. 67:284-302
Subject Terms: Mathematics(all), Numerical Analysis, Inverse theorems in approximation theory, Simultaneous approximation, Applied Mathematics, Approximation by positive operators, Ditzian-Totik modulus of smoothness, Bernstein-Durrmeyer operators, Rate of convergence, degree of approximation, Bernstein operators, Analysis
File Description: application/xml
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14
Authors: N. A. Il'yasov
Source: Mathematical Notes of the Academy of Sciences of the USSR. 50:1253-1260
Subject Terms: best approximation by trigonometric polynomials, inverse Bernstein-type theorem, Inverse theorems in approximation theory, Trigonometric approximation
File Description: application/xml
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15
Authors:
Source: General Mathematics Notes. Feb2015, Vol. 26 Issue 2, p1-10. 10p.
Subject Terms: *MATHEMATICS theorems, *APPROXIMATION theory, *JACOBI integral, *MATHEMATICAL equivalence
People: BERNSTEIN, S.
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16
Authors:
Source: Fourier Analysis and Approximation of Functions ISBN: 9789048166411
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17
Authors: Vinogradov, O. L.
Source: St. Petersburg Mathematical Journal; 7/26/2023, Vol. 34 Issue 4, p573-589, 17p
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18
Authors:
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Source: Mathematics of Computation. 71:669-682
Subject Terms: Inverse theorems in approximation theory, 4. Education, positive definite functions, approximation orders, 0101 mathematics, Inequalities in approximation (Bernstein, Jackson, Nikol'skiĭ-type inequalities), 01 natural sciences, Interpolation in approximation theory, Approximation by other special function classes, interpolation, Saturation in approximation theory
File Description: application/xml
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19
Authors: Lin Sen Xie
Source: Acta Mathematica Sinica, English Series. 21:1241-1248
Subject Terms: Approximation by polynomials, Inverse theorems in approximation theory, Approximation by positive operators, 0101 mathematics, 01 natural sciences
File Description: application/xml
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20
Authors:
Subject Terms: Best approximation, Chebyshev systems, Inverse theorems in approximation theory, Ritz approximation, self-adjoint operator, Multidimensional problems, Hilbert space, best approximation
File Description: application/xml
Access URL: https://zbmath.org/2169434
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