Found 574 Documents (Results 1–100)

100
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On approximation of functions on the half-line by Laguerre polynomials and functions. (English)Zbl 07588303

MSC:  41Axx 65Nxx 46Exx
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Polynomial inequalities, o-minimality and Denjoy-Carleman classes. (English)Zbl 07574800

MSC:  41Axx 26Exx 32Bxx
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Reproduction capabilities of penalized hyperbolic-polynomial splines. (English)Zbl 07540949

MSC:  41-XX 65-XX
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Atomic cluster expansion: completeness, efficiency and stability. (English)Zbl 07518052

MSC:  81Vxx 65Nxx 41Axx
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Generalizations of the Jensen functional involving diamond integrals via Abel-Gontscharoff interpolation. (English)Zbl 07512170

MSC:  41Axx 26Dxx 65Dxx
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Threshold approximations for the resolvent of a polynomial nonnegative operator pencil. (English. Russian original)Zbl 07491001

St. Petersbg. Math. J. 33, No. 2, 355-385 (2022); translation from Algebra Anal. 33, No. 2, 233-274 (2021).
MSC:  47A10 35B27 47A56
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Epsilon-nets, unitary designs, and random quantum circuits. (English)Zbl 1489.81011

MSC:  81P45 81P68 94A40
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The Lebesgue constants on projective spaces. (English)Zbl 07577197

MSC:  41A60 41A10 41A35
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MSC:  41Axx
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Approximation by spherical polynomials in $$L^p$$ for $$p<1$$. (Russian. English summary)Zbl 07499736

MSC:  41-XX 42-XX
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A Hermite interpolatory subdivision scheme constructed from quadratic rational Bernstein-Bezier spline. (English)Zbl 07428967

MSC:  41-XX 65-XX
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A new framework to relax composite functions in nonlinear programs. (English)Zbl 1478.90063

MSC:  90C11 90C30 90C26
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Continuous trigonometric collocation polynomial approximations with geometric and superconvergence analysis for efficiently solving semi-linear highly oscillatory hyperbolic systems. (English)Zbl 1471.65072

MSC:  65M70 65M12
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Asymptotic behaviour of the error of polynomial approximation of functions like $$\vert x\vert^{\alpha+i\beta}$$. (English)Zbl 1465.41002

MSC:  41A10 41A60
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On representation of minimal differential polynomials in two variables weakly coercive in the anisotropic Sobolev spaces. (Russian. English summary)Zbl 07415543

MSC:  47-XX 41-XX 46-XX

A robust version of Hegedus’s lemma, with applications. (English)Zbl 07298333

Makarychev, Konstantin (ed.) et al., Proceedings of the 52nd annual ACM SIGACT symposium on theory of computing, STOC ’20, Chicago, IL, USA, June 22–26, 2020. New York, NY: Association for Computing Machinery (ACM). 1349-1362 (2020).
MSC:  68Qxx
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Sparse approximation of data-driven polynomial chaos expansions: an induced sampling approach. (English)Zbl 1474.65008

MSC:  65C20 62E17
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Extension of the Lanczos-Phillips algorithm with Laurent biorthogonal polynomials and its application to the Thron continued fractions. (English)Zbl 07158295

MSC:  65-XX 41-XX
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Pointwise error estimate of the Legendre expansion: the known and unknown features. (English)Zbl 1440.65027

MSC:  65D15 33C45 41A60
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The use of the Ritz method and Laplace transform for solving 2D fractional-order optimal control problems described by the Roesser model. (English)Zbl 1433.49046

MSC:  49M25 49K20
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Solving the optimal control problems with constraint of integral equations via Müntz polynomials. (English)Zbl 1434.49003

MSC:  49J21 45G15 49M25
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MSC:  49M25
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A non-vanishing property for the signature of a path. (Une propriété de non-nullité pour la signature d’un chemin.) (English. French summary)Zbl 1418.60093

MSC:  60H30 60H05 58J65
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Formally verified approximations of definite integrals. (English)Zbl 1468.68301

MSC:  68V15 65D30 65G30
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Analysis of non-stationary Hermite subdivision schemes reproducing exponential polynomials. (English)Zbl 07006443

MSC:  65-XX 41-XX
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Weighted $$L^1$$ approximation on $$[- 1, 1]$$ via discrete de la Vallée Poussin means. (English)Zbl 07316214

MSC:  41-XX 26-XX
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Numerical solution of 2D fractional optimal control problems by the spectral method along with Bernstein operational matrix. (English)Zbl 1407.49044

MSC:  49M25 34A08 90C30
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Some applications of weighted norm inequalities to the error analysis of PDE-constrained optimization problems. (English)Zbl 1477.49045

MSC:  49M25 65N30
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Hyperbolic cross approximation. Lecture notes given at the courses on constructive approximation and harmonic analysis, Barcelona, Spain, May 30 – June 3, 2016. (English)Zbl 1414.41001

Advanced Courses in Mathematics – CRM Barcelona. Cham: Birkhäuser (ISBN 978-3-319-92239-3/pbk; 978-3-319-92240-9/ebook). xi, 218 p. (2018).
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Asymptotic expansions of Jacobi polynomials for large values of $$\beta$$ and of their zeros. (English)Zbl 1393.33011

MSC:  33C45 41A60 65D20
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Constructive description of Hardy-Sobolev spaces on strongly convex domains in $$\mathbb{C}^n$$. (English)Zbl 06898343

MSC:  65-XX 41-XX
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Fast non-polynomial interpolation and integration for functions with logarithmic singularities. (English)Zbl 06892281

MSC:  65-XX 41-XX
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Order statistics of the moduli of the eigenvalues of product random matrices from polynomial ensembles. (English)Zbl 1390.60041

MSC:  60B20 41A60
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An accurate, tractable, and analytically integrable polynomial expansion of the skewed Student’s $$t$$-distribution. (English)Zbl 1390.62019

MSC:  62E17 41A58
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Polynomial approximation of high-dimensional Hamilton-Jacobi-Bellman equations and applications to feedback control of semilinear parabolic PDEs. (English)Zbl 1385.49022

MSC:  49M25 49N35
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Bivariate Shepard-Bernoulli operators. (English)Zbl 07313864

MSC:  41-XX 65-XX
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Continuous collocation method for third kind integral-algebraic equations. (English)Zbl 07313820

MSC:  65-XX 41-XX
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Solution of optimal control problems with payoff term and fixed state endpoint by using Bezier polynomials. (English)Zbl 1424.49036

MSC:  49M25 65D17
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A numerical scheme for solving two-dimensional fractional optimal control problems by the Ritz method combined with fractional operational matrix. (English)Zbl 1400.49033

MSC:  49M25 49K21 49M15
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Poisson approximations for sum of Bernoulli random variables and its application to Ewens sampling formula. (English)Zbl 1395.62030

MSC:  62E17 60G50 60C05
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A generalization of Ritz-variational method for solving a class of fractional optimization problems. (English)Zbl 1378.49029

MSC:  49M25 49J40 34A08
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Asymptotic expansions for the psi function and the Euler-Mascheroni constant. (English)Zbl 1421.11109

MSC:  11Y60 41A60
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A numerical method for solving a nonlinear 2-D optimal control problem with the classical diffusion equation. (English)Zbl 1360.49022

MSC:  49M25 65M60
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Lower bounds for the approximate degree of block-composed functions. (English)Zbl 1388.68095

Chatzigiannakis, Ioannis (ed.) et al., 43rd international colloquium on automata, languages, and programming, ICALP 2016, Rome, Italy, July 12–15, 2016. Proceedings. Wadern: Schloss Dagstuhl – Leibniz Zentrum für Informatik (ISBN 978-3-95977-013-2). LIPIcs – Leibniz International Proceedings in Informatics 55, Article 17, 15 p. (2016).
MSC:  68Q17
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Fractional polynomial method for solving fractional order population growth model. (English)Zbl 1372.34014

MSC:  34A08 65L99 92D25
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A directed tabu search method for solving controlled Volterra integral equations. (English)Zbl 1371.65061

MSC:  65K10 49J21 49M25
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Local approximations of differentiable functions. (English. Russian original)Zbl 1371.41006

Math. Notes 100, No. 2, 256-262 (2016); translation from Mat. Zametki 100, No. 2, 248-255 (2016).
MSC:  41A10 41A65
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Polynomial meta-models with canonical low-rank approximations: numerical insights and comparison to sparse polynomial chaos expansions. (English)Zbl 1349.60056

MSC:  60G15 65C50 62H25
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SAMBA: sparse approximation of moment-based arbitrary polynomial chaos. (English)Zbl 1349.65417

MSC:  65M50 62E17
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Asymptotic expansions for the gamma function. (English)Zbl 1347.33007

MSC:  33B15 41A60
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Elementary functions. Algorithms and implementation. 3rd edition. (English)Zbl 1357.65029

New York, NY: Birkhäuser/Springer (ISBN 978-1-4899-7981-0/hbk; 978-1-4899-7983-4/ebook). xxv, 283 p. (2016).
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Asymptotic expansions related to the Glaisher-Kinkelin constant and its analogues. (English)Zbl 1405.11155

MSC:  11Y60 41A60 11B73
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Computer-hardware evaluation of mathematical functions. (English)Zbl 1338.65042

London: Imperial College Press (ISBN 978-1-78326-860-3/hbk; 978-1-78326-862-7/ebook). xvii, 414 p. (2016).
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MSC:  41Axx
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Weighted polynomial approximations: limits for learning and pseudorandomness. (English)Zbl 1375.68208

Garg, Naveen (ed.) et al., Approximation, randomization, and combinatorial optimization. Algorithms and techniques. Proceedings of the 18th international workshop on approximation algorithms for combinatorial optimization problems (APPROX 2015) and the 19th international workshop on randomization and computation (RANDOM 2015), Princeton, NJ, USA, August 24–26, 2015. Wadern: Schloss Dagstuhl – Leibniz Zentrum für Informatik (ISBN 978-3-939897-89-7). LIPIcs – Leibniz International Proceedings in Informatics 40, 625-644 (2015).
MSC:  68W20 68T05 68W25
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On partial derivatives of multivariate Bernstein polynomials. (Russian, English)Zbl 1374.41024

Mat. Tr. 18, No. 2, 22-38 (2015); translation in Sib. Adv. Math. 26, No. 4, 294-305 (2016).
MSC:  41A25 41A60 41A63
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Agnostic learning of disjunctions on symmetric distributions. (English)Zbl 1351.68208

MSC:  68T05 62E17 62J07
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Method for constructing approximate analytic solutions of differential equations with a polynomial right-hand side. (English. Russian original)Zbl 1332.34027

Comput. Math. Math. Phys. 55, No. 10, 1665-1673 (2015); translation from Zh. Vychisl. Mat. Mat. Fiz. 55, No. 10, 1694-1702 (2015).
MSC:  34A45 34A12
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Fifty years of Schoenberg’s problem on the convergence of spline interpolation. (English. Russian original)Zbl 1323.41011

Proc. Steklov Inst. Math. 288, Suppl. 1, S222-S237 (2015); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 20, No. 1, 52-67 (2014).
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Analytical expansions for parabolic equations. (English)Zbl 1332.35140

MSC:  35K15 74G10 91G20
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A family of $$H(\mathrm{div})$$ finite element approximations on polygonal meshes. (English)Zbl 1328.65248

MSC:  65N30 65N12
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MSC:  70G65
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Domain-of-attraction estimation for uncertain non-polynomial systems. (English)Zbl 07175113

MSC:  65-XX 41-XX
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Classification of nilpotent approximations of singular vector distributions in small dimensions. (Russian. English summary)Zbl 1345.58002

MSC:  58A30 17B66

Discontinuous Galerkin method and applications to fluid-structure interaction problems. (English)Zbl 1351.74081

Abgrall, Rémi (ed.) et al., High order nonlinear numerical schemes for evolutionary PDEs. Proceedings of the European workshop HONOM 2013, Bordeaux, France, March 18–22, 2013. Cham: Springer (ISBN 978-3-319-05454-4/hbk; 978-3-319-05455-1/ebook). Lecture Notes in Computational Science and Engineering 99, 185-208 (2014).
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On a symbolic representation of non-central Wishart random matrices with applications. (English)Zbl 1359.60014

MSC:  60B20 62H05 62E17
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