## Found 417 Documents (Results 1–100)

100
MathJax

### Numerical solution of fourth-order BVPs by using Lidstone-collocation method. (English)Zbl 07529356

MSC:  34B05 11B83 41A10
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### Non-fragile $$H_\infty$$ control of periodic piecewise time-varying systems based on matrix polynomial approach. (English)Zbl 1483.93131

MSC:  93B36 93D23 93B52
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### Intermediate value problems for fractional differential equations. (English)Zbl 1476.34040

MSC:  34A08 45G05
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### Multivariate Haar systems in Besov function spaces. (English. Russian original)Zbl 1479.42095

Sb. Math. 212, No. 6, 810-842 (2021); translation from Mat. Sb. 212, No. 6, 73-108 (2021).
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### An operational matrix method to solve linear Fredholm-Volterra integro-differential equations with piecewise intervals. (English)Zbl 07372218

MSC:  65L60 34K07 45J05
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### Estimates for constrained approximation in $$\mathbb{L}^{\alpha,\beta}_{p,r}$$ space: piecewise polynomial. (English)Zbl 1450.41008

MSC:  41A81 41A10
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MSC:  33C45
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### Discrete projection methods for Hammerstein integral equations on the half-line. (English)Zbl 07347034

MSC:  65R20 45L05
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### Uniqueness of the continuation of a certain function to a positive definite function. (English. Russian original)Zbl 1442.42025

Math. Notes 107, No. 4, 639-652 (2020); translation from Mat. Zametki 107, No. 4, 575-590 (2020).
MSC:  42A82
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### Mathematical programming formulations for piecewise polynomial functions. (English)Zbl 1453.90164

MSC:  90C30 90C11
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### Galerkin and multi-Galerkin methods for weakly singular Volterra-Hammerstein integral equations and their convergence analysis. (English)Zbl 1449.65362

MSC:  65R20 45D05 45L05
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### Convergence analysis for derivative dependent Fredholm-Hammerstein integral equations with Green’s kernel. (English)Zbl 07169466

MSC:  65-XX 26-XX
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### Polynomials close to 0 resp. 1 on disjoint sets. (English)Zbl 1431.41002

MSC:  41A10 26C05
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### Gibbs-Wilbraham phenomenon on Lagrange interpolation based on analytic weights on the unit circle. (English)Zbl 1428.41002

MSC:  41A05 65D05
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### The Gibbs phenomenon for Stromberg’s piecewise linear wavelet. (English. Russian original)Zbl 1431.05091

J. Contemp. Math. Anal., Armen. Acad. Sci. 54, No. 2, 112-123 (2019); translation from Izv. Nats. Akad. Nauk Armen., Mat. 54, No. 2, 65-81 (2019).
MSC:  05C40 42C10
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### Theoretical and numerical studies of the $$P_NP_M$$ DG schemes in one space dimension. (English)Zbl 07144730

MSC:  65M12 65M60 33C45
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### A positive and monotone numerical scheme for Volterra-renewal equations with space fluxes. (English)Zbl 1438.65320

MSC:  65R20 45D05
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### The convergence of collocation solutions in continuous piecewise polynomial spaces for weakly singular Volterra integral equations. (English)Zbl 1420.65139

MSC:  65R20 65L20 65L60
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### Proximal mappings and Moreau envelopes of single-variable convex piecewise cubic functions and multivariable gauge functions. (English)Zbl 1423.49015

Hosseini, Seyedehsomayeh (ed.) et al., Nonsmooth optimization and its applications. Based on the workshop “Nonsmooth Optimization and its Applications”, Bonn, Germany, May 15–19, 2017. Cham: Birkhäuser. ISNM, Int. Ser. Numer. Math. 170, 89-130 (2019).
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### Projection and multi projection methods for nonlinear integral equations on the half-line. (English)Zbl 1425.65212

MSC:  65R20 45G10 45E10
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MSC:  65Dxx
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### Optimal control of linear multi-delay systems with piecewise constant delays. (English)Zbl 1403.49024

MSC:  49M30 49K15
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### Betti numbers of piecewiselex ideals. (English)Zbl 1442.13039

MSC:  13D02 13F20 13P20
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### Superconvergence results of iterated projection methods for linear Volterra integral equations of second kind. (English)Zbl 1394.65168

MSC:  65R20 45B05 45G10
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### Superconvergence results for linear second-kind Volterra integral equations. (English)Zbl 1394.65167

MSC:  65R20 45B05 45G10
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### A closed PP form of box splines via Green’s function decomposition. (English)Zbl 1392.41006

MSC:  41A15 41A10
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### Bounds on the number of solutions of polynomial systems and the Betti numbers of real piecewise algebraic hypersurfaces. (English)Zbl 1373.14048

MSC:  14M25 14P25 52C35
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### Some problems related to positive definite piecewise-linear functions. (Russian. English summary)Zbl 1480.42011

MSC:  42A82 42A05

### Superconvergence results for Volterra-Urysohn integral equations of second kind. (English)Zbl 1442.65461

Giri, Debasis (ed.) et al., Mathematics and computing. Third international conference, ICMC 2017, Haldia, India, January 17–21, 2017. Proceedings. Singapore: Springer. Commun. Comput. Inf. Sci. 655, 358-379 (2017).
MSC:  65R20 45G10
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### A new class of permutation polynomials over finite fields. (English)Zbl 1399.11180

MSC:  11T06 11T71
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### Interpolatory estimates in monotone piecewise polynomial approximation. (English)Zbl 1375.41004

J. Approx. Theory 223, 1-8 (2017); corrigendum ibid. 228, 79-80 (2018).
MSC:  41A10
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### Uniqueness theorem for sequences of piecewise polynomial functions. (English)Zbl 1373.42039

MSC:  42C25 26A39

### Nonlinear piecewise polynomial approximation and multivariate $$BV$$ spaces of a Wiener-L. Young type. I. (English)Zbl 1366.41006

MSC:  41A10 41A63
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### On some properties of the orthogonal polynomials over a contour with general Jacobi weight. (English. Ukrainian original)Zbl 1364.30007

J. Math. Sci., New York 220, No. 5, 533-553 (2017); translation from Ukr. Mat. Visn. 13, No. 1, 1-27 (2016).
MSC:  30C10 30C62
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MSC:  49M30
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### Numerical solution of piecewise constant delay systems based on a hybrid framework. (English)Zbl 06915921

MSC:  65L03 34K99
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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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### The generalization of high order Haar functions. (Chinese. English summary)Zbl 1363.42042

MSC:  42C05 94A12
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### The topological entropy of a family of cubic polynomials. (English)Zbl 1347.37033

MSC:  37B40 37F10
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### Global optimization with spline constraints: a new branch-and-bound method based on B-splines. (English)Zbl 1372.90074

MSC:  90C11 90C26 90C57
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### Conjugate functions on the closed interval and their relationship with uniform rational and piecewise polynomial approximations. (English. Russian original)Zbl 1339.41018

Math. Notes 99, No. 2, 272-283 (2016); translation from Mat. Zametki 99, No. 2, 248-261 (2016).
MSC:  41A20 41A10 41A50
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### Piecewise constructions of inverses of cyclotomic mapping permutation polynomials. (English)Zbl 1364.11154

MSC:  11T06 11T71
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### Piecewise affine approximations for functions of bounded variation. (English)Zbl 1336.41004

MSC:  41A10 26A45 26B30
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### Piecewise polynomial approximation methods in the theory of Nikol’skiĭ-Besov spaces. (English. Russian original)Zbl 1358.41004

J. Math. Sci., New York 209, No. 3, 319-480 (2015); translation from Sovrem. Mat., Fundam. Napravl. 50, 3-159 (2013).
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MSC:  41A58
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### Fourier reconstruction of univariate piecewise-smooth functions from non-uniform spectral data with exponential convergence rates. (English)Zbl 1327.65286

MSC:  65T40 65T50 92C55
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MSC:  11T06
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### Robust localization of the best error with finite elements in the reaction-diffusion norm. (English)Zbl 1326.41017

MSC:  41A15 65N15 65N30
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### On the leading coefficient of polynomials orthogonal over domains with corners. (English)Zbl 1326.33015

MSC:  33C45 30E15
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### When is the error in the $$h$$-BEM for solving the Helmholtz equation bounded independently of $$k$$? (English)Zbl 1320.65187

MSC:  65N38 35J05
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### Generalized sampling and the stable and accurate reconstruction of piecewise analytic functions from their Fourier coefficients. (English)Zbl 1312.41010

MSC:  41A10 41A25 42A10
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### Complexity of the derivative-free solution of systems of IVPs with unknown singularity hypersurface. (English)Zbl 1304.65168

MSC:  65L05 34A34 65Y20
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### Matrix decomposition algorithms for arbitrary order $$C^0$$ tensor product finite element systems. (English)Zbl 1297.65029

MSC:  65F05 65N22 65N30
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### Discrete transform with stick property based on $$\{\sin x\sin kx\}$$ and second kind Chebyshev polynomials systems. (Russian. English summary)Zbl 1310.42005

MSC:  42B05 42C10 41A50
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### Nowhere-zero $$\vec{k}$$-flows on graphs. (English)Zbl 1307.05089

MSC:  05C21 05A15 05C31
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### Generalized Walsh bases and applications. (English)Zbl 1309.42038

MSC:  42C10 94A60
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### Modeling heat exchangers by quadratic Volterra polynomials. (English. Russian original)Zbl 1301.93050

Autom. Remote Control 75, No. 1, 87-94 (2014); translation from Avtom. Telemekh. 2014, No. 1, 105-114 (2014).
MSC:  93B30 93C10
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### Time switched differential equations and the Euler polynomials. (English)Zbl 1307.34026

MSC:  34A36 34C25 34A45
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### Dimension of zero weight space: an algebro-geometric approach. (English)Zbl 1300.22008

MSC:  22E46 20G05 20G20
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### Constructing permutation polynomials from piecewise permutations. (English)Zbl 1288.11109

MSC:  11T06 11T71
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### On piecewise linear spectral sequences. (Chinese. English summary)Zbl 1299.42094

MSC:  42C10 42C40

### On positive definite piecewise linear functions and their applications. (English. Russian original)Zbl 1320.42005

Proc. Steklov Inst. Math. 280, 5-33 (2013); translation from Tr. Mat. Inst. Steklova 280, 11-40 (2013).
MSC:  42A82 42A05
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### An improvement to the homotopy perturbation method for solving the Hamilton-Jacobi-Bellman equation. (English)Zbl 1280.49035

MSC:  49L20 49M30 93C73
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### Cocycles on tropical varieties via piecewise polynomials. (English)Zbl 1295.14058

MSC:  14T05 14C17 14F99
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MSC:  65D07
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### Discrete superconvergence of collocation solutions for first-kind Volterra integral equations. (English)Zbl 1259.65216

MSC:  65R20 45D05 45A05
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### Quartic convex type piecewise polynomials. (English)Zbl 1265.41009

MSC:  41A10 41A15

MSC:  41A15
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### Fast derivative computation using smooth X-splines. (English)Zbl 1251.65034

MSC:  65D25 65D07 70M20
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MSC:  11T06
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