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Found 498 Documents (Results 1–100)

Representations of polynomial covariance type commutation relations by piecewise function multiplication and composition operators. (English) Zbl 07822772

Silvestrov, Sergei (ed.) et al., Non-commutative and non-associative algebra and analysis structures. SPAS 2019. Selected papers based on the presentations at the international conference on stochastic processes and algebraic structures – from theory towards applications, Västerås, Sweden, September 30 – October 2, 2019. Cham: Springer. Springer Proc. Math. Stat. 426, 233-257 (2023).
MSC:  47B33 47L80 47L65
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Existence, uniqueness, and stability of best and near-best approximations. (English. Russian original) Zbl 07794495

Russ. Math. Surv. 78, No. 3, 399-442 (2023); translation from Usp. Mat. Nauk 78, No. 3, 3-52 (2023).
MSC:  41A65 46B20 54C65
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A MIP model for freight consolidation in road transportation considering outsourced fleet. (English) Zbl 1497.90049

Masone, Adriano (ed.) et al., Optimization and data science: trends and applications. 5th AIROYoung workshop and AIRO PhD school 2021 joint event, February 8–12, 2021. Cham: Springer. AIRO Springer Ser. 6, 99-109 (2021).
MSC:  90B06 90C11
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Gaining or losing perspective for piecewise-linear under-estimators of convex univariate functions. (English) Zbl 1481.90231

Gentile, Claudio (ed.) et al., Graphs and combinatorial optimization: from theory to applications. Proceedings of the 18th Cologne-Twente workshop on graphs and combinatorial optimization (CTW2020), online, September 14–16, 2020. Cham: Springer. AIRO Springer Ser. 5, 349-360 (2021).
MSC:  90C11 90C27
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Two methods for synthesis of state and disturbance observers for an unmanned aerial vehicle. (English. Russian original) Zbl 1475.93075

Autom. Remote Control 82, No. 8, 1426-1441 (2021); translation from Probl. Upr. 2020, No. 1, 3-16 (2020).
MSC:  93C85 93B50 93B53
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Problem of stabilizing a switching system using a piecewise-linear control system. (English. Russian original) Zbl 1447.93314

Mosc. Univ. Comput. Math. Cybern. 43, No. 4, 166-176 (2019); translation from Vestn. Mosk. Univ., Ser. XV 2019, No. 4, 22-32 (2019).
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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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Examples of the best piecewise linear approximation with free nodes. (English. Russian original) Zbl 1457.41019

Vestn. St. Petersbg. Univ., Math. 51, No. 4, 380-385 (2018); translation from Vestn. St-Peterbg. Univ., Ser. I, Mat. Mekh. Astron. 5(63), No. 4, 623-630 (2018).
MSC:  41A50
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A \(C^\ast \)-algebra of singular integral operators with shifts and piecewise quasicontinuous coefficients. (English) Zbl 1471.46053

André, Carlos (ed.) et al., Operator theory, operator algebras, and matrix theory. Based on the presentations at the international workshop on operator theory and operator algebras, WOAT 2016, Lisbon, Portugal, July 5–8, 2016. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 267, 25-64 (2018).
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Modified Delaunay empty sphere condition in the problem of approximation of the gradient. (English. Russian original) Zbl 1351.65015

Izv. Math. 80, No. 3, 549-556 (2016); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 80, No. 3, 95-102 (2016).
MSC:  65D25 65D07 65D18
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