Výsledky vyhledávání - singular boundary value problem with constraints

A Two-Dimensional Nonlocal Fractional Parabolic Initial Boundary Value Problem

Autoři: Said Mesloub Eman Alhazzani Hassan Eltayeb Gadain

Zdroj: Axioms, Vol 13, Iss 9, p 646 (2024)

Témata: caputo fractional derivative, well-posedness, strong solution, fractional Sobolev space, nonlocal constraint, Mathematics, QA1-939

Popis souboru: electronic resource

Relation: https://www.mdpi.com/2075-1680/13/9/646; https://doaj.org/toc/2075-1680

Přístupová URL adresa: https://doaj.org/article/03faf3b74a604ab795deb3e015113eca

The discrete character of the spectrum of a linear two-point boundary- value problem with constraints at singular points

Autoři: Kurochkin, S. V.

Témata: estimate, two-point boundary-value problem, differential equations, Eigenvalues, estimation of eigenvalues, upper and lower bounds of ordinary differential operators, linear ordinary, increase in the eigenvalues, constraints, General spectral theory of ordinary differential operators, singularities, spectrum

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/486862

Singular boundary value problem for the integrodifferential equation in an insurance model with stochastic premiums: Analysis and numerical solution

Autoři: N. B. Konyukhova T. A. Belkina S. V. Kurochkin

Zdroj: Computational Mathematics and Mathematical Physics. 52:1384-1416

Témata: 0101 mathematics, 01 natural sciences

Přístupová URL adresa: https://ui.adsabs.harvard.edu/abs/2012CMMPh..52.1384B/abstract
https://link.springer.com/article/10.1134/S0965542512100077
https://www.hse.ru/data/2014/02/11/1328424176/ComMat1210007BelkinaKOR.pdf

Solving singular coupled fractional differential equations with integral boundary constraints by coupled fixed point methodology

Autoři: Hasanen A. Hammad Watcharaporn Chaolamjiak

Zdroj: AIMS Mathematics, Vol 6, Iss 12, Pp 13370-13391 (2021)

Témata: Fixed Point Theorems, Economics, coupled fixed point techniques, b-metric spaces, Fixed point, Applied mathematics, Mathematical analysis, 01 natural sciences, Fixed Point Theorems in Metric Spaces, Differential equation, rational contractive mappings, green's functions, Physical Sciences, QA1-939, FOS: Mathematics, coupled fractional differential equations, Geometry and Topology, Uniqueness, 0101 mathematics, Fixed-point theorem, Boundary value problem, Mathematics, Order (exchange), Finance

Přístupová URL adresa: https://doaj.org/article/66f4112b395340e882aa019890af7461
https://www.aimspress.com/article/doi/10.3934/math.2021774

Hilbert’s Boundary Value Problem for a Class of Generalized Analytic Functions with a Singular Line

Autoři: Pavel Shabalin

Zdroj: Mathematical Physics and Computer Simulation. :15-28

On Connection between Solutions in Different Weighted Spaces to One Singular Elliptic Boundary Value Problem.

Autoři: Larin, A. A.¹ (AUTHOR) DOHIOR@yandex.ru

Zdroj: Siberian Mathematical Journal. Mar2020, Vol. 61 Issue 2, p290-297. 8p.

Témata: *BOUNDARY value problems, *DIFFERENTIAL operators, *FUNCTION spaces, *ELLIPTIC equations, *ELLIPTIC operators

An Optimization Algorithm for Solving Systems of Singular Boundary Value Problems

Autoři: Shaher Momani Zaer S. Abo-Hammour Othman M.-K. Alsmadi a další

Zdroj: Applied Mathematics & Information Sciences. 8:2809-2821

Témata: 2. Zero hunger, 0209 industrial biotechnology, 0202 electrical engineering, electronic engineering, information engineering, 02 engineering and technology

Přístupová URL adresa: http://www.naturalspublishing.com/Article.asp?ArtcID=6814
http://naturalspublishing.com/files/published/nyrg4ko461414x.pdf

Metaheuristic optimisation methods for approximate solving of singular boundary value problems.

Autoři: Sadollah, Ali Yadav, Neha Gao, Kaizhou a další

Zdroj: Journal of Experimental & Theoretical Artificial Intelligence. Aug2017, Vol. 29 Issue 4, p823-842. 20p.

Témata: *METAHEURISTIC algorithms, *APPROXIMATION theory, *BOUNDARY value problems, *WEIGHTED residual method, *SEARCH algorithms

A boundary-value problem with shift for a hyperbolic equation degenerate in the interior of a region

Autoři: Oleg A Repin Svetlana K Kumykova

Zdroj: Vestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, Vol 18, Iss 1, Pp 37-47 (2014)

Témata: cauchy problem, boundary-value problem with shift, fractional integro-differentiation operators, singular equation with cauchy kernel, regularizer, gauss hypergeometric function, euler gamma function, Mathematics, QA1-939

Popis souboru: electronic resource

Relation: https://journals.eco-vector.com/1991-8615/article/viewFile/20714/16974; https://doaj.org/toc/1991-8615; https://doaj.org/toc/2310-7081

Přístupová URL adresa: https://doaj.org/article/4bb3d815c1c34ef39a84735fcd5b1a4f

A comparison of different methods to solve inverse biharmonic boundary value problems

Autoři: A. Zeb Derek B. Ingham Lionel Elliott a další

Zdroj: International Journal for Numerical Methods in Engineering. 45:1791-1806

Témata: Iterative numerical methods for linear systems, biharmonic equation, Numerical methods for inverse problems for boundary value problems involving PDEs, singular value decomposition, Boundary element methods for boundary value problems involving PDEs, Laplace equation, Stability and convergence of numerical methods for boundary value problems involving PDEs, ill-conditioned system, numerical results, stability, boundary element method, regularization, Ill-posedness and regularization problems in numerical linear algebra, Boundary value problems for higher-order elliptic equations, inverse problem, minimal energy methods, Biharmonic, polyharmonic functions and equations, Poisson's equation in two dimensions, inverse boundary value problem

Popis souboru: application/xml

Přístupová URL adresa: http://ui.adsabs.harvard.edu/abs/1999IJNME..45.1791Z/abstract
https://onlinelibrary.wiley.com/doi/10.1002/(SICI)1097-0207(19990830)45:12%3C1791::AID-NME654%3E3.0.CO;2-Z/references

STRESS STATE PROBLEM OF THREE-LAYERED SOLID CYLINDERS WITH CONTINUOUSLY NONHOMOGENEOUS FILLER UNDER DIFFERENT END BOUNDARY CONDITIONS ; ЗАДАЧА ПРО НАПРУЖЕНИЙ СТАН ТРИШАРОВИХ СУЦІЛЬНИХ ЦИЛІНДРІВ ІЗ НЕПЕРЕРВНО-НЕОДНОРІДНИМ ЗАПОВНЮВАЧЕМ ЗА РІЗНИХ ГРАНИЧНИХ УМОВ НА ТОРЦЯХ

Autoři: Рожок, Л. С. Крук, Л. А. Ісаєнко, Г. Л.

Zdroj: Computer Science and Applied Mathematics; No. 1 (2025): Computer Science and Applied Mathematics; 41-47 ; Computer Science and Applied Mathematics; № 1 (2025): Computer Science and Applied Mathematics; 41-47 ; 2518-1785 ; 2413-6549 ; 10.26661/2786-6254-2025-1

Témata: axisymmetric problem, elastic modulus, continuously nonhomogeneous material, spline approximation, layered cylinders, вісесиметрична задача, модуль пружності, неперервно-неоднорідний матеріал, сплайн- апроксимація, шаруваті циліндри

Popis souboru: application/pdf

Relation: http://journalsofznu.zp.ua/index.php/comp-science/article/view/4555/4342

Dostupnost: http://journalsofznu.zp.ua/index.php/comp-science/article/view/4555
https://doi.org/10.26661/2786-6254-2025-1-05

The Riemann problem on a ray for generalized analytic functions with a singular line

Autoři: P. L. Shabalin R. R. Faizov

Zdroj: Известия Саратовского университета. Новая серия. Серия Математика. Механика. Информатика, Vol 23, Iss 1, Pp 58-69 (2023)

Témata: infinite index, integer functions of refined zero order, QA1-939, riemann problem, Mathematics, generalized analytical functions

Přístupová URL adresa: https://doaj.org/article/63acffbeefdd42d39894be861d179f5b

A recent survey on computational techniques for solving singularly perturbed boundary value problems.

Autoři: Kumar, Manoj Singh, Pitam Mishra, HradyeshKumar

Zdroj: International Journal of Computer Mathematics. Oct2007, Vol. 84 Issue 10, p1439-1463. 25p.

Témata: Computational mathematics, Boundary value problems, Differential equations, Reaction-diffusion equations, Perturbation theory, Approximation theory

A PHASE FIELD MODEL WITH THERMAL MEMORY GOVERNED BY THE ENTROPY BALANCE: A phase field model with thermal memory governed by the entropy balance.

Autoři: E. Bonetti P. Colli M. Fremond a další

Přispěvatelé: E. Bonetti P. Colli M. Fremond a další

Zdroj: Mathematical models and methods in applied sciences 13 (2003): 1565–1588.
info:cnr-pdr/source/autori:Bonetti E., Colli P., Frémond M./titolo:A phase field model with thermal memory governed by the entropy balance/doi:/rivista:Mathematical models and methods in applied sciences/anno:2003/pagina_da:1565/pagina_a:1588/intervallo_pagine:1565–1588/volume:13

Témata: 4. Education, existence, Partial functional-differential equations, Phase transformations in solids, 16. Peace & justice, 01 natural sciences, 7. Clean energy, Stefan problems, phase changes, etc, Integro-partial differential equations, Phase transitions, nonlinear integro-differential PDE's system, Entropy balance, Existence of solutions, Initial-boundary value problem, Nonlinear integro-differential PDE's system, Mathematics (all), Applied Mathematics, Modeling and Simulation, existence of solutions, Singular PDE system, Nonlinear parabolic equations, internal constraint, 0101 mathematics, entropy balance, initial-boundary value problem

Popis souboru: application/xml; application/pdf; STAMPA

Přístupová URL adresa: https://publications.cnr.it/doc/30984
http://www.cnr.it/prodotto/i/30984
https://www.worldscientific.com/doi/abs/10.1142/S0218202503003033
https://air.unimi.it/handle/2434/472125
https://iris.unipv.it/handle/11571/131806
https://hdl.handle.net/2434/472125
https://doi.org/10.1142/S0218202503003033

Numerical methods for the solution of two-point boundary value problems

Autoři: Sumarti, Novriana

Témata: 515.352

Přístupová URL adresa: https://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.423257

NUMERICAL TREATMENT OF MINIMAX CONTROL PROBLEMS BY MULTIPLE SHOOTING: Numerical treatment of minimax control problems by multiple shooting

Autoři: H. J. Oberle

Zdroj: Control Applications of Nonlinear Programming and Optimization ISBN: 9780080316659

Témata: Numerical solution of boundary value problems involving ordinary differential equations, Numerical optimization and variational techniques, Optimality conditions for minimax problems, state variable inequality constraints, boundary value problem, singular control, multiple shooting, 0101 mathematics, 01 natural sciences, Computational methods in systems theory, Control/observation systems governed by ordinary differential equations, Numerical methods based on necessary conditions, minimax optimal control

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/3967272
https://www.sciencedirect.com/science/article/pii/S147466701760925X
http://www.sciencedirect.com/science/article/pii/0066413885904744

Advancing Optimal Control Theory Using Trigonometry For Solving Complex Aerospace Problems

Autoři: Kshitij Mall

Témata: Aerospace engineering not elsewhere classified, Optimal Control Theory, Bang Bang Control, Singular Control, Human Mars Missions, Pontryagin's Minimum Principle, Direct Methods, Indirect Methods, GPOPS, Path Constraints, Mixed Constraints, Space Shuttle Reentry, Goddard Rocket Problem, Additional Necessary Conditions, Two-Point Boundary Value Problem, Regularization, Trigonometrization, Epsilon-Trig Regularization Method, Smoothing, Hamiltonian, Necessary Conditions of Optimality, Trigonometry, Multi-Point Boundary Value Problem, Aerospace Engineering

Relation: https://figshare.com/articles/thesis/Advancing_Optimal_Control_Theory_Using_Trigonometry_For_Solving_Complex_Aerospace_Problems/7418204

Dostupnost: https://doi.org/10.25394/pgs.7418204.v1

Convergent Numerical Scheme for Singular Stochastic Control with State Constraints in a Portfolio Selection Problem

Autoři: Budhiraja, Amarjit Ross, Kevin

Zdroj: SIAM Journal on Control and Optimization, 45(6)

Témata: 90B35, portfolio selection, singular control, Cost control, State space, Hamilton Jacobi equation, 68M20, Optimal control, stochastic control, Boundary value problem, Neumann problem, Solution uniqueness, 90B22, Hamilton-Jacobi-Bellman equations, Boundary condition, Cost function, 60J70, Optimal policy, Continuous control, State space method, Degenerate system, 60K25, Skorohod problem, Dirichlet problem, free boundary problem

Relation: https://cdr.lib.unc.edu/downloads/3197xw34x?file=thumbnail; https://cdr.lib.unc.edu/downloads/3197xw34x

Dostupnost: https://doi.org/10.17615/b8yx-2824
https://cdr.lib.unc.edu/downloads/3197xw34x?file=thumbnail
https://cdr.lib.unc.edu/downloads/3197xw34x

Brachistochronic motion of a nonholonomic variable-mass mechanical system in general force fields.

Autoři: Jeremić, Bojan Radulović, Radoslav Obradović, Aleksandar a další

Zdroj: Mathematics & Mechanics of Solids. Jan2019, Vol. 24 Issue 1, p281-298. 18p.

Témata: *BRACHISTOCHRONE curve, *BOUNDARY value problems, *MATHEMATICAL variables, *VARIABLE mass systems, *PROBLEM solving

A complete asymptotic expansion of a solution to a singular perturbation optimal control problem on an interval with geometric constraints

Autoři: A. R. Danilin

Zdroj: Proceedings of the Steklov Institute of Mathematics. 296:119-127

Témata: 0103 physical sciences, 0101 mathematics, 01 natural sciences

Přístupová URL adresa: https://link.springer.com/article/10.1134/S0081543817020110
https://link.springer.com/content/pdf/10.1134/S0081543817020110.pdf