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A new numerical method to solve pantograph delay differential equations with convergence analysis

Hossein Jafari, M. Mahmoudi, M. H. Noori Skandari

2021Advances in Difference Equations54 citationsDOIOpen Access PDF

Abstract

Abstract The main aim presented in this article is to provide an efficient transferred Legendre pseudospectral method for solving pantograph delay differential equations. At the first step, we transform the problem into a continuous-time optimization problem and then utilize a transferred Legendre pseudospectral method to discretize the problem. By solving this discrete problem, we can attain the pointwise and continuous estimated solutions for the major pantograph delay differential equation. The convergence of method has been considered. Also, numerical experiments are described to show the performance and precision of the presented technique. Moreover, the obtained results are compared with those from other techniques.

Topics & Concepts

PantographGauss pseudospectral methodMathematicsPseudospectral optimal controlChebyshev pseudospectral methodDiscretizationDelay differential equationLegendre polynomialsPointwiseConvergence (economics)Ordinary differential equationPartial differential equationDifferential equationPseudo-spectral methodNumerical analysisApplied mathematicsMathematical analysisFourier transformFourier analysisEconomicsClassical orthogonal polynomialsChebyshev equationOrthogonal polynomialsMechanical engineeringEngineeringEconomic growthFractional Differential Equations SolutionsBrake Systems and Friction AnalysisDifferential Equations and Numerical Methods
A new numerical method to solve pantograph delay differential equations with convergence analysis | Litcius