Parameter-uniform convergence analysis on a Bakhvalov-type mesh with a smooth mesh-generating function using the preconditioning approach

Authors
  • Thái Anh Nhan

    Department of Mathematics and Computer Science, Santa Clara University, Santa Clara, CA 95053, USA

  • Relja Vulanovic

    Department of Mathematical Sciences, Kent State University at Stark, 6000 Frank Ave. NW, North Canton, OH 44720, USA

Keywords:
singular perturbation, convection-diffusion, boundary-value problem, Bakhvalov-type mesh, finite differences, uniform convergence, preconditioning
Abstract

The linear singularly perturbed convection-diffusion problem in one dimension is considered and its discretization on a Bakhvalov-type mesh generated by a smooth mesh-generating function is analyzed. The preconditioning technique is used to obtain the first-order pointwise convergence uniform in the perturbation parameter.

References
Additional Files
Published
25-03-2023
Section
Research Article
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Copyright (c) 2024 Letters on Applied and Pure Mathematics

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How to Cite

Parameter-uniform convergence analysis on a Bakhvalov-type mesh with a smooth mesh-generating function using the preconditioning approach. (2023). Letters on Applied and Pure Mathematics, 2(1), 21-34. https://lapmjournal.com/index.php/lapm/article/view/v2n1a16

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