Algorithm for solution of systems of singularly perturbed differential equations with a differential turning point

被引:1
作者
Sobchuk, Valentyn [1 ]
Zelenska, Iryna [1 ]
Laptiev, Oleksandr [1 ]
机构
[1] Taras Shevchenko Natl Univ Kyiv, Kiev, Ukraine
关键词
small parameter; turning point; singular perturbations; asymptotics; Airy-Langer functions; ORDER;
D O I
10.24425/bpasts.2023.145682
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The dynamic development of science requires constant improvement of approaches to modeling physical processes and phenomena. Practically all scientific problems can be described by systems of differential equations. Many scientific problems are described by systems of differential equations of a special class, which belong to the group of so-called singularly perturbed differential equations. Mathematical models of processes described by such differential equations contain a small parameter near the highest derivatives, and it was the presence of this small factor that led to the creation of a large mathematical theory. The work proposes a developed algorithm for constructing uniform asymptotics of solutions to systems of singularly perturbed differential equations.
引用
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页数:8
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