An Exact Inequality of Jackson-Chernykh Type for Spline Approximations of Periodic Functions

被引：0

作者：

O. L. Vinogradov

机构：

[1] St. Petersburg State University,

来源：

Siberian Mathematical Journal | 2019年 / 60卷

关键词：

Jackson inequality; exact constant; splines;

D O I：

暂无

中图分类号：

学科分类号：

摘要：

We establish the inequality with exact constant for spline approximations of periodic functions which is similar to the Jackson-Chernykh inequality for approximations by trigonometric polynomials. We study the question of the least step in the obtained inequality.

引用

页码：412 / 428

页数：16

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