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Best approximations of periodic functions of several variables from the classes B.
- Source :
- Mathematical Notes; Feb2010, Vol. 87 Issue 1/2, p102-114, 13p
- Publication Year :
- 2010
-
Abstract
- We obtain order-sharp estimates of best approximations for the classes B of periodic functions of several variables by trigonometric polynomials whose spectra are generated by the level surfaces of the function Ω( t). [ABSTRACT FROM AUTHOR]
Details
- Language :
- English
- ISSN :
- 00014346
- Volume :
- 87
- Issue :
- 1/2
- Database :
- Complementary Index
- Journal :
- Mathematical Notes
- Publication Type :
- Academic Journal
- Accession number :
- 48794255
- Full Text :
- https://doi.org/10.1134/S000143461001013X