We found a match
Your institution may have rights to this item. Sign in to continue.
- Title
Best approximations of periodic functions of several variables from the classes B.
- Authors
Stasyuk, S.
- 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).
- Subjects
APPROXIMATION theory; PERIODIC functions; FOURIER series; POLYNOMIALS; CONTINUITY; EXPONENTIAL functions; TRIGONOMETRIC functions
- Publication
Mathematical Notes, 2010, Vol 87, Issue 1/2, p102
- ISSN
0001-4346
- Publication type
Article
- DOI
10.1134/S000143461001013X