×

Found 18 Documents (Results 1–18)

Approximating characteristics of the classes of periodic multivariate functions in the space \(B_{ \infty , 1} \). (English. Ukrainian original) Zbl 1436.42005

Ukr. Math. J. 71, No. 2, 308-321 (2019); translation from Ukr. Mat. Zh. 71, No. 2, 271-282 (2019).
MSC:  42A10 41A46
PDFBibTeX XMLCite
Full Text: DOI

On the estimates of widths of the classes of functions defined by the generalized moduli of continuity and majorants in the weighted space \(L_{2,x}(0, 1)\). (English. Russian original) Zbl 1435.41029

Ukr. Math. J. 71, No. 2, 202-214 (2019); translation from Ukr. Mat. Zh. 71, No. 2, 179-189 (2019).
MSC:  41A46 46E35
PDFBibTeX XMLCite
Full Text: DOI

Estimation of the best bilinear approximations for the classes of \((\psi, \beta)\)-differentiable periodic multivariable functions. (English. Ukrainian original) Zbl 1429.41028

Ukr. Math. J. 70, No. 4, 649-660 (2018); translation from Ukr. Mat. Zh. 70, No. 4, 564-573 (2018).
MSC:  41A50
PDFBibTeX XMLCite
Full Text: DOI

Filter Results by …

all top 5

Year of Publication

all top 3

Main Field