Geodesic
Direct and inverse theorems on approximation by piecewise polynomial functions
Fundamentalʹnaâ i prikladnaâ matematika, Tome 18 (2013) no. 5, pp. 129-144

Voir la notice de l'article provenant de la source Math-Net.Ru

The paper is concerned with some characteristics of approximation by piecewise polynomial functions with nonfixed knots in various integral metrics $L_p[a,b]$, $0$. 
@article{FPM_2013_18_5_a6,
     author = {A. S. Kochurov},
     title = {Direct and inverse theorems on approximation by piecewise polynomial functions},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {129--144},
     publisher = {mathdoc},
     volume = {18},
     number = {5},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2013_18_5_a6/}
}
TY  - JOUR
AU  - A. S. Kochurov
TI  - Direct and inverse theorems on approximation by piecewise polynomial functions
JO  - Fundamentalʹnaâ i prikladnaâ matematika
PY  - 2013
SP  - 129
EP  - 144
VL  - 18
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/FPM_2013_18_5_a6/
LA  - ru
ID  - FPM_2013_18_5_a6
ER  - 
%0 Journal Article
%A A. S. Kochurov
%T Direct and inverse theorems on approximation by piecewise polynomial functions
%J Fundamentalʹnaâ i prikladnaâ matematika
%D 2013
%P 129-144
%V 18
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/FPM_2013_18_5_a6/
%G ru
%F FPM_2013_18_5_a6
A. S. Kochurov. Direct and inverse theorems on approximation by piecewise polynomial functions. Fundamentalʹnaâ i prikladnaâ matematika, Tome 18 (2013) no. 5, pp. 129-144. http://geodesic.mathdoc.fr/item/FPM_2013_18_5_a6/