TY  - JOUR
AU  - N. Ya. Kruglyak
TI  - Piecewise polynomial approximation with free nodes, and $F_\alpha$-characteristics for $\alpha\in[1-1/n,1)$
JO  - Algebra i analiz
PY  - 1997
SP  - 58
EP  - 72
VL  - 9
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AA_1997_9_2_a3/
LA  - ru
ID  - AA_1997_9_2_a3
ER  -