TY  - JOUR
AU  - V. V. Ivanov
TI  - Optimal precison approximation of functions with singular points unknow in advance
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1987
SP  - 120
EP  - 121
VL  - 180
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/TM_1987_180_a66/
LA  - ru
ID  - TM_1987_180_a66
ER  -