TY - JOUR AU - L. I. Filozof TI - Application of the $A$-method to the investigation of Pade approximants of elementary functions JO - Informatics and Automation PY - 1987 SP - 225 EP - 226 VL - 180 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1987_180_a138/ LA - ru ID - TRSPY_1987_180_a138 ER -