TY - JOUR AU - E. D. Angelova AU - Khr. I. Semerdzhiev TI - Methods for simultaneous approximate derivation of the roots of algebraic, trigonometric and exponential equations JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1982 SP - 218 EP - 223 VL - 22 IS - 1 UR - http://geodesic.mathdoc.fr/item/ZVMMF_1982_22_1_a22/ LA - ru ID - ZVMMF_1982_22_1_a22 ER -