TY - JOUR AU - E. R. Avakov TI - Conditions for an extremum for smooth problems with constraints of equality type JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1985 SP - 680 EP - 693 VL - 25 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1985_25_5_a3/ LA - ru ID - ZVMMF_1985_25_5_a3 ER -