TY - JOUR AU - Palata, Jan TI - First-order necessary condition for the existence of optimal point in nonlinear programming problem JO - Applications of Mathematics PY - 1980 SP - 257 EP - 266 VL - 25 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1980.103859/ DO - 10.21136/AM.1980.103859 LA - en ID - 10_21136_AM_1980_103859 ER -