TY - JOUR AU - D. Yu. Cherukhin TI - Lower bounds for the formula complexity of symmetric Boolean functions JO - Diskretnyj analiz i issledovanie operacij PY - 2000 SP - 86 EP - 98 VL - 7 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DA_2000_7_3_a5/ LA - ru ID - DA_2000_7_3_a5 ER -