TY - JOUR AU - V. I. Shmyrev TI - On the determination of fixed points of piecewise constant monotone mappings in $R^n$ JO - Doklady Akademii Nauk PY - 1981 SP - 299 EP - 301 VL - 259 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1981_259_2_a9/ LA - ru ID - DAN_1981_259_2_a9 ER -