TY - JOUR AU - A. S. Loginov TI - Approximation of continuous functions by broken lines JO - Matematičeskie zametki PY - 1969 SP - 149 EP - 160 VL - 6 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1969_6_2_a2/ LA - ru ID - MZM_1969_6_2_a2 ER -