TY - JOUR AU - V. G. Korneev TI - Simple algorithms for calculation of the classical a posteriori error estimates of numerical solutions of elliptic equations JO - Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki PY - 2011 SP - 11 EP - 27 VL - 153 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZKU_2011_153_4_a1/ LA - ru ID - UZKU_2011_153_4_a1 ER -