TY - JOUR AU - N. A. Zadorin TI - Analysis of formulas for numerical differentiation of functions with large gradients on a Bakhvalov mesh JO - Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki PY - 2021 SP - 261 EP - 275 VL - 163 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZKU_2021_163_3_a2/ LA - ru ID - UZKU_2021_163_3_a2 ER -