TY - JOUR AU - G. G. Magaril-Il'yaev AU - V. M. Tikhomirov TI - Newton's Method, Differential Equations, and the Lagrangian Principle for Necessary Extremum Conditions JO - Informatics and Automation PY - 2008 SP - 156 EP - 177 VL - 262 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_2008_262_a11/ LA - ru ID - TRSPY_2008_262_a11 ER -