TY JOUR TI METHOD OF NON-GRADIENT MINIMIZATION POWELL'64 IN THE TASKS OF MONITORING OPERATION OF MARINE DIESEL ENGINES KW non-gradient minimization KW the Rosenbrock function KW diesel engine operation KW compression polytrope KW functional KW the Least-squares method JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Yeryganov, A.. AU Maulevych, V.. AU Varbanets, R.. AU Zholtikov, E.. AU Ivanovskiy, V.. AU Kucherenko, Y.. PY 2017 IS PB Astrakhan State Technical University