TY - BOOK AU - Girsanov,Igor Vladimirovich TI - Lectures on mathematical theory of extremum problems T2 - Lecture notes in economics and mathematical systems;67 SN - 0387058575 (New York) PY - 1972/// CY - Berlin, New York PB - Springer KW - Maxima and minima KW - Mathematical optimization KW - Functional analysis N1 - Translation of Let͡s︡ii po matematicheskoĭ teorii ėkstremalʹnykh zadach ER -