Representation of functions analytic in an open circle by Dirichlet series A. F. Leont'ev OriginalPaper Pages: 69 - 76
Best approximation of a differentiation operator in L2-space Yu. N. SubbotinL. V. Taikov OriginalPaper Pages: 100 - 105
Intersection of a sequence of imbedded closed sets N. N. VakhaniyaI. N. Kartsivadze OriginalPaper Pages: 106 - 109
Increasing solutions of linear second-order equations with nonnegative characteristic form A. S. Kalashnikov OriginalPaper Pages: 110 - 114
Generalized Titchmarsh divisor problem A. K. KarshievA. V. Sokolovskii OriginalPaper Pages: 120 - 124