Creative Contribution of D. Ya. Petrina to the Development of Contemporary Mathematical Physics V. I. HerasymenkoP. V. Malyshev OriginalPaper Pages: 357 - 373
BCS Model Hamiltonian of the Theory of Superconductivity as a Quadratic Form D. Ya. Petrina OriginalPaper Pages: 374 - 409
On the Optimal Coefficient of Efficiency of a Semi-Markov System in the Scheme of Phase Lumping N. G. VovkodavL. N. Shlepakov OriginalPaper Pages: 410 - 419
Coconvex Approximation of Functions with More than One Inflection Point H. A. DzyubenkoV. D. Zalizko OriginalPaper Pages: 427 - 445
Nevanlinna–Pick Problem for Stieltjes Matrix Functions Yu. M. Dyukarev OriginalPaper Pages: 446 - 465
Boundary Functionals of a Semicontinuous Process with Independent Increments on an Interval T. V. Kadankova OriginalPaper Pages: 466 - 488
Euler Approximations of Solutions of Abstract Equations and Their Applications in the Theory of Semigroups Yu. S. MishuraH. M. Shevchenko OriginalPaper Pages: 489 - 503
On the Discreteness of the Structural Space of Weakly Completely Continuous Banach Algebras G. S. Mustafaev OriginalPaper Pages: 504 - 511
On the Decomposition of an Operator into a Sum of Four Idempotents V. I. Rabanovych OriginalPaper Pages: 512 - 519
Interpolation Sequences for the Class of Functions of Finite η-Type Analytic in the Unit Disk B. V. Vynnyts'kyiI. B. Sheparovych OriginalPaper Pages: 520 - 526
