Mathematics

• I. V. Boykov, V. A. Roudnev, A. I. Boykova, N. S. Stepanov
  Continuous operator method application for direct and inverse scattering problems247-272
• J. I. Buranov, J. K. Khusanov
  On stability with respect to the part of variables of a non-autonomous system in a cylindrical phase space273-284
• A. A. Kosov
  On maintaining the stability of the equilibrium of nonlinear oscillators under conservative perturbations285-294
• S. V. Sidorov, E. E. Chilina
  On non-hyperbolic algebraic automorphisms of a two-dimensional torus295-307

Applied mathematics and mechanics

• U. J. Mizher, V. N. Kovalnogov, P. A. Velmisov
  Mathematical modeling of a swirling jet in applications to low-emission combustion of low-grade fuels308-317

Mathematical life

• To the 80th anniversary of Ilya Vladimirovich Boykov318-321
• Congratulations to Shavkat Abdullaevich Ayupov322-322