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Результаты 21-30 из 34.
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июн-2024Review of the research on the qualitative theory of differential equations at St.Petersburg University. I. Stable periodic points of diffeomorphisms with homoclinic points, systems with weakly hyperbolic invariant setsBegun, Nikita A.; Vasil’eva, Ekaterina V.; Zvyagintseva, Tatiana E.; Iljin, Yurii A.
июн-2024Determination of breakpoints and the magnitude of the jump of the original according to its Laplace imageLebedeva, Anastasia V.; Ryabov, Victor M.
июн-2024Integrability by quadratures of the problem of rolling motion of a heavy homogeneous ball on a surface of revolution of the second orderKuleshov, Alexander S.; Shishkov, Alexander A.
июн-2024Extremal problems of Tur´an-type involving the location of all zeros of a class of rational functionsMir, Mohammad Yu.; Wali, Shah L.; Shah, Wali M.
июн-2024In memoriam of Lev Meerovich Bregman (1941–2023)-
июн-2024Rigid body dynamics from the Euler equations to the spacecraft attitude control in the works of scientists from Saint Petersburg State University. Part 2Tikhonov, Аlexey А.
июн-2024Astronomical researches at the mathematical faculty of the St.Petersburg University. IProkopjeva, Marina S.; Krayani, Hussein A.; Il’in, Vladimir B.
июн-2024Gyroscopically coupled in-plane and transverse vibrations of an annular free-clamped microplateMorozov, Nikita F.; Lukin, Alexey V.; Popov, Ivan A.
июн-2024On the approximation of the field of attraction of a rigid body by the field of attraction of four material points of the same massBurov, Alexander A.; Nikonova, Ekaterina A.; Nikonov, Vasily I.
июн-2024Solution of the local boundary problem for nonlinear stationary system with account of the computer systems verificationKvitko, Aleksandr N.; Litvinov, Nikolay N.