Journal of Siberian Federal University. Mathematics & Physics: Latest issue http://www.mathnet.ru/eng/jsfu 2026, Volume 19, Issue Issue 3 en-gb Copyright 2026, Wed, 08 Jul 2026 00:00:00 +0300 math-net2026_07@mi-ras.ru tche@mi-ras.ru Journal of Siberian Federal University. Mathematics & Physics http://www.mathnet.ru/JrnLogos/jsfu/jsfu08.jpg http://www.mathnet.ru/eng/jsfu Fast numerical methods for stochastic modeling based on probabilistic extensions Boris S. Dobronets, Olga A. Popova J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 291--299 http://mi.mathnet.ru/eng/jsfu1328 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1328 On the existence of solution of some inverse problem for the elliptic equation Anna Sh. Lyubanova, Alexandr V. Velisevich J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 300--307 http://mi.mathnet.ru/eng/jsfu1329 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1329 On multidimensional lacunary Hartogs series with Ostrovsky lacunae Arslan P. Mardanov, Tahir T. Tuychiev, Djurabay K. Tishabaev J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 308--319 http://mi.mathnet.ru/eng/jsfu1330 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1330 On the one model of Frank-Kamenetskii Alexander M. Kytmanov, Olga V. Khodos, Davlat Kh. Dzhumabaev J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 320--326 http://mi.mathnet.ru/eng/jsfu1331 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1331 Three-level superconductivity in YBCO doped with NiO nanoparticles Sergey V. Semenov, Mikhail I. Petrov, Timofey D. Balaev, Maksim S. Molokeev, Ivan V. Nemtsev, Viktor L. Kirillov, Oleg N. Martyanov, Denis M. Gokhfeld J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 327--334 http://mi.mathnet.ru/eng/jsfu1332 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1332 General metalanguage for formal proofs Nikolay A. Mishko J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 335--346 http://mi.mathnet.ru/eng/jsfu1333 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1333 Chemical synthesis of gold nanoparticles: mechanisms of formation and morphology control Amina Sh. Umarova, Anna V. Lukyanenko, Andrey V. Tsarenko, Aleksandr S. Fedorov, Aleksandr S. Aleksandrovsky, Mikhail N. Volochaev J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 347--356 http://mi.mathnet.ru/eng/jsfu1334 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1334 Modification of spatiotemporal interference suppression algorithms to improve their computational efficiency and accuracy of navigation parameter measurements Valery N. Tyapkin, Dmitry D. Dmitriev, Pavel V. Shtro, Igor V. Tyapkin, Evgenii D. Mikhov, Vasilii N. Ratushniak J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 357--368 http://mi.mathnet.ru/eng/jsfu1335 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1335 Transient asymptotic analysis of queueing system with non-stationary Poisson arrivals and server unit switches Yana A. Tyulenina, Ekaterina A. Fedorova J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 369--380 http://mi.mathnet.ru/eng/jsfu1336 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1336 Approximate solution for the self-similar decay of the far swirling turbulent wake Alexey V. Schmidt J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 381--390 http://mi.mathnet.ru/eng/jsfu1337 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1337 New explicit formula for generalized Bernoulli polynomials Faiza Azzouni, Farid Bencherif, Laala Khaldi J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 391--398 http://mi.mathnet.ru/eng/jsfu1338 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1338 Accurate conservation of invariant quantities for Keplerian orbit integration Oleg A. Zolotov, Nikita V. Morozov, Victor E. Zalizniak J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 399--405 http://mi.mathnet.ru/eng/jsfu1339 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1339 New properties of the Laplace transform in the classical domains of second type Gulmirza Kh. Khudayberganov, Shokhrukh Sh. Rajabov J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 406--416 http://mi.mathnet.ru/eng/jsfu1340 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1340 Bimodal cluster temporal logic: local filtration, stabilization, and decidability Kirill A. Petrov, Vladimir V. Rybakov J. Sib. Fed. Univ. Math. Phys., 2026, 19:3, 417--422 http://mi.mathnet.ru/eng/jsfu1341 Wed, 08 Jul 2026 00:00:00 +0300 Wed, 08 Jul 2026 00:00:00 +0300 http://mi.mathnet.ru/eng/jsfu1341