Polosin, A. A. On one degenerating singular integral operator. (English. Russian original) Zbl 1481.45011 Differ. Equ. 57, No. 10, 1413-1417 (2021); translation from Differ. Uravn. 57, No. 10, 1436-1440 (2021). MSC: 45P05 PDF BibTeX XML Cite \textit{A. A. Polosin}, Differ. Equ. 57, No. 10, 1413--1417 (2021; Zbl 1481.45011); translation from Differ. Uravn. 57, No. 10, 1436--1440 (2021) Full Text: DOI OpenURL
Kussainova, L. K.; Sultanaev, Ya. T.; Kassym, A. S. On an invertible extension of a nonself-adjoint singular differential operator on the half-line. (English. Russian original) Zbl 07452242 Differ. Equ. 57, No. 10, 1408-1412 (2021); translation from Differ. Uravn. 57, No. 10, 1431-1435 (2021). MSC: 47-XX PDF BibTeX XML Cite \textit{L. K. Kussainova} et al., Differ. Equ. 57, No. 10, 1408--1412 (2021; Zbl 07452242); translation from Differ. Uravn. 57, No. 10, 1431--1435 (2021) Full Text: DOI OpenURL
Vlasov, V. V.; Rautian, N. A. Exponential stability of semigroups generated by Volterra integro-differential equations with singular kernels. (English. Russian original) Zbl 1481.45008 Differ. Equ. 57, No. 10, 1402-1407 (2021); translation from Differ. Uravn. 57, No. 10, 1426-1430 (2021). MSC: 45J05 45D05 45P05 PDF BibTeX XML Cite \textit{V. V. Vlasov} and \textit{N. A. Rautian}, Differ. Equ. 57, No. 10, 1402--1407 (2021; Zbl 1481.45008); translation from Differ. Uravn. 57, No. 10, 1426--1430 (2021) Full Text: DOI OpenURL
Aristov, A. I. Exact solutions of three Sobolev equations containing fourth-order pseudo-Laplacians. (English. Russian original) Zbl 1480.35085 Differ. Equ. 57, No. 10, 1396-1401 (2021); translation from Differ. Uravn. 57, No. 10, 1421-1425 (2021). MSC: 35C05 35K25 35K55 35K70 PDF BibTeX XML Cite \textit{A. I. Aristov}, Differ. Equ. 57, No. 10, 1396--1401 (2021; Zbl 1480.35085); translation from Differ. Uravn. 57, No. 10, 1421--1425 (2021) Full Text: DOI OpenURL
Chechkina, A. G. On the behavior of the spectrum of a perturbed Steklov boundary value problem with a weak singularity. (English. Russian original) Zbl 1480.35303 Differ. Equ. 57, No. 10, 1382-1395 (2021); translation from Differ. Uravn. 57, No. 10, 1407-1420 (2021). MSC: 35P15 35J05 35J25 PDF BibTeX XML Cite \textit{A. G. Chechkina}, Differ. Equ. 57, No. 10, 1382--1395 (2021; Zbl 1480.35303); translation from Differ. Uravn. 57, No. 10, 1407--1420 (2021) Full Text: DOI OpenURL
Chetverikov, V. N. Representing invertible linear differential operators as the composition of triangular ones. (English. Russian original) Zbl 07452238 Differ. Equ. 57, No. 10, 1372-1381 (2021); translation from Differ. Uravn. 57, No. 10, 1397-1406 (2021). MSC: 47-XX 34-XX PDF BibTeX XML Cite \textit{V. N. Chetverikov}, Differ. Equ. 57, No. 10, 1372--1381 (2021; Zbl 07452238); translation from Differ. Uravn. 57, No. 10, 1397--1406 (2021) Full Text: DOI OpenURL
Mirsaburov, M.; Islomov, N. B. Problem with a Bitsadze-Samarskii condition on parallel characteristics for a mixed type equation of the second kind. (English. Russian original) Zbl 1480.35300 Differ. Equ. 57, No. 10, 1358-1371 (2021); translation from Differ. Uravn. 57, No. 10, 1384-1396 (2021). MSC: 35M12 35A01 35A02 PDF BibTeX XML Cite \textit{M. Mirsaburov} and \textit{N. B. Islomov}, Differ. Equ. 57, No. 10, 1358--1371 (2021; Zbl 1480.35300); translation from Differ. Uravn. 57, No. 10, 1384--1396 (2021) Full Text: DOI OpenURL
Fomichev, V. V.; Il’in, A. V.; Rogovskiy, A. I.; Begishev, R. R.; Mitrev, R. P.; Todorov, T. S. Existence of periodic solutions of a third-order nonlinear system. (English. Russian original) Zbl 07452236 Differ. Equ. 57, No. 10, 1341-1357 (2021); translation from Differ. Uravn. 57, No. 10, 1367-1383 (2021). MSC: 34C60 78A55 34C25 34E10 PDF BibTeX XML Cite \textit{V. V. Fomichev} et al., Differ. Equ. 57, No. 10, 1341--1357 (2021; Zbl 07452236); translation from Differ. Uravn. 57, No. 10, 1367--1383 (2021) Full Text: DOI OpenURL
Smirnov, Yu. G. Integral dispersion equation method in the problem on nonlinear waves in a circular waveguide. (English. Russian original) Zbl 1479.78022 Differ. Equ. 57, No. 10, 1333-1340 (2021); translation from Differ. Uravn. 57, No. 10, 1359-1366 (2021). MSC: 78A60 78A50 78A40 35P30 35Q61 PDF BibTeX XML Cite \textit{Yu. G. Smirnov}, Differ. Equ. 57, No. 10, 1333--1340 (2021; Zbl 1479.78022); translation from Differ. Uravn. 57, No. 10, 1359--1366 (2021) Full Text: DOI OpenURL
Ryazantseva, I. P. On the global asymptotic stability of time-invariant solutions of nonlinear differential equations of some class in a Hilbert space. (English. Russian original) Zbl 07452234 Differ. Equ. 57, No. 10, 1320-1332 (2021); translation from Differ. Uravn. 57, No. 10, 1346-1358 (2021). Reviewer: Alexander O. Ignatyev (Donetsk) MSC: 34G20 34D23 PDF BibTeX XML Cite \textit{I. P. Ryazantseva}, Differ. Equ. 57, No. 10, 1320--1332 (2021; Zbl 07452234); translation from Differ. Uravn. 57, No. 10, 1346--1358 (2021) Full Text: DOI OpenURL
Mironenko, V. I.; Mironenko, V. V. Calculating the Poincaré map for two-dimensional periodic systems and Riccati equations. (English. Russian original) Zbl 07452233 Differ. Equ. 57, No. 10, 1313-1319 (2021); translation from Differ. Uravn. 57, No. 10, 1339-1345 (2021). Reviewer: Klaus R. Schneider (Berlin) MSC: 34C25 34A30 34B30 PDF BibTeX XML Cite \textit{V. I. Mironenko} and \textit{V. V. Mironenko}, Differ. Equ. 57, No. 10, 1313--1319 (2021; Zbl 07452233); translation from Differ. Uravn. 57, No. 10, 1339--1345 (2021) Full Text: DOI OpenURL
Kozlov, Yu. D. On general exponents of conditionally periodic systems. (English. Russian original) Zbl 07452232 Differ. Equ. 57, No. 10, 1307-1312 (2021); translation from Differ. Uravn. 57, No. 10, 1333-1338 (2021). MSC: 34A30 34D08 37C60 PDF BibTeX XML Cite \textit{Yu. D. Kozlov}, Differ. Equ. 57, No. 10, 1307--1312 (2021; Zbl 07452232); translation from Differ. Uravn. 57, No. 10, 1333--1338 (2021) Full Text: DOI OpenURL
Kozlov, V. V. On the problem of separation of variables in systems of ordinary differential equations. (English. Russian original) Zbl 07452231 Differ. Equ. 57, No. 10, 1299-1306 (2021); translation from Differ. Uravn. 57, No. 10, 1325-1332 (2021). MSC: 37J39 37J35 34A25 PDF BibTeX XML Cite \textit{V. V. Kozlov}, Differ. Equ. 57, No. 10, 1299--1306 (2021; Zbl 07452231); translation from Differ. Uravn. 57, No. 10, 1325--1332 (2021) Full Text: DOI OpenURL
Ivanov, A. S. Refining eigenvalue estimates for a string with a singular weight. (English. Russian original) Zbl 07452230 Differ. Equ. 57, No. 10, 1292-1298 (2021); translation from Differ. Uravn. 57, No. 10, 1318-1324 (2021). Reviewer: Fatma Hıra (Atakum) MSC: 34B24 34L15 PDF BibTeX XML Cite \textit{A. S. Ivanov}, Differ. Equ. 57, No. 10, 1292--1298 (2021; Zbl 07452230); translation from Differ. Uravn. 57, No. 10, 1318--1324 (2021) Full Text: DOI OpenURL
Vas’kovskii, M. M. Existence and uniqueness of solutions of differential equations weakly controlled by rough paths with an arbitrary positive Hölder exponent. (English. Russian original) Zbl 07452229 Differ. Equ. 57, No. 10, 1279-1291 (2021); translation from Differ. Uravn. 57, No. 10, 1305-1317 (2021). Reviewer: Yuliya S. Mishura (Kyïv) MSC: 60L20 60H15 PDF BibTeX XML Cite \textit{M. M. Vas'kovskii}, Differ. Equ. 57, No. 10, 1279--1291 (2021; Zbl 07452229); translation from Differ. Uravn. 57, No. 10, 1305--1317 (2021) Full Text: DOI OpenURL
Baskakov, A. G.; Krishtal, I. A.; Uskova, N. B. Spectral properties of classical Dirac operators and operators with involution in homogeneous function spaces. (English. Russian original) Zbl 07452228 Differ. Equ. 57, No. 10, 1273-1278 (2021); translation from Differ. Uravn. 57, No. 10, 1299-1304 (2021). MSC: 47-XX 81-XX PDF BibTeX XML Cite \textit{A. G. Baskakov} et al., Differ. Equ. 57, No. 10, 1273--1278 (2021; Zbl 07452228); translation from Differ. Uravn. 57, No. 10, 1299--1304 (2021) Full Text: DOI OpenURL