Mukhtarov, O. Sh.; Aydemir, K. Spectral analysis of \(\alpha\)-semi periodic 2-interval Sturm-Liouville problems. (English) Zbl 07524909 Qual. Theory Dyn. Syst. 21, No. 3, Paper No. 62, 14 p. (2022). MSC: 34B24 34L15 34L05 PDF BibTeX XML Cite \textit{O. Sh. Mukhtarov} and \textit{K. Aydemir}, Qual. Theory Dyn. Syst. 21, No. 3, Paper No. 62, 14 p. (2022; Zbl 07524909) Full Text: DOI OpenURL
Chen, Shanshan; Shi, Junping; Shuai, Zhisheng; Wu, Yixiang Two novel proofs of spectral monotonicity of perturbed essentially nonnegative matrices with applications in population dynamics. (English) Zbl 07517180 SIAM J. Appl. Math. 82, No. 2, 654-676 (2022). MSC: 34D20 92D25 15A18 34L15 92D40 PDF BibTeX XML Cite \textit{S. Chen} et al., SIAM J. Appl. Math. 82, No. 2, 654--676 (2022; Zbl 07517180) Full Text: DOI OpenURL
Kafini, Mohammad On the blow-up of the Cauchy problem of higher-order nonlinear viscoelastic wave equation. (English) Zbl 07512224 Discrete Contin. Dyn. Syst., Ser. S 15, No. 5, 1221-1232 (2022). MSC: 35B44 35L30 35L76 35R09 PDF BibTeX XML Cite \textit{M. Kafini}, Discrete Contin. Dyn. Syst., Ser. S 15, No. 5, 1221--1232 (2022; Zbl 07512224) Full Text: DOI OpenURL
Xu, Xiao-Chuan Necessary and sufficient conditions for the density of transmission eigenvalues. (English) Zbl 07506083 Result. Math. 77, No. 3, Paper No. 104, 10 p. (2022). MSC: 34-XX 35P25 34L15 34A55 PDF BibTeX XML Cite \textit{X.-C. Xu}, Result. Math. 77, No. 3, Paper No. 104, 10 p. (2022; Zbl 07506083) Full Text: DOI OpenURL
Liu, Shuang; Lou, Yuan; Song, Pengfei A new monotonicity for principal eigenvalues with applications to time-periodic patch models. (English) Zbl 07504985 SIAM J. Appl. Math. 82, No. 2, 576-601 (2022). MSC: 34B09 34L15 PDF BibTeX XML Cite \textit{S. Liu} et al., SIAM J. Appl. Math. 82, No. 2, 576--601 (2022; Zbl 07504985) Full Text: DOI OpenURL
Bouabdallah, Mohamed; Chakrone, Omar; Chehabi, Mohammed Eigenvalue problem of an impulsive differential equation governed by the one-dimensional \(p\)-Laplacian operator. (English) Zbl 07495891 Proyecciones 41, No. 1, 217-247 (2022). Reviewer: Rodica Luca (Iaşi) MSC: 34B09 34B37 34L15 58E50 PDF BibTeX XML Cite \textit{M. Bouabdallah} et al., Proyecciones 41, No. 1, 217--247 (2022; Zbl 07495891) Full Text: DOI OpenURL
Mehrabov, Vuqar A. Spectral properties of a fourth-order differential operator with eigenvalue parameter-dependent boundary conditions. (English) Zbl 07493939 Bull. Malays. Math. Sci. Soc. (2) 45, No. 2, 741-766 (2022). MSC: 34B09 34L10 34L15 47A75 47B50 74H45 PDF BibTeX XML Cite \textit{V. A. Mehrabov}, Bull. Malays. Math. Sci. Soc. (2) 45, No. 2, 741--766 (2022; Zbl 07493939) Full Text: DOI OpenURL
Zhang, Hai-Yan; Ao, Ji-jun; Li, Meng-lei Dependence of eigenvalues of Sturm-Liouville problems with eigenparameter-dependent boundary conditions and interface conditions. (English) Zbl 07493764 Mediterr. J. Math. 19, No. 2, Paper No. 90, 17 p. (2022). MSC: 34B24 34L15 PDF BibTeX XML Cite \textit{H.-Y. Zhang} et al., Mediterr. J. Math. 19, No. 2, Paper No. 90, 17 p. (2022; Zbl 07493764) Full Text: DOI OpenURL
Sun, Fu; Li, Kun; Cai, Jinming Bounds on the non-real eigenvalues of nonlocal indefinite Sturm-Liouville problems with coupled boundary conditions. (English) Zbl 07489689 Complex Anal. Oper. Theory 16, No. 3, Paper No. 30, 12 p. (2022). Reviewer: Jihed Hedhly (Tunis) MSC: 34B24 34L15 PDF BibTeX XML Cite \textit{F. Sun} et al., Complex Anal. Oper. Theory 16, No. 3, Paper No. 30, 12 p. (2022; Zbl 07489689) Full Text: DOI OpenURL
Xu, Xiao-Chuan; Ma, Li-Jie; Yang, Chuan-Fu On the stability of the inverse transmission eigenvalue problem from the data of McLaughlin and Polyakov. (English) Zbl 07486715 J. Differ. Equations 316, 222-248 (2022). MSC: 34A55 34L15 34L10 PDF BibTeX XML Cite \textit{X.-C. Xu} et al., J. Differ. Equations 316, 222--248 (2022; Zbl 07486715) Full Text: DOI OpenURL
Di, Huafei; Song, Zefang Global existence and blow-up phenomenon for a quasilinear viscoelastic equation with strong damping and source terms. (English) Zbl 07485602 Opusc. Math. 42, No. 2, 119-155 (2022). MSC: 35B44 35L35 35L77 35R09 35R15 PDF BibTeX XML Cite \textit{H. Di} and \textit{Z. Song}, Opusc. Math. 42, No. 2, 119--155 (2022; Zbl 07485602) Full Text: DOI OpenURL
Odake, S. Free oscillator realization of Laguerre polynomials. (English. Russian original) Zbl 07483558 Theor. Math. Phys. 210, No. 1, 1-7 (2022); translation from Teor. Mat. Fiz. 210, No. 1, 3-10 (2022). MSC: 34C15 34L15 33C45 PDF BibTeX XML Cite \textit{S. Odake}, Theor. Math. Phys. 210, No. 1, 1--7 (2022; Zbl 07483558); translation from Teor. Mat. Fiz. 210, No. 1, 3--10 (2022) Full Text: DOI OpenURL
Ma, Li-Jie; Xu, Xiao-Chuan Inverse transmission eigenvalue problems for the Schrödinger operator with the Robin boundary condition. (English) Zbl 07483100 Lett. Math. Phys. 112, No. 1, Paper No. 11, 17 p. (2022). MSC: 34A55 34L40 34L15 PDF BibTeX XML Cite \textit{L.-J. Ma} and \textit{X.-C. Xu}, Lett. Math. Phys. 112, No. 1, Paper No. 11, 17 p. (2022; Zbl 07483100) Full Text: DOI OpenURL
Héger, Tamás; Nagy, Zoltán Lóránt Short minimal codes and covering codes via strong blocking sets in projective spaces. (English) Zbl 07475731 IEEE Trans. Inf. Theory 68, No. 2, 881-890 (2022). MSC: 94B05 94B65 94B27 PDF BibTeX XML Cite \textit{T. Héger} and \textit{Z. L. Nagy}, IEEE Trans. Inf. Theory 68, No. 2, 881--890 (2022; Zbl 07475731) Full Text: DOI arXiv OpenURL
Anoop, T. V.; Bobkov, Vladimir; Drábek, Pavel Szegö-Weinberger type inequalities for symmetric domains with holes. (English) Zbl 1482.35141 SIAM J. Math. Anal. 54, No. 1, 389-422 (2022). MSC: 35P15 34L15 35B06 35J25 PDF BibTeX XML Cite \textit{T. V. Anoop} et al., SIAM J. Math. Anal. 54, No. 1, 389--422 (2022; Zbl 1482.35141) Full Text: DOI arXiv OpenURL
Hössjer, Ola; Sjölander, Arvid Sharp lower and upper bounds for the covariance of bounded random variables. (English) Zbl 1478.60076 Stat. Probab. Lett. 182, Article ID 109323, 6 p. (2022). MSC: 60E15 62E99 PDF BibTeX XML Cite \textit{O. Hössjer} and \textit{A. Sjölander}, Stat. Probab. Lett. 182, Article ID 109323, 6 p. (2022; Zbl 1478.60076) Full Text: DOI arXiv OpenURL
El Allali, Zakaria; Harrell, Evans M. II Optimal bounds on the fundamental spectral gap with single-well potentials. (English) Zbl 07453355 Proc. Am. Math. Soc. 150, No. 2, 575-587 (2022). Reviewer: Seyfollah Mosazadeh (Kashan) MSC: 34B24 34L15 34L40 PDF BibTeX XML Cite \textit{Z. El Allali} and \textit{E. M. Harrell II}, Proc. Am. Math. Soc. 150, No. 2, 575--587 (2022; Zbl 07453355) Full Text: DOI arXiv OpenURL
Hedhly, Jihed Eigenvalue ratios for vibrating string equations with single-well densities. (English) Zbl 07433269 J. Differ. Equations 307, 476-485 (2022). Reviewer: Hüseyin Tuna (Burdur) MSC: 34B24 34L15 PDF BibTeX XML Cite \textit{J. Hedhly}, J. Differ. Equations 307, 476--485 (2022; Zbl 07433269) Full Text: DOI arXiv OpenURL
Tian, Huimin; Zhang, Lingling; Wang, Xin Blow-up phenomena in a class of coupled reaction-diffusion system with nonlocal boundary conditions. (English) Zbl 07428129 Appl. Math. Comput. 414, Article ID 126667, 16 p. (2022). MSC: 35-XX 60-XX PDF BibTeX XML Cite \textit{H. Tian} et al., Appl. Math. Comput. 414, Article ID 126667, 16 p. (2022; Zbl 07428129) Full Text: DOI OpenURL
Shao, Xiangkun; Tang, Guo-ji Blow-up phenomena for a class of fourth order parabolic equation. (English) Zbl 1475.35080 J. Math. Anal. Appl. 505, No. 1, Article ID 125445, 16 p. (2022). MSC: 35B44 35K35 35K92 PDF BibTeX XML Cite \textit{X. Shao} and \textit{G.-j. Tang}, J. Math. Anal. Appl. 505, No. 1, Article ID 125445, 16 p. (2022; Zbl 1475.35080) Full Text: DOI OpenURL
Zhang, Hai-yan; Ao, Ji-jun; Mu, Dan Eigenvalues of discontinuous third-order boundary value problems with eigenparameter-dependent boundary conditions. (English) Zbl 07412864 J. Math. Anal. Appl. 506, No. 2, Article ID 125680, 17 p. (2022). Reviewer: Gang Meng (Beijing) MSC: 34B09 34L15 34B07 PDF BibTeX XML Cite \textit{H.-y. Zhang} et al., J. Math. Anal. Appl. 506, No. 2, Article ID 125680, 17 p. (2022; Zbl 07412864) Full Text: DOI OpenURL
Li, Jia; Hao, Xiaoling; Li, Kun; Yao, Siqin The finite spectrum of Sturm-Liouville problems with \(n\) transmission conditions and quadratic eigenparameter-dependent boundary conditions. (English) Zbl 07517526 Open Math. 19, 1736-1745 (2021). MSC: 34B24 34L15 34L05 PDF BibTeX XML Cite \textit{J. Li} et al., Open Math. 19, 1736--1745 (2021; Zbl 07517526) Full Text: DOI OpenURL
Gorbachev, Vladimir Ivanovich Problems on eigenvalues for ordinary differential equations of the second order with variable coefficients. (Russian. English summary) Zbl 07499728 Chebyshevskiĭ Sb. 22, No. 3(79), 353-367 (2021). MSC: 34B24 34A05 34L15 34A25 34A45 PDF BibTeX XML Cite \textit{V. I. Gorbachev}, Chebyshevskiĭ Sb. 22, No. 3(79), 353--367 (2021; Zbl 07499728) Full Text: DOI MNR OpenURL
Valovik, D. V.; Chalyshov, G. V. Integral characteristic function of a nonlinear Sturm-Liouville problem. (English. Russian original) Zbl 07488179 Differ. Equ. 57, No. 12, 1555-1564 (2021); translation from Differ. Uravn. 57, No. 12, 1589-1598 (2021). MSC: 34B24 34L15 PDF BibTeX XML Cite \textit{D. V. Valovik} and \textit{G. V. Chalyshov}, Differ. Equ. 57, No. 12, 1555--1564 (2021; Zbl 07488179); translation from Differ. Uravn. 57, No. 12, 1589--1598 (2021) Full Text: DOI OpenURL
Pandey, Prashant K.; Pandey, Rajesh K.; Yadav, Swati; Agrawal, Om P. Variational approach for tempered fractional Sturm-Liouville problem. (English) Zbl 07486489 Int. J. Appl. Comput. Math. 7, No. 2, Paper No. 51, 17 p. (2021). MSC: 34A08 34B24 34L15 34L10 PDF BibTeX XML Cite \textit{P. K. Pandey} et al., Int. J. Appl. Comput. Math. 7, No. 2, Paper No. 51, 17 p. (2021; Zbl 07486489) Full Text: DOI OpenURL
Imanbaev, Nurlan Saĭramovich On nonlocal perturbation of the problem on eigenvalues of differentiation operator on a segment. (English) Zbl 07482120 Vestn. Udmurt. Univ., Mat. Mekh. Komp’yut. Nauki 31, No. 2, 186-193 (2021). MSC: 34B09 34B10 34L15 34L20 PDF BibTeX XML Cite \textit{N. S. Imanbaev}, Vestn. Udmurt. Univ., Mat. Mekh. Komp'yut. Nauki 31, No. 2, 186--193 (2021; Zbl 07482120) Full Text: DOI MNR 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
Fencl, M.; López-Gómez, J. Nodal solutions of weighted indefinite problems. (English) Zbl 07451388 J. Evol. Equ. 21, No. 3, 2815-2835 (2021). Reviewer: Svetlin Georgiev (Sofia) MSC: 34B09 34B08 34L16 34L15 PDF BibTeX XML Cite \textit{M. Fencl} and \textit{J. López-Gómez}, J. Evol. Equ. 21, No. 3, 2815--2835 (2021; Zbl 07451388) Full Text: DOI arXiv OpenURL
Goktas, Sertac A new type of Sturm-Liouville equation in the non-Newtonian calculus. (English) Zbl 07446732 J. Funct. Spaces 2021, Article ID 5203939, 8 p. (2021). MSC: 34B24 34L15 26A06 PDF BibTeX XML Cite \textit{S. Goktas}, J. Funct. Spaces 2021, Article ID 5203939, 8 p. (2021; Zbl 07446732) Full Text: DOI OpenURL
Thanh, Bui Le Trong; Trong, Nguyen Ngoc; Do, Tan Duc Blow-up estimates for a higher-order reaction-diffusion equation with a special diffusion process. (English) Zbl 1479.35151 J. Elliptic Parabol. Equ. 7, No. 2, 891-904 (2021). MSC: 35B44 35D30 35K35 35K57 35K58 PDF BibTeX XML Cite \textit{B. Le T. Thanh} et al., J. Elliptic Parabol. Equ. 7, No. 2, 891--904 (2021; Zbl 1479.35151) Full Text: DOI OpenURL
Stepanenko, Alexei Bounds for Schrödinger operators on the half-line perturbed by dissipative barriers. (English) Zbl 07445578 Integral Equations Oper. Theory 93, No. 6, Paper No. 60, 21 p. (2021). Reviewer: Gang Meng (Beijing) MSC: 34L40 34L15 47A55 PDF BibTeX XML Cite \textit{A. Stepanenko}, Integral Equations Oper. Theory 93, No. 6, Paper No. 60, 21 p. (2021; Zbl 07445578) Full Text: DOI arXiv OpenURL
Aliyev, Ziyatkhan; Nasirova, Leyla Bifurcation from zero or infinity in nonlinearizable Sturm-Liouville problems with indefinite weight. (English) Zbl 07444212 Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 55, 16 p. (2021). MSC: 34B15 34B24 34C10 34C23 34L15 45C05 47J10 47J15 PDF BibTeX XML Cite \textit{Z. Aliyev} and \textit{L. Nasirova}, Electron. J. Qual. Theory Differ. Equ. 2021, Paper No. 55, 16 p. (2021; Zbl 07444212) Full Text: DOI OpenURL
Mukhtarov, Oktay Sh.; Aydemir, Kadriye Two-linked periodic Sturm-Liouville problems with transmission conditions. (English) Zbl 07441983 Math. Methods Appl. Sci. 44, No. 18, 14664-14676 (2021). MSC: 34B24 34B27 34L15 34L05 PDF BibTeX XML Cite \textit{O. Sh. Mukhtarov} and \textit{K. Aydemir}, Math. Methods Appl. Sci. 44, No. 18, 14664--14676 (2021; Zbl 07441983) Full Text: DOI OpenURL
Kou, Wei; Ding, Juntang Blow-up phenomena for \(p\)-Laplacian parabolic equations under nonlocal boundary conditions. (English) Zbl 1479.35144 Appl. Anal. 100, No. 16, 3350-3365 (2021). MSC: 35B44 35K92 35K61 35K65 PDF BibTeX XML Cite \textit{W. Kou} and \textit{J. Ding}, Appl. Anal. 100, No. 16, 3350--3365 (2021; Zbl 1479.35144) Full Text: DOI OpenURL
Holubová, Gabriela; Janoušek, Jakub Extending the threshold values for inverse-positivity of a linear fourth order operator. (English) Zbl 07437470 Positivity 25, No. 5, 1721-1735 (2021). Reviewer: Tatuana Badokina (Saransk) MSC: 34L40 34B05 34B18 34L15 47E05 PDF BibTeX XML Cite \textit{G. Holubová} and \textit{J. Janoušek}, Positivity 25, No. 5, 1721--1735 (2021; Zbl 07437470) Full Text: DOI OpenURL
Annaby, M. H.; Elsayed-Abdullah, S. R. Rectangles of positive eigenvalues with positive eigenfunctions of nonlinear multiparameter coupled systems. (English) Zbl 07433411 J. Fixed Point Theory Appl. 23, No. 4, Paper No. 68, 15 p. (2021). Reviewer: Tatuana Badokina (Saransk) MSC: 34B09 34B08 34B27 34L15 34L10 47H10 PDF BibTeX XML Cite \textit{M. H. Annaby} and \textit{S. R. Elsayed-Abdullah}, J. Fixed Point Theory Appl. 23, No. 4, Paper No. 68, 15 p. (2021; Zbl 07433411) Full Text: DOI OpenURL
Gonçalves, Felipe; Silva, Diogo Oliveira E.; Steinerberger, Stefan A universality law for sign correlations of eigenfunctions of differential operators. (English) Zbl 07428322 J. Spectr. Theory 11, No. 2, 661-676 (2021). Reviewer: Namig Guliyev (Baku) MSC: 34L15 34L40 PDF BibTeX XML Cite \textit{F. Gonçalves} et al., J. Spectr. Theory 11, No. 2, 661--676 (2021; Zbl 07428322) Full Text: DOI arXiv OpenURL
Rzepnicki, Łukasz Asymptotic behavior of solutions of the Dirac system with an integrable potential. (English) Zbl 07425523 Integral Equations Oper. Theory 93, No. 5, Paper No. 55, 24 p. (2021). Reviewer: Fatma Hıra (Atakum) MSC: 34L20 34L40 34L15 34L10 PDF BibTeX XML Cite \textit{Ł. Rzepnicki}, Integral Equations Oper. Theory 93, No. 5, Paper No. 55, 24 p. (2021; Zbl 07425523) Full Text: DOI arXiv OpenURL
Veliev, O. A. On the Schrödinger operator with a periodic PT-symmetric matrix potential. (English) Zbl 07422186 J. Math. Phys. 62, No. 10, 103501, 11 p. (2021). MSC: 34L40 34L15 34L05 PDF BibTeX XML Cite \textit{O. A. Veliev}, J. Math. Phys. 62, No. 10, 103501, 11 p. (2021; Zbl 07422186) Full Text: DOI arXiv OpenURL
Chen, Aiyong; Zhang, Chi; Huang, Wentao Monotonicity of limit wave speed of traveling wave solutions for a perturbed generalized KdV equation. (English) Zbl 1475.35101 Appl. Math. Lett. 121, Article ID 107381, 7 p. (2021). MSC: 35C07 35Q53 PDF BibTeX XML Cite \textit{A. Chen} et al., Appl. Math. Lett. 121, Article ID 107381, 7 p. (2021; Zbl 1475.35101) Full Text: DOI OpenURL
Ding, Hang; Zhou, Jun Global existence and blow-up for a mixed pseudo-parabolic \(p\)-Laplacian type equation with logarithmic nonlinearity. II. (English) Zbl 1474.35416 Appl. Anal. 100, No. 12, 2641-2658 (2021). MSC: 35K70 35K20 35K92 35B05 35B40 35B44 PDF BibTeX XML Cite \textit{H. Ding} and \textit{J. Zhou}, Appl. Anal. 100, No. 12, 2641--2658 (2021; Zbl 1474.35416) Full Text: DOI OpenURL
Zolotarev, V. A. Inverse spectral problem for a third-order differential operator with non-local potential. (English) Zbl 07408062 J. Differ. Equations 303, 456-481 (2021). MSC: 34A55 34L10 34L15 PDF BibTeX XML Cite \textit{V. A. Zolotarev}, J. Differ. Equations 303, 456--481 (2021; Zbl 07408062) Full Text: DOI arXiv OpenURL
Krasoń, Piotr; Milewski, Jan On eigenproblem for inverted harmonic oscillators. (English) Zbl 07407696 Banaszak, Grzegorz (ed.) et al., Arithmetic methods in mathematical physics and biology II. Proceedings of the 2nd international conference, Będlewo, Poland, August 5–11, 2018. Warsaw: Polish Academy of Sciences, Institute of Mathematics. Banach Cent. Publ. 124, 61-73 (2021). Reviewer: A. S. Makin (Moskva) MSC: 34B09 34L10 34L15 46F05 33C15 PDF BibTeX XML Cite \textit{P. Krasoń} and \textit{J. Milewski}, Banach Cent. Publ. 124, 61--73 (2021; Zbl 07407696) Full Text: DOI arXiv OpenURL
Kyurkchiev, Nikolay A note on the Burr-Hatke-exponential model. Some applications. (English) Zbl 07406139 C. R. Acad. Bulg. Sci. 74, No. 4, 488-495 (2021). Reviewer: Angela Slavova (Sofia) MSC: 41A46 PDF BibTeX XML Cite \textit{N. Kyurkchiev}, C. R. Acad. Bulg. Sci. 74, No. 4, 488--495 (2021; Zbl 07406139) Full Text: DOI OpenURL
Beck, Thomas; Bors, Isabel; Conte, Grace; Cox, Graham; Marzuola, Jeremy L. Limiting eigenfunctions of Sturm-Liouville operators subject to a spectral flow. (English. French summary) Zbl 07404653 Ann. Math. Qué. 45, No. 2, 249-269 (2021). Reviewer: Hüseyin Tuna (Burdur) MSC: 34B24 34L10 34L15 PDF BibTeX XML Cite \textit{T. Beck} et al., Ann. Math. Qué. 45, No. 2, 249--269 (2021; Zbl 07404653) Full Text: DOI arXiv OpenURL
Liu, Guimin; Zhang, Meili; Lv, Hongbin Estimation inequality of upper and lower bounds for spectral radius of nonnegative tensors. (Chinese. English summary) Zbl 07403812 J. Beihua Univ., Nat. Sci. 22, No. 1, 9-14 (2021). MSC: 15A18 15A69 PDF BibTeX XML Cite \textit{G. Liu} et al., J. Beihua Univ., Nat. Sci. 22, No. 1, 9--14 (2021; Zbl 07403812) Full Text: DOI OpenURL
Hu, Xijun; Ou, Yuwei; Wang, Penghui; Zhu, Hao Hill-type formula and Krein-type trace formula for Hamiltonian systems. (English) Zbl 07403649 Anal. Theory Appl. 37, No. 1, 74-101 (2021). MSC: 34B30 34B09 34L15 37J25 PDF BibTeX XML Cite \textit{X. Hu} et al., Anal. Theory Appl. 37, No. 1, 74--101 (2021; Zbl 07403649) Full Text: DOI OpenURL
Xu, Yang; Huang, Zheng-Hai Bounds of the solution set of the tensor complementarity problem. (English) Zbl 1479.90203 Optim. Lett. 15, No. 8, 2701-2718 (2021). Reviewer: Bing Tan (Chengdu) MSC: 90C33 PDF BibTeX XML Cite \textit{Y. Xu} and \textit{Z.-H. Huang}, Optim. Lett. 15, No. 8, 2701--2718 (2021; Zbl 1479.90203) Full Text: DOI OpenURL
Chen, Xiao; Qi, Jiangang The number of Dirac-weighted eigenvalues of Sturm-Liouville equations with integrable potentials and an application to inverse problems. (English) Zbl 1482.34204 Math. Methods Appl. Sci. 44, No. 14, 11702-11719 (2021). Reviewer: Andreas Fleige (Dortmund) MSC: 34L15 34A06 34A55 34B09 34B24 PDF BibTeX XML Cite \textit{X. Chen} and \textit{J. Qi}, Math. Methods Appl. Sci. 44, No. 14, 11702--11719 (2021; Zbl 1482.34204) Full Text: DOI arXiv OpenURL
Aliyev, Yagub N. Minimality properties of Sturm-Liouville problems with increasing affine boundary conditions. (English) Zbl 1477.34045 Bastos, M. Amélia (ed.) et al., Operator theory, functional analysis and applications. Proceedings of the 30th international workshop on operator theory and its applications, IWOTA 2019, Lisbon, Portugal, July 22–26, 2019. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 282, 33-49 (2021). MSC: 34B24 34L10 34L15 PDF BibTeX XML Cite \textit{Y. N. Aliyev}, Oper. Theory: Adv. Appl. 282, 33--49 (2021; Zbl 1477.34045) Full Text: DOI OpenURL
Kapustin, N. Yu. On the basic property in \(L_p\) of a system of eigenfunctions of a problem with the square of the spectral parameter in the boundary condition. (English. Russian original) Zbl 1477.34047 Differ. Equ. 57, No. 8, 1115-1118 (2021); translation from Differ. Uravn. 57, No. 8, 1142-1145 (2021). MSC: 34B24 34L15 34L10 PDF BibTeX XML Cite \textit{N. Yu. Kapustin}, Differ. Equ. 57, No. 8, 1115--1118 (2021; Zbl 1477.34047); translation from Differ. Uravn. 57, No. 8, 1142--1145 (2021) Full Text: DOI OpenURL
Pechentsov, A. S. Spectral distribution of the Weber operator perturbed by the Dirac delta function. (English. Russian original) Zbl 1477.34115 Differ. Equ. 57, No. 8, 1003-1009 (2021); translation from Differ. Uravn. 57, No. 8, 1032-1038 (2021). MSC: 34L40 34L15 PDF BibTeX XML Cite \textit{A. S. Pechentsov}, Differ. Equ. 57, No. 8, 1003--1009 (2021; Zbl 1477.34115); translation from Differ. Uravn. 57, No. 8, 1032--1038 (2021) Full Text: DOI OpenURL
Makin, A. S. On the spectrum of two-point boundary value problems for the Dirac operator. (English. Russian original) Zbl 1481.34104 Differ. Equ. 57, No. 8, 993-1002 (2021); translation from Differ. Uravn. 57, No. 8, 1023-1031 (2021). Reviewer: Gang Meng (Beijing) MSC: 34L40 34B09 34L15 PDF BibTeX XML Cite \textit{A. S. Makin}, Differ. Equ. 57, No. 8, 993--1002 (2021; Zbl 1481.34104); translation from Differ. Uravn. 57, No. 8, 1023--1031 (2021) Full Text: DOI OpenURL
Bondarenko, Natalia P. Inverse problem solution and spectral data characterization for the matrix Sturm-Liouville operator with singular potential. (English) Zbl 1477.34037 Anal. Math. Phys. 11, No. 4, Paper No. 145, 26 p. (2021). MSC: 34A55 34B09 34B24 34L40 34L15 PDF BibTeX XML Cite \textit{N. P. Bondarenko}, Anal. Math. Phys. 11, No. 4, Paper No. 145, 26 p. (2021; Zbl 1477.34037) Full Text: DOI arXiv OpenURL
Gutiérrez Jiménez, Nelson; Torba, Sergii M. Analytic approximation of transmutation operators for one-dimensional stationary Dirac operators and applications to solution of initial value and spectral problems. (English) Zbl 1477.34114 J. Math. Anal. Appl. 504, No. 2, Article ID 125392, 34 p. (2021). MSC: 34L40 34L15 34L16 PDF BibTeX XML Cite \textit{N. Gutiérrez Jiménez} and \textit{S. M. Torba}, J. Math. Anal. Appl. 504, No. 2, Article ID 125392, 34 p. (2021; Zbl 1477.34114) Full Text: DOI arXiv OpenURL
Baumann, Gerd Sinc methods for Lévy-Schrödinger equations. (English) Zbl 1476.34015 Beghin, Luisa (ed.) et al., Nonlocal and fractional operators. Selected papers based on the presentations at the international workshop, Rome, Italy, April 12–13, 2019. Cham: Springer. SEMA SIMAI Springer Ser. 26, 23-56 (2021). MSC: 34A08 34L40 34B24 34L15 34L16 26A33 PDF BibTeX XML Cite \textit{G. Baumann}, SEMA SIMAI Springer Ser. 26, 23--56 (2021; Zbl 1476.34015) Full Text: DOI OpenURL
Assal, Marouane; Fujiié, Setsuro Eigenvalue splitting of polynomial order for a system of Schrödinger operators with energy-level crossing. (English) Zbl 1471.81025 Commun. Math. Phys. 386, No. 3, 1519-1550 (2021). MSC: 81Q10 81Q20 34L40 81V45 70H03 37D30 34A30 81Q15 34L15 PDF BibTeX XML Cite \textit{M. Assal} and \textit{S. Fujiié}, Commun. Math. Phys. 386, No. 3, 1519--1550 (2021; Zbl 1471.81025) Full Text: DOI OpenURL
Belinskiy, Boris P.; Hinton, Don B.; Nichols, Roger Singular Sturm-Liouville operators with extreme properties that generate black holes. (English) Zbl 07387810 Stud. Appl. Math. 147, No. 1, 180-208 (2021). Reviewer: Seyfollah Mosazadeh (Kashan) MSC: 34B24 34L05 34L15 PDF BibTeX XML Cite \textit{B. P. Belinskiy} et al., Stud. Appl. Math. 147, No. 1, 180--208 (2021; Zbl 07387810) Full Text: DOI OpenURL
Kurasov, Pavel; Muller, Jacob On the spectral gap for networks of beams. (English) Zbl 1476.34082 Albeverio, Sergio (ed.) et al., Schrödinger operators, spectral analysis and number theory. In memory of Erik Balslev. Cham: Springer. Springer Proc. Math. Stat. 348, 169-179 (2021). MSC: 34B45 34L15 34L40 74K10 34A55 PDF BibTeX XML Cite \textit{P. Kurasov} and \textit{J. Muller}, Springer Proc. Math. Stat. 348, 169--179 (2021; Zbl 1476.34082) Full Text: DOI OpenURL
Eloe, Paul W.; Neugebauer, Jeffrey T. Smallest eigenvalues for boundary value problems of two term fractional differential operators depending on fractional boundary conditions. (English) Zbl 07385015 Electron. J. Differ. Equ. 2021, Paper No. 62, 14 p. (2021). Reviewer: Bashir Ahmad (Jeddah) MSC: 34A08 34B05 34L15 34B27 47N20 PDF BibTeX XML Cite \textit{P. W. Eloe} and \textit{J. T. Neugebauer}, Electron. J. Differ. Equ. 2021, Paper No. 62, 14 p. (2021; Zbl 07385015) Full Text: Link OpenURL
Moosaei, Hossein; Hladík, Milan On the optimal correction of infeasible systems of linear inequalities. (English) Zbl 1482.90173 J. Optim. Theory Appl. 190, No. 1, 32-55 (2021). Reviewer: Julien Ugon (Burwood) MSC: 90C26 90C30 90C32 90C20 PDF BibTeX XML Cite \textit{H. Moosaei} and \textit{M. Hladík}, J. Optim. Theory Appl. 190, No. 1, 32--55 (2021; Zbl 1482.90173) Full Text: DOI OpenURL
Ferreira, Milton; Rodrigues, M. Manuela; Vieira, Nelson A fractional analysis in higher dimensions for the Sturm-Liouville problem. (English) Zbl 07382470 Fract. Calc. Appl. Anal. 24, No. 2, 585-620 (2021). MSC: 34B24 26A33 34L10 34L15 35R11 30G35 PDF BibTeX XML Cite \textit{M. Ferreira} et al., Fract. Calc. Appl. Anal. 24, No. 2, 585--620 (2021; Zbl 07382470) Full Text: DOI OpenURL
Yang, Feimei; Jia, Zhen; Deng, Yang Eigenvalue spectrum and synchronizability of two types of double-layer star-ring networks with hybrid directional coupling. (English) Zbl 1471.34160 Discrete Dyn. Nat. Soc. 2021, Article ID 6623648, 20 p. (2021). MSC: 34L15 34B45 34D06 05C90 PDF BibTeX XML Cite \textit{F. Yang} et al., Discrete Dyn. Nat. Soc. 2021, Article ID 6623648, 20 p. (2021; Zbl 1471.34160) Full Text: DOI OpenURL
Akcay, Ozge Uniqueness theorems for inverse problems of discontinuous Sturm-Liouville operator. (English) Zbl 07381182 Bull. Malays. Math. Sci. Soc. (2) 44, No. 4, 1927-1940 (2021). MSC: 34A55 34B24 34B20 34A36 34L15 PDF BibTeX XML Cite \textit{O. Akcay}, Bull. Malays. Math. Sci. Soc. (2) 44, No. 4, 1927--1940 (2021; Zbl 07381182) Full Text: DOI OpenURL
Ao, Ji-jun; Sun, Jiong Eigenvalues of a class of fourth-order boundary value problems with transmission conditions using matrix theory. (English) Zbl 07379851 Linear Multilinear Algebra 69, No. 9, 1610-1624 (2021). Reviewer: Jonathan Rohleder (Stockholm) MSC: 34B09 34B24 34L15 47B25 15A60 PDF BibTeX XML Cite \textit{J.-j. Ao} and \textit{J. Sun}, Linear Multilinear Algebra 69, No. 9, 1610--1624 (2021; Zbl 07379851) Full Text: DOI OpenURL
Guan, Sheng-Yu; Yang, Chuan-Fu; Wu, Dong-Jie A partial inverse problem for quantum graphs with a loop. (English) Zbl 07379127 J. Inverse Ill-Posed Probl. 29, No. 4, 577-585 (2021). Reviewer: Natalia Bondarenko (Saratov) MSC: 34A55 34B24 34B45 34L15 34L20 PDF BibTeX XML Cite \textit{S.-Y. Guan} et al., J. Inverse Ill-Posed Probl. 29, No. 4, 577--585 (2021; Zbl 07379127) Full Text: DOI OpenURL
Almenar, Pedro; Jódar, Lucas Estimation of the smallest eigenvalue of an \(n\)th-order linear boundary value problem. (English) Zbl 1478.34024 Math. Methods Appl. Sci. 44, No. 6, 4491-4514 (2021). Reviewer: Gang Meng (Beijing) MSC: 34B05 34B09 34B27 34L15 34L16 47A15 47A30 47B65 47N20 PDF BibTeX XML Cite \textit{P. Almenar} and \textit{L. Jódar}, Math. Methods Appl. Sci. 44, No. 6, 4491--4514 (2021; Zbl 1478.34024) Full Text: DOI OpenURL
Li, Jing; Qi, Jiangang On a nonlocal Sturm-Liouville problem with composite fractional derivatives. (English) Zbl 1472.34047 Math. Methods Appl. Sci. 44, No. 2, 1931-1941 (2021). MSC: 34B24 34A08 34B09 34L15 26A33 PDF BibTeX XML Cite \textit{J. Li} and \textit{J. Qi}, Math. Methods Appl. Sci. 44, No. 2, 1931--1941 (2021; Zbl 1472.34047) Full Text: DOI OpenURL
Mehrabov, Vuqar A. Oscillation and basis properties for the equation of vibrating rod at one end of which an inertial mass is concentrated. (English) Zbl 1478.34026 Math. Methods Appl. Sci. 44, No. 2, 1585-1600 (2021). Reviewer: Gang Meng (Beijing) MSC: 34B09 34B05 34B08 34C10 34L15 47A75 74H45 34L10 PDF BibTeX XML Cite \textit{V. A. Mehrabov}, Math. Methods Appl. Sci. 44, No. 2, 1585--1600 (2021; Zbl 1478.34026) Full Text: DOI OpenURL
Gulsen, Tuba; Jadlovská, Irena; Yilmaz, Emrah On the number of eigenvalues for parameter-dependent diffusion problem on time scales. (English) Zbl 1472.34161 Math. Methods Appl. Sci. 44, No. 1, 985-992 (2021). MSC: 34N05 34L15 34B09 PDF BibTeX XML Cite \textit{T. Gulsen} et al., Math. Methods Appl. Sci. 44, No. 1, 985--992 (2021; Zbl 1472.34161) Full Text: DOI OpenURL
Mortazaasl, Hamid; Akbarfam, Ali Asghar Jodayree Two classes of conformable fractional Sturm-Liouville problems: theory and applications. (English) Zbl 1472.34048 Math. Methods Appl. Sci. 44, No. 1, 166-195 (2021). MSC: 34B24 34A08 26A33 34L10 34L15 47N20 PDF BibTeX XML Cite \textit{H. Mortazaasl} and \textit{A. A. J. Akbarfam}, Math. Methods Appl. Sci. 44, No. 1, 166--195 (2021; Zbl 1472.34048) Full Text: DOI OpenURL
Chen, Jinbing; Pelinovsky, Dmitry E.; Upsal, Jeremy Modulational instability of periodic standing waves in the derivative NLS equation. (English) Zbl 1477.35235 J. Nonlinear Sci. 31, No. 3, Paper No. 58, 32 p. (2021). Reviewer: Ayman Kachmar (Nabaṭiyya) MSC: 35Q55 35Q41 35Q51 76W05 35P15 37K20 37K45 35B10 34L15 65L15 82D10 PDF BibTeX XML Cite \textit{J. Chen} et al., J. Nonlinear Sci. 31, No. 3, Paper No. 58, 32 p. (2021; Zbl 1477.35235) Full Text: DOI arXiv OpenURL
Hess, Zhaoxia W.; Shipman, Stephen P. Spectra of regular quantum trees: rogue eigenvalues and dependence on vertex condition. (English) Zbl 1472.34053 Ann. Henri Poincaré 22, No. 8, 2531-2561 (2021). MSC: 34B45 34L15 34L40 34L20 34L05 PDF BibTeX XML Cite \textit{Z. W. Hess} and \textit{S. P. Shipman}, Ann. Henri Poincaré 22, No. 8, 2531--2561 (2021; Zbl 1472.34053) Full Text: DOI arXiv OpenURL
Shi, Minjia; Özbudak, Ferruh; Solé, Patrick Geometric approach to \(b\)-symbol Hamming weights of cyclic codes. (English) Zbl 1475.94201 IEEE Trans. Inf. Theory 67, No. 6, Part 2, 3735-3751 (2021). MSC: 94B15 94B65 11T71 PDF BibTeX XML Cite \textit{M. Shi} et al., IEEE Trans. Inf. Theory 67, No. 6, Part 2, 3735--3751 (2021; Zbl 1475.94201) Full Text: DOI OpenURL
Lázaro, Francisco; Liva, Gianluigi; Bauch, Gerhard; Paolini, Enrico Bounds on the error probability of Raptor codes under maximum likelihood decoding. (English) Zbl 1473.94155 IEEE Trans. Inf. Theory 67, No. 3, 1537-1558 (2021). MSC: 94B35 94A29 PDF BibTeX XML Cite \textit{F. Lázaro} et al., IEEE Trans. Inf. Theory 67, No. 3, 1537--1558 (2021; Zbl 1473.94155) Full Text: DOI arXiv OpenURL
Korotyaev, Evgeny; Mokeev, Dmitrii Periodic Dirac operator with dislocation. (English) Zbl 1481.34103 J. Differ. Equations 296, 369-411 (2021). Reviewer: Jiři Lipovský (Hradec Králové) MSC: 34L40 34L15 47E05 34L05 PDF BibTeX XML Cite \textit{E. Korotyaev} and \textit{D. Mokeev}, J. Differ. Equations 296, 369--411 (2021; Zbl 1481.34103) Full Text: DOI arXiv OpenURL
Nur, C. On the estimates of periodic eigenvalues of Sturm-Liouville operators with trigonometric polynomial potentials. (English) Zbl 1478.34092 Math. Notes 109, No. 5, 794-807 (2021). Reviewer: Rodica Luca (Iaşi) MSC: 34L15 34B24 34L16 PDF BibTeX XML Cite \textit{C. Nur}, Math. Notes 109, No. 5, 794--807 (2021; Zbl 1478.34092) Full Text: DOI OpenURL
Xu, Qiao-Qiao; Xu, Xiao-Chuan On the partial inverse problems for the transmission eigenvalue problem of the Schrödinger operator. (English) Zbl 1472.34031 Result. Math. 76, No. 2, Paper No. 79, 12 p. (2021). MSC: 34A55 34L40 34L15 PDF BibTeX XML Cite \textit{Q.-Q. Xu} and \textit{X.-C. Xu}, Result. Math. 76, No. 2, Paper No. 79, 12 p. (2021; Zbl 1472.34031) Full Text: DOI OpenURL
Yang, Lu; Wei, Guangsheng; Pivovarchik, Vyacheslav Direct and inverse spectral problems for a star graph of Stieltjes strings damped at a pendant vertex. (English) Zbl 1471.34057 Inverse Probl. Imaging 15, No. 2, 257-270 (2021). MSC: 34B45 34A55 34L05 34L15 05C50 PDF BibTeX XML Cite \textit{L. Yang} et al., Inverse Probl. Imaging 15, No. 2, 257--270 (2021; Zbl 1471.34057) Full Text: DOI OpenURL
Laptev, Ari On factorisation of a class of Schrödinger operators. (English) Zbl 1481.34100 Complex Var. Elliptic Equ. 66, No. 6-7, 1100-1107 (2021). Reviewer: Jonathan Rohleder (Stockholm) MSC: 34L15 34L40 81Q10 PDF BibTeX XML Cite \textit{A. Laptev}, Complex Var. Elliptic Equ. 66, No. 6--7, 1100--1107 (2021; Zbl 1481.34100) Full Text: DOI OpenURL
Qi, Jiangang; Xie, Bing Extremum estimates of the \(L^1\)-norm of weights for eigenvalue problems of vibrating string equations based on critical equations. (English) Zbl 1472.34036 Discrete Contin. Dyn. Syst., Ser. B 26, No. 7, 3505-3516 (2021). Reviewer: Bertin Zinsou (Johannesburg) MSC: 34B09 34B24 34L15 PDF BibTeX XML Cite \textit{J. Qi} and \textit{B. Xie}, Discrete Contin. Dyn. Syst., Ser. B 26, No. 7, 3505--3516 (2021; Zbl 1472.34036) Full Text: DOI OpenURL
Rykhlov, V. S. On eigenfunction expansions for a class of irregular quadratic pencils of second-order differential operators. (English) Zbl 1471.34159 Lobachevskii J. Math. 42, No. 5, 1014-1026 (2021). Reviewer: Yaudat Sultanaev (Ufa) MSC: 34L10 34L15 PDF BibTeX XML Cite \textit{V. S. Rykhlov}, Lobachevskii J. Math. 42, No. 5, 1014--1026 (2021; Zbl 1471.34159) Full Text: DOI OpenURL
Bartels, Casey; Currie, Sonja; Watson, Bruce A. Sturm-Liouville problems with transfer condition Herglotz dependent on the eigenparameter: eigenvalue asymptotics. (English) Zbl 1481.34036 Complex Anal. Oper. Theory 15, No. 4, Paper No. 71, 29 p. (2021). Reviewer: Hubert Kalf (München) MSC: 34B24 34L15 34L20 PDF BibTeX XML Cite \textit{C. Bartels} et al., Complex Anal. Oper. Theory 15, No. 4, Paper No. 71, 29 p. (2021; Zbl 1481.34036) Full Text: DOI OpenURL
Divakov, D. V.; Tiutiunnik, A. A. Symbolic investigation of eigenvectors for general solution of a system of ODEs with a symbolic coefficient matrix. (English. Russian original) Zbl 1477.34112 Program. Comput. Softw. 47, No. 1, 6-16 (2021); translation from Programmirovanie 47, No. 1, 11-24 (2021). MSC: 34L15 34L16 68W30 PDF BibTeX XML Cite \textit{D. V. Divakov} and \textit{A. A. Tiutiunnik}, Program. Comput. Softw. 47, No. 1, 6--16 (2021; Zbl 1477.34112); translation from Programmirovanie 47, No. 1, 11--24 (2021) Full Text: DOI OpenURL
Zhang, Yalin Spectral properties of exterior transmission problem for spherically stratified anisotropic media. (English) Zbl 1471.34046 Appl. Anal. 100, No. 8, 1668-1692 (2021). Reviewer: Gang Meng (Beijing) MSC: 34B09 34L15 34L20 34A55 34L25 78A45 78A46 PDF BibTeX XML Cite \textit{Y. Zhang}, Appl. Anal. 100, No. 8, 1668--1692 (2021; Zbl 1471.34046) Full Text: DOI OpenURL
Mamedov, Khanlar R.; Hashimoglu, Ilyas On the expansion formula for a class of Sturm-Liouville operators. (English) Zbl 1471.34163 Lobachevskii J. Math. 42, No. 3, 579-586 (2021). Reviewer: Seyfollah Mosazadeh (Kashan) MSC: 34L25 34B24 34L10 34L15 PDF BibTeX XML Cite \textit{K. R. Mamedov} and \textit{I. Hashimoglu}, Lobachevskii J. Math. 42, No. 3, 579--586 (2021; Zbl 1471.34163) Full Text: DOI OpenURL
Yang, Chuan-fu; Wang, Feng; Huang, Zhen-you Ambarzumyan theorems for Dirac operators. (English) Zbl 1472.34032 Acta Math. Appl. Sin., Engl. Ser. 37, No. 2, 287-298 (2021). MSC: 34A55 34L40 34L15 47E05 PDF BibTeX XML Cite \textit{C.-f. Yang} et al., Acta Math. Appl. Sin., Engl. Ser. 37, No. 2, 287--298 (2021; Zbl 1472.34032) Full Text: DOI OpenURL
Li, Jing; Wang, Mengran Spectral problem and initial value problem of a nonlocal Sturm-Liouville equation. (English) Zbl 1467.34029 Qual. Theory Dyn. Syst. 20, No. 2, Paper No. 28, 22 p. (2021). MSC: 34B24 34A08 34L15 34L10 34B10 47E05 PDF BibTeX XML Cite \textit{J. Li} and \textit{M. Wang}, Qual. Theory Dyn. Syst. 20, No. 2, Paper No. 28, 22 p. (2021; Zbl 1467.34029) Full Text: DOI OpenURL
Liu, Yixuan; Shi, Guoliang; Yan, Jun Dependence of solutions and eigenvalues of third order linear measure differential equations on measures. (English) Zbl 1467.34002 Sci. China, Math. 64, No. 3, 479-506 (2021). MSC: 34A06 34A30 34B09 34L15 PDF BibTeX XML Cite \textit{Y. Liu} et al., Sci. China, Math. 64, No. 3, 479--506 (2021; Zbl 1467.34002) Full Text: DOI arXiv OpenURL
Liu, Gongwei; Zhang, Hongwei Blow-up phenomena for a class of parabolic or pseudo-parabolic equation with nonlocal source. (English) Zbl 1462.35095 Mediterr. J. Math. 18, No. 3, Paper No. 85, 22 p. (2021). MSC: 35B44 35K20 35K59 35K70 PDF BibTeX XML Cite \textit{G. Liu} and \textit{H. Zhang}, Mediterr. J. Math. 18, No. 3, Paper No. 85, 22 p. (2021; Zbl 1462.35095) Full Text: DOI OpenURL
Aliyev, Z. S.; Asadov, X. A. Global bifurcation from zero in some fourth-order nonlinear eigenvalue problems. (English) Zbl 1466.34029 Bull. Malays. Math. Sci. Soc. (2) 44, No. 2, 981-992 (2021). MSC: 34B09 34B24 34C23 34L15 47J10 PDF BibTeX XML Cite \textit{Z. S. Aliyev} and \textit{X. A. Asadov}, Bull. Malays. Math. Sci. Soc. (2) 44, No. 2, 981--992 (2021; Zbl 1466.34029) Full Text: DOI OpenURL
Chen, Zhijie; Fu, Erjuan; Lin, Chang-Shou Spectrum of the Lamé operator and application. I: Deformation along \(\operatorname{Re} \tau = \frac{ 1}{ 2} \). (English) Zbl 1468.34116 Adv. Math. 383, Article ID 107699, 36 p. (2021). Reviewer: Rodica Luca (Iaşi) MSC: 34L05 34L40 33E10 47A10 34L15 PDF BibTeX XML Cite \textit{Z. Chen} et al., Adv. Math. 383, Article ID 107699, 36 p. (2021; Zbl 1468.34116) Full Text: DOI OpenURL
Wen, Zhiyuan On principal eigenvalues of measure differential equations and a patchy Neumann eigenvalue problem. (English) Zbl 07336961 J. Differ. Equations 286, 710-730 (2021). Reviewer: Bianca-Renata Satco (Suceava) MSC: 34A06 34B09 49R05 34L15 PDF BibTeX XML Cite \textit{Z. Wen}, J. Differ. Equations 286, 710--730 (2021; Zbl 07336961) Full Text: DOI OpenURL
Xu, Xiao-Chuan Corrigendum to: “Inverse spectral problems for the generalized Robin-Regge problem with complex coefficients”. (English) Zbl 1466.34026 J. Geom. Phys. 164, Article ID 104208, 1 p. (2021). MSC: 34A55 34B09 34L40 34L15 PDF BibTeX XML Cite \textit{X.-C. Xu}, J. Geom. Phys. 164, Article ID 104208, 1 p. (2021; Zbl 1466.34026) Full Text: DOI OpenURL
Mizhidon, A. D. Theoretical foundations of the study of a certain class of hybrid systems of differential equations. (English. Russian original) Zbl 1470.34059 J. Math. Sci., New York 254, No. 5, 625-651 (2021); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 155, 38-64 (2018). Reviewer: Fatma Hıra (Atakum) MSC: 34B09 34A38 34L15 PDF BibTeX XML Cite \textit{A. D. Mizhidon}, J. Math. Sci., New York 254, No. 5, 625--651 (2021; Zbl 1470.34059); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 155, 38--64 (2018) Full Text: DOI OpenURL
Andrews, Ben; Clutterbuck, Julie; Hauer, Daniel The fundamental gap for a one-dimensional Schrödinger operator with Robin boundary conditions. (English) Zbl 07332515 Proc. Am. Math. Soc. 149, No. 4, 1481-1493 (2021). MSC: 47A75 34B09 34B15 34L15 34L40 PDF BibTeX XML Cite \textit{B. Andrews} et al., Proc. Am. Math. Soc. 149, No. 4, 1481--1493 (2021; Zbl 07332515) Full Text: DOI arXiv OpenURL
Feng, Hao; Meng, Gang Minimization of eigenvalues for the Camassa-Holm equation. (English) Zbl 1467.34089 Commun. Contemp. Math. 23, No. 4, Article ID 2050021, 9 p. (2021). Reviewer: Meirong Zhang (Beijing) MSC: 34L15 34L40 PDF BibTeX XML Cite \textit{H. Feng} and \textit{G. Meng}, Commun. Contemp. Math. 23, No. 4, Article ID 2050021, 9 p. (2021; Zbl 1467.34089) Full Text: DOI OpenURL
Vujošević, Saša; Popivoda, Goran; Kovijanić Vukićević, Žana; Furtula, Boris; Škrekovski, Riste Arithmetic-geometric index and its relations with geometric-arithmetic index. (English) Zbl 1462.05105 Appl. Math. Comput. 391, Article ID 125706, 14 p. (2021). MSC: 05C09 05C12 05C92 92E10 PDF BibTeX XML Cite \textit{S. Vujošević} et al., Appl. Math. Comput. 391, Article ID 125706, 14 p. (2021; Zbl 1462.05105) Full Text: DOI OpenURL
Han, Yuzhu Blow-up phenomena for a fourth-order parabolic equation with a general nonlinearity. (English) Zbl 1461.35074 J. Dyn. Control Syst. 27, No. 2, 261-270 (2021). MSC: 35B44 35K35 35K58 PDF BibTeX XML Cite \textit{Y. Han}, J. Dyn. Control Syst. 27, No. 2, 261--270 (2021; Zbl 1461.35074) Full Text: DOI OpenURL
Schiefermayr, Klaus; Zinchenko, Maxim Norm estimates for Chebyshev polynomials, I. (English) Zbl 1462.41012 J. Approx. Theory 265, Article ID 105561, 14 p. (2021). Reviewer: D. K. Ugulava (Tbilisi) MSC: 41A50 30C10 30E10 PDF BibTeX XML Cite \textit{K. Schiefermayr} and \textit{M. Zinchenko}, J. Approx. Theory 265, Article ID 105561, 14 p. (2021; Zbl 1462.41012) Full Text: DOI OpenURL