Philipp, Friedrich Relatively bounded perturbations of \(J\)-non-negative operators. (English) Zbl 07642873 Complex Anal. Oper. Theory 17, No. 1, Paper No. 14, 30 p. (2023). MSC: 47B50 47A55 47E05 34L15 PDF BibTeX XML Cite \textit{F. Philipp}, Complex Anal. Oper. Theory 17, No. 1, Paper No. 14, 30 p. (2023; Zbl 07642873) Full Text: DOI arXiv OpenURL
Namazov, Faiq M. Location of eigenvalues and structures of root subspaces of some spectral problem for the equation of a vibrating rod. (English) Zbl 07619525 Trans. Natl. Acad. Sci. Azerb., Ser. Phys.-Tech. Math. Sci. 42, No. 1, Math., 162-171 (2022). MSC: 34B05 34B08 34B09 34L10 34L15 47A75 47B50 74H45 PDF BibTeX XML Cite \textit{F. M. Namazov}, Trans. Natl. Acad. Sci. Azerb., Ser. Phys.-Tech. Math. Sci. 42, No. 1, Math., 162--171 (2022; Zbl 07619525) Full Text: Link OpenURL
Kulaev, R. Ch.; Urtaeva, A. A. On the multiplicity of eigenvalues of a fourth-order differential operator on a graph. (English. Russian original) Zbl 07596437 Differ. Equ. 58, No. 7, 869-876 (2022); translation from Differ. Uravn. 58, No. 7, 882-889 (2022). MSC: 34L15 34B45 PDF BibTeX XML Cite \textit{R. Ch. Kulaev} and \textit{A. A. Urtaeva}, Differ. Equ. 58, No. 7, 869--876 (2022; Zbl 07596437); translation from Differ. Uravn. 58, No. 7, 882--889 (2022) Full Text: DOI OpenURL
Cai, Jinming; Li, Kun; Zheng, Zhaowen A singular Sturm-Liouville problem with limit circle endpoint and boundary conditions rationally dependent on the eigenparameter. (English) Zbl 07579521 Mediterr. J. Math. 19, No. 4, Paper No. 184, 15 p. (2022). MSC: 34B24 34L15 34L10 PDF BibTeX XML Cite \textit{J. Cai} et al., Mediterr. J. Math. 19, No. 4, Paper No. 184, 15 p. (2022; Zbl 07579521) Full Text: DOI OpenURL
Mehrabov, Vuqar A. Spectral properties of a fourth-order differential operator with eigenvalue parameter-dependent boundary conditions. (English) Zbl 1485.34087 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 1485.34087) 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 1485.34088 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 1485.34088) 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 Link 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
Guan, Sheng-Yu; Yang, Chuan-Fu; Wu, Dong-Jie A partial inverse problem for quantum graphs with a loop. (English) Zbl 1484.34068 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 1484.34068) 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
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
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
Carmona, Angeles; Encinas, Andres Marcos; Mitjana, Margarida Eigenvalues with respect to a weight for general boundary value problems on networks. (English) Zbl 1467.34030 Linear Algebra Appl. 614, 208-243 (2021). Reviewer: Jiři Lipovský (Hradec Králové) MSC: 34B45 34L15 34L40 PDF BibTeX XML Cite \textit{A. Carmona} et al., Linear Algebra Appl. 614, 208--243 (2021; Zbl 1467.34030) Full Text: DOI OpenURL
Li, Kun; Bai, Yulin; Wang, Wanyi; Meng, Fanwei Self-adjoint realization of a class of third-order differential operators with an eigenparameter contained in the boundary conditions. (English) Zbl 1473.34021 J. Appl. Anal. Comput. 10, No. 6, 2631-2643 (2020). MSC: 34B24 34L15 47B50 34B05 PDF BibTeX XML Cite \textit{K. Li} et al., J. Appl. Anal. Comput. 10, No. 6, 2631--2643 (2020; Zbl 1473.34021) Full Text: DOI OpenURL
Kennedy, James B.; Lang, Robin On the eigenvalues of quantum graph Laplacians with large complex \(\delta\) couplings. (English) Zbl 1470.34081 Port. Math. (N.S.) 77, No. 2, 133-161 (2020). Reviewer: Jiři Lipovský (Hradec Králové) MSC: 34B45 34L15 81Q12 81Q35 PDF BibTeX XML Cite \textit{J. B. Kennedy} and \textit{R. Lang}, Port. Math. (N.S.) 77, No. 2, 133--161 (2020; Zbl 1470.34081) Full Text: DOI arXiv OpenURL
Sadovnichii, Victor; Sultanaev, Yaudat Talgatovich; Akhtyamov, Azamat The inverse problem of recovering the coefficients of a differential equations on a graph. (English) Zbl 1476.34061 J. Inverse Ill-Posed Probl. 28, No. 5, 727-738 (2020). MSC: 34A55 34B09 34B45 34L15 PDF BibTeX XML Cite \textit{V. Sadovnichii} et al., J. Inverse Ill-Posed Probl. 28, No. 5, 727--738 (2020; Zbl 1476.34061) Full Text: DOI OpenURL
Sun, Fu; Qi, Jiangang A priori bounds and existence of non-real eigenvalues for singular indefinite Sturm-Liouville problems with limit-circle type endpoints. (English) Zbl 1468.34033 Proc. R. Soc. Edinb., Sect. A, Math. 150, No. 5, 2607-2619 (2020). Reviewer: Seyfollah Mosazadeh (Kashan) MSC: 34B24 34L15 47B50 PDF BibTeX XML Cite \textit{F. Sun} and \textit{J. Qi}, Proc. R. Soc. Edinb., Sect. A, Math. 150, No. 5, 2607--2619 (2020; Zbl 1468.34033) Full Text: DOI OpenURL
Rohleder, Jonathan; Seifert, Christian Spectral monotonicity for Schrödinger operators on metric graphs. (English) Zbl 1479.34055 Atay, Fatihcan M. (ed.) et al., Discrete and continuous models in the theory of networks. Selected contributions from the participants of the research group hosted by the ZiF – Center for Interdisciplinary Research, University of Bielefeld, Bielefeld, Germany, October 2012 – September 2017 and the final conference, University of Bielefeld, Bielefeld, Germany, November 27 – December 1, 2017. Cham: Springer. Oper. Theory: Adv. Appl. 281, 291-310 (2020). Reviewer: Noema Nicolussi (Wien) MSC: 34B45 34L15 81Q35 34L40 34E10 PDF BibTeX XML Cite \textit{J. Rohleder} and \textit{C. Seifert}, Oper. Theory: Adv. Appl. 281, 291--310 (2020; Zbl 1479.34055) Full Text: DOI arXiv OpenURL
Kennedy, J. B. A family of diameter-based eigenvalue bounds for quantum graphs. (English) Zbl 1473.81070 Atay, Fatihcan M. (ed.) et al., Discrete and continuous models in the theory of networks. Selected contributions from the participants of the research group hosted by the ZiF – Center for Interdisciplinary Research, University of Bielefeld, Bielefeld, Germany, October 2012 – September 2017 and the final conference, University of Bielefeld, Bielefeld, Germany, November 27 – December 1, 2017. Cham: Springer. Oper. Theory: Adv. Appl. 281, 213-239 (2020). MSC: 81Q35 34B45 34L15 35P15 PDF BibTeX XML Cite \textit{J. B. Kennedy}, Oper. Theory: Adv. Appl. 281, 213--239 (2020; Zbl 1473.81070) Full Text: DOI arXiv OpenURL
Ozkan, A. Sinan Boundary-value problem for a class of second-order parameter-dependent dynamic equations on a time scale. (English) Zbl 1450.34071 Math. Methods Appl. Sci. 43, No. 7, 4353-4359 (2020). MSC: 34N05 34B09 34B24 34L15 PDF BibTeX XML Cite \textit{A. S. Ozkan}, Math. Methods Appl. Sci. 43, No. 7, 4353--4359 (2020; Zbl 1450.34071) Full Text: DOI OpenURL
Guan, Sheng-Yu; Yang, Chuan-Fu New trace formulae for Sturm-Liouville operators on the Lasso-graph. (English) Zbl 1446.34044 Result. Math. 75, No. 3, Paper No. 92, 9 p. (2020). Reviewer: Vjacheslav Yurko (Saratov) MSC: 34B45 34L05 34L15 34A55 47E05 PDF BibTeX XML Cite \textit{S.-Y. Guan} and \textit{C.-F. Yang}, Result. Math. 75, No. 3, Paper No. 92, 9 p. (2020; Zbl 1446.34044) Full Text: DOI OpenURL
Sun, Fu Bounds of non-real eigenvalues for indefinite \(p\)-Laplacian problems. (English) Zbl 1448.34042 Result. Math. 75, No. 3, Paper No. 91, 10 p. (2020). Reviewer: Bertin Zinsou (Johannesburg) MSC: 34B09 34B15 34L15 47B50 PDF BibTeX XML Cite \textit{F. Sun}, Result. Math. 75, No. 3, Paper No. 91, 10 p. (2020; Zbl 1448.34042) Full Text: DOI OpenURL
Zinsou, Bertin Dependence of eigenvalues of fourth-order boundary value problems with transmission conditions. (English) Zbl 1443.34096 Rocky Mt. J. Math. 50, No. 1, 369-382 (2020). MSC: 34L05 34L15 34B07 34B08 34B09 PDF BibTeX XML Cite \textit{B. Zinsou}, Rocky Mt. J. Math. 50, No. 1, 369--382 (2020; Zbl 1443.34096) Full Text: DOI Euclid OpenURL
Aliyev, Ziyatkhan S.; Namazov, Faiq M. Spectral properties of the equation of a vibrating rod at both ends of which the masses are concentrated. (English) Zbl 1441.34032 Banach J. Math. Anal. 14, No. 2, 585-606 (2020). Reviewer: Erdogan Sen (Tekirdağ) MSC: 34B09 34B05 34B08 34L10 34L15 47A75 47B50 74K10 74H45 34L20 PDF BibTeX XML Cite \textit{Z. S. Aliyev} and \textit{F. M. Namazov}, Banach J. Math. Anal. 14, No. 2, 585--606 (2020; Zbl 1441.34032) Full Text: DOI OpenURL
Kuznetsova, M. A. A uniqueness theorem on inverse spectral problems for the Sturm-Liouville differential operators on time scales. (English) Zbl 1443.34022 Result. Math. 75, No. 2, Paper No. 44, 23 p. (2020). Reviewer: Vjacheslav Yurko (Saratov) MSC: 34A55 34B24 34L05 34L15 34N05 47E05 PDF BibTeX XML Cite \textit{M. A. Kuznetsova}, Result. Math. 75, No. 2, Paper No. 44, 23 p. (2020; Zbl 1443.34022) Full Text: DOI arXiv OpenURL
Niikuni, Hiroaki Correction to: “Existence of eigenvalues embedded in the spectral bands of Schrödinger operators on carbon nanotubes with impurities”. (English) Zbl 1443.34095 Lett. Math. Phys. 110, No. 2, 421 (2020). MSC: 34L05 34L15 34B45 PDF BibTeX XML Cite \textit{H. Niikuni}, Lett. Math. Phys. 110, No. 2, 421 (2020; Zbl 1443.34095) Full Text: DOI OpenURL
Niikuni, Hiroaki Existence of eigenvalues embedded in the spectral bands of Schrödinger operators on carbon nanotubes with impurities. (English) Zbl 1451.34107 Lett. Math. Phys. 110, No. 2, 387-420 (2020); correction ibid. 110, No. 2, 421 (2020). Reviewer: Guy Katriel (Haifa) MSC: 34L05 34L15 34B45 34L40 PDF BibTeX XML Cite \textit{H. Niikuni}, Lett. Math. Phys. 110, No. 2, 387--420 (2020; Zbl 1451.34107) Full Text: DOI OpenURL
Eckhardt, Jonathan; Kostenko, Aleksey; Nicolussi, Noema Trace formulas and continuous dependence of spectra for the periodic conservative Camassa-Holm flow. (English) Zbl 1436.34077 J. Differ. Equations 268, No. 6, 3016-3034 (2020). Reviewer: Erdogan Sen (Tekirdağ) MSC: 34L05 34B07 34L15 PDF BibTeX XML Cite \textit{J. Eckhardt} et al., J. Differ. Equations 268, No. 6, 3016--3034 (2020; Zbl 1436.34077) Full Text: DOI arXiv OpenURL
Howard, Peter; Sukhtayev, Alim The Maslov and Morse indices for Sturm-Liouville systems on the half-line. (English) Zbl 1448.34065 Discrete Contin. Dyn. Syst. 40, No. 2, 983-1012 (2020). Reviewer: Natalia Bondarenko (Saratov) MSC: 34B24 34B45 34L15 34B40 34L40 PDF BibTeX XML Cite \textit{P. Howard} and \textit{A. Sukhtayev}, Discrete Contin. Dyn. Syst. 40, No. 2, 983--1012 (2020; Zbl 1448.34065) Full Text: DOI arXiv OpenURL
Sun, Fu; Li, Kun; Qi, Jiangang; Liao, Baochao Non-real eigenvalues of nonlocal indefinite Sturm-Liouville problems. (English) Zbl 07634320 Bound. Value Probl. 2019, No. 1, Paper No. 176, 12 p. (2019). MSC: 34B24 34L15 47B50 PDF BibTeX XML Cite \textit{F. Sun} et al., Bound. Value Probl. 2019, No. 1, Paper No. 176, 12 p. (2019; Zbl 07634320) Full Text: DOI OpenURL
Borisov, Denis Ivanovich; Konyrkulzhaeva, Maral Nurlanovna Simplest graphs with small edges: asymptotics for resolvents and holomorphic dependence of spectrum. (Russian. English summary) Zbl 1463.34127 Ufim. Mat. Zh. 11, No. 2, 56-71 (2019); translation in Ufa Math. J. 11, No. 2, 56-70 (2019). MSC: 34B45 34L40 34L15 PDF BibTeX XML Cite \textit{D. I. Borisov} and \textit{M. N. Konyrkulzhaeva}, Ufim. Mat. Zh. 11, No. 2, 56--71 (2019; Zbl 1463.34127); translation in Ufa Math. J. 11, No. 2, 56--70 (2019) Full Text: DOI MNR OpenURL
Schlichting, André; Slowik, Martin Poincaré and logarithmic Sobolev constants for metastable Markov chains via capacitary inequalities. (English) Zbl 1432.60070 Ann. Appl. Probab. 29, No. 6, 3438-3488 (2019). MSC: 60J10 34L15 60J45 82C26 60E15 PDF BibTeX XML Cite \textit{A. Schlichting} and \textit{M. Slowik}, Ann. Appl. Probab. 29, No. 6, 3438--3488 (2019; Zbl 1432.60070) Full Text: DOI arXiv Euclid OpenURL
Harutyunyan, Tigran The eigenvalues’ function of the family of Sturm-Liouville operators and the inverse problems. (English) Zbl 1433.34040 Tamkang J. Math. 50, No. 3, 233-252 (2019). MSC: 34B24 34A55 47E05 34L15 PDF BibTeX XML Cite \textit{T. Harutyunyan}, Tamkang J. Math. 50, No. 3, 233--252 (2019; Zbl 1433.34040) Full Text: DOI OpenURL
Ao, Ji-Jun; Wang, Juan Eigenvalues of Sturm-Liouville problems with distribution potentials on time scales. (English) Zbl 1430.34101 Quaest. Math. 42, No. 9, 1185-1197 (2019). Reviewer: Minghe Pei (Jilin) MSC: 34N05 34B05 34B40 34B24 34L15 PDF BibTeX XML Cite \textit{J.-J. Ao} and \textit{J. Wang}, Quaest. Math. 42, No. 9, 1185--1197 (2019; Zbl 1430.34101) Full Text: DOI OpenURL
Niikuni, Hiroaki On the spectra of Schrödinger operators on zigzag nanotubes with multiple bonds. (English) Zbl 1423.81084 Funkc. Ekvacioj, Ser. Int. 62, No. 2, 255-283 (2019). MSC: 81Q35 34L05 34L15 34B45 81Q10 82D77 82D80 PDF BibTeX XML Cite \textit{H. Niikuni}, Funkc. Ekvacioj, Ser. Int. 62, No. 2, 255--283 (2019; Zbl 1423.81084) Full Text: DOI OpenURL
Berkolaiko, Gregory; Kennedy, James B.; Kurasov, Pavel; Mugnolo, Delio Surgery principles for the spectral analysis of quantum graphs. (English) Zbl 1451.34029 Trans. Am. Math. Soc. 372, No. 7, 5153-5197 (2019). Reviewer: Jonathan Rohleder (Stockholm) MSC: 34B45 05C50 35P15 81Q35 34L15 PDF BibTeX XML Cite \textit{G. Berkolaiko} et al., Trans. Am. Math. Soc. 372, No. 7, 5153--5197 (2019; Zbl 1451.34029) Full Text: DOI arXiv OpenURL
Wang, Juan; Ao, Jijun Eigenvalues of Sturm-Liouville problems with nonlinear eigenparameter-dependent boundary conditions on time scales. (English) Zbl 1438.34353 Math. Appl. 32, No. 1, 153-160 (2019). MSC: 34N05 34L15 34B24 PDF BibTeX XML Cite \textit{J. Wang} and \textit{J. Ao}, Math. Appl. 32, No. 1, 153--160 (2019; Zbl 1438.34353) OpenURL
Ouyang, Yingkai Computing spectral bounds of the Heisenberg ferromagnet from geometric considerations. (English) Zbl 1427.82055 J. Math. Phys. 60, No. 7, 071901, 18 p. (2019). Reviewer: Piotr Garbaczewski (Opole) MSC: 82D40 82-04 82C22 05A15 35P15 82C20 05C50 PDF BibTeX XML Cite \textit{Y. Ouyang}, J. Math. Phys. 60, No. 7, 071901, 18 p. (2019; Zbl 1427.82055) Full Text: DOI arXiv Link OpenURL
Borisov, D. I.; Konyrkulzhaeva, M. N. Perturbation of threshold of the essential spectrum of the Schrödinger operator on the simplest graph with a small edge. (English. Russian original) Zbl 1426.34039 J. Math. Sci., New York 239, No. 3, 248-267 (2019); translation from Probl. Mat. Anal. 97, 15-30 (2019). Reviewer: Jiři Lipovský (Hradec Kralove) MSC: 34B45 34L40 34L05 34E10 34L15 PDF BibTeX XML Cite \textit{D. I. Borisov} and \textit{M. N. Konyrkulzhaeva}, J. Math. Sci., New York 239, No. 3, 248--267 (2019; Zbl 1426.34039); translation from Probl. Mat. Anal. 97, 15--30 (2019) Full Text: DOI OpenURL
Mohammadi, Seyyed Abbas; Bozorgnia, Farid; Voss, Heinrich Optimal shape design for the \(p\)-Laplacian eigenvalue problem. (English) Zbl 1414.35136 J. Sci. Comput. 78, No. 2, 1231-1249 (2019). MSC: 35P30 34L15 34L16 49M37 PDF BibTeX XML Cite \textit{S. A. Mohammadi} et al., J. Sci. Comput. 78, No. 2, 1231--1249 (2019; Zbl 1414.35136) Full Text: DOI OpenURL
Shouman, Abdolhakim Generalization of Philippin’s results for the first Robin eigenvalue and estimates for eigenvalues of the bi-drifting Laplacian. (English) Zbl 1432.35154 Ann. Global Anal. Geom. 55, No. 4, 805-817 (2019). Reviewer: Luigi Provenzano (Padova) MSC: 35P15 35J05 53C21 35J25 58C40 35R01 PDF BibTeX XML Cite \textit{A. Shouman}, Ann. Global Anal. Geom. 55, No. 4, 805--817 (2019; Zbl 1432.35154) Full Text: DOI OpenURL
Barbaroux, Jean-Marie; Cornean, Horia D.; Zalczer, Sylvain Localization for gapped Dirac Hamiltonians with random perturbations: application to graphene antidot lattices. (English) Zbl 1420.82028 Doc. Math. 24, 65-93 (2019). MSC: 82D80 82B20 81Q10 46N50 34L15 47A10 PDF BibTeX XML Cite \textit{J.-M. Barbaroux} et al., Doc. Math. 24, 65--93 (2019; Zbl 1420.82028) Full Text: DOI arXiv OpenURL
Usman, Muhammad Sobolev type inequalities for compact metric graphs. (English) Zbl 1498.26082 J. Inequal. Appl. 2018, Paper No. 271, 11 p. (2018). MSC: 26D20 34L15 81Q35 81Q10 05C50 PDF BibTeX XML Cite \textit{M. Usman}, J. Inequal. Appl. 2018, Paper No. 271, 11 p. (2018; Zbl 1498.26082) Full Text: DOI OpenURL
Niikuni, Hiroaki Schrödinger operators on a zigzag supergraphene-based carbon nanotube. (English) Zbl 1488.34487 Commun. Comput. Phys. 23, No. 5, 1434-1475 (2018). MSC: 34L40 81Q35 34L15 34B45 PDF BibTeX XML Cite \textit{H. Niikuni}, Commun. Comput. Phys. 23, No. 5, 1434--1475 (2018; Zbl 1488.34487) Full Text: DOI OpenURL
Akhtyamov, A. M.; Mamedov, Kh. R.; Yilmazoglu, E. N. Boundary inverse problem for star-shaped graph with different densities strings-edges. (English) Zbl 1403.34015 Vestn. Yuzhno-Ural. Gos. Univ., Ser. Mat. Model. Program. 11, No. 3, 5-17 (2018). Reviewer: Jiři Lipovský (Hradec Kralove) MSC: 34A55 34B45 34L15 PDF BibTeX XML Cite \textit{A. M. Akhtyamov} et al., Vestn. Yuzhno-Ural. Gos. Univ., Ser. Mat. Model. Program. 11, No. 3, 5--17 (2018; Zbl 1403.34015) Full Text: DOI MNR OpenURL
Berkolaiko, Gregory; Liu, Wen Eigenspaces of symmetric graphs are not typically irreducible. (English) Zbl 1395.34034 Lett. Math. Phys. 108, No. 8, 1825-1835 (2018). MSC: 34B45 34L40 34L15 PDF BibTeX XML Cite \textit{G. Berkolaiko} and \textit{W. Liu}, Lett. Math. Phys. 108, No. 8, 1825--1835 (2018; Zbl 1395.34034) Full Text: DOI arXiv OpenURL
Boman, Jan; Kurasov, Pavel; Suhr, Rune Schrödinger operators on graphs and geometry. II: Spectral estimates for \(L_1\)-potentials and an Ambartsumian theorem. (English) Zbl 1403.34030 Integral Equations Oper. Theory 90, No. 3, Paper No. 40, 24 p. (2018). Reviewer: Vjacheslav Yurko (Saratov) MSC: 34B45 34B24 34L15 47E05 PDF BibTeX XML Cite \textit{J. Boman} et al., Integral Equations Oper. Theory 90, No. 3, Paper No. 40, 24 p. (2018; Zbl 1403.34030) Full Text: DOI OpenURL
Kirichenko, Alisa; van Zanten, Harry Minimax lower bounds for function estimation on graphs. (English) Zbl 1388.62097 Electron. J. Stat. 12, No. 1, 651-666 (2018). MSC: 62G07 05C50 68T05 PDF BibTeX XML Cite \textit{A. Kirichenko} and \textit{H. van Zanten}, Electron. J. Stat. 12, No. 1, 651--666 (2018; Zbl 1388.62097) Full Text: DOI arXiv Euclid OpenURL
Gulsen, Tuba; Mawlood Sian, Shaida Saber; Yilmaz, Emrah; Koyunbakan, Hikmet Impulsive diffusion equation on time scales. (English) Zbl 1399.34300 Int. J. Anal. Appl. 16, No. 1, 137-148 (2018). MSC: 34N05 34L40 34L05 34B09 34L10 34L15 PDF BibTeX XML Cite \textit{T. Gulsen} et al., Int. J. Anal. Appl. 16, No. 1, 137--148 (2018; Zbl 1399.34300) Full Text: Link OpenURL
Colbois, Bruno; Savo, Alessandro Lower bounds for the first eigenvalue of the magnetic Laplacian. (English) Zbl 1386.58013 J. Funct. Anal. 274, No. 10, 2818-2845 (2018). MSC: 58J50 35P15 PDF BibTeX XML Cite \textit{B. Colbois} and \textit{A. Savo}, J. Funct. Anal. 274, No. 10, 2818--2845 (2018; Zbl 1386.58013) Full Text: DOI arXiv OpenURL
Boĭko, O. P.; Martinyuk, O. M.; Pivovarchik, V. M. On the relationship between the multiplicities of eigenvalues in finite- and infinite-dimensional problems on graphs. (English. Ukrainian original) Zbl 1498.39003 Ukr. Math. J. 69, No. 4, 521-533 (2017); translation from Ukr. Mat. Zh. 69, No. 4, 445-455 (2017). MSC: 39A12 34B45 34L15 35R02 81Q10 PDF BibTeX XML Cite \textit{O. P. Boĭko} et al., Ukr. Math. J. 69, No. 4, 521--533 (2017; Zbl 1498.39003); translation from Ukr. Mat. Zh. 69, No. 4, 445--455 (2017) Full Text: DOI OpenURL
Xie, Bing; Sun, Huaqing; Guo, Xinwei Non-real eigenvalues of symmetric Sturm-Liouville problems with indefinite weight functions. (English) Zbl 1413.34118 Electron. J. Qual. Theory Differ. Equ. 2017, Paper No. 18, 14 p. (2017). MSC: 34B24 34L15 47B50 PDF BibTeX XML Cite \textit{B. Xie} et al., Electron. J. Qual. Theory Differ. Equ. 2017, Paper No. 18, 14 p. (2017; Zbl 1413.34118) Full Text: DOI OpenURL
Guliyeva, Sevinc B. Basis properties of the system of eigenfunctions of a fourth-order eigenvalue problem with spectral parameter in the boundary conditions. (English) Zbl 1387.34117 Trans. Natl. Acad. Sci. Azerb., Ser. Phys.-Tech. Math. Sci. 37, No. 4, Math., 42-48 (2017). MSC: 34L10 34B08 34B24 34C10 47B50 34L15 PDF BibTeX XML Cite \textit{S. B. Guliyeva}, Trans. Natl. Acad. Sci. Azerb., Ser. Phys.-Tech. Math. Sci. 37, No. 4, Math., 42--48 (2017; Zbl 1387.34117) OpenURL
Ao, Jijun; Bo, Fangzhen Matrix representations of fourth order boundary value problems with eigenparameter-dependent boundary conditions. (Chinese. English summary) Zbl 1389.34059 Acta Math. Sin., Chin. Ser. 60, No. 3, 427-438 (2017). MSC: 34B09 34B05 34B40 15A18 34L15 PDF BibTeX XML Cite \textit{J. Ao} and \textit{F. Bo}, Acta Math. Sin., Chin. Ser. 60, No. 3, 427--438 (2017; Zbl 1389.34059) OpenURL
Luo, Hua Spectral theory of linear weighted Sturm-Liouville eigenvalue problems. (Chinese. English summary) Zbl 1389.34298 Acta Math. Sci., Ser. A, Chin. Ed. 37, No. 3, 427-449 (2017). MSC: 34N05 34B24 34L05 34L15 34L10 34C10 PDF BibTeX XML Cite \textit{H. Luo}, Acta Math. Sci., Ser. A, Chin. Ed. 37, No. 3, 427--449 (2017; Zbl 1389.34298) OpenURL
Gulsen, Tuba; Yilmaz, Emrah Spectral theory of Dirac system on time scales. (English) Zbl 1381.34114 Appl. Anal. 96, No. 16, 2684-2694 (2017). MSC: 34N05 34L40 34L05 34L10 34L15 PDF BibTeX XML Cite \textit{T. Gulsen} and \textit{E. Yilmaz}, Appl. Anal. 96, No. 16, 2684--2694 (2017; Zbl 1381.34114) Full Text: DOI OpenURL
Möller, Manfred; Zinsou, Bertin Asymptotics of the eigenvalues of self-adjoint fourth order differential operators with separated eigenvalue parameter dependent boundary conditions. (English) Zbl 1381.34042 Rocky Mt. J. Math. 47, No. 6, 2013-2042 (2017). Reviewer: Bruce A. Watson (Wits) MSC: 34B09 34B07 34B08 34L20 34L15 PDF BibTeX XML Cite \textit{M. Möller} and \textit{B. Zinsou}, Rocky Mt. J. Math. 47, No. 6, 2013--2042 (2017; Zbl 1381.34042) Full Text: DOI Euclid OpenURL
Abramov, A. A.; Yukhno, L. F. Nonlinear spectral problem for a self-adjoint vector differential equation. (English. Russian original) Zbl 1378.34038 Differ. Equ. 53, No. 7, 900-907 (2017); translation from Differ. Uravn. 53, No. 7, 927-934 (2017). MSC: 34B09 34B07 34L15 PDF BibTeX XML Cite \textit{A. A. Abramov} and \textit{L. F. Yukhno}, Differ. Equ. 53, No. 7, 900--907 (2017; Zbl 1378.34038); translation from Differ. Uravn. 53, No. 7, 927--934 (2017) Full Text: DOI OpenURL
Drábek, Pavel; Kuliev, Komil; Marletta, Marco Some criteria for discreteness of spectrum of half-linear fourth order Sturm-Liouville problem. (English) Zbl 1383.34044 NoDEA, Nonlinear Differ. Equ. Appl. 24, No. 2, Paper No. 11, 39 p. (2017). Reviewer: Hubert Kalf (München) MSC: 34B24 34B40 34C10 34L15 PDF BibTeX XML Cite \textit{P. Drábek} et al., NoDEA, Nonlinear Differ. Equ. Appl. 24, No. 2, Paper No. 11, 39 p. (2017; Zbl 1383.34044) Full Text: DOI OpenURL
Niikuni, Hiroaki Schrödinger operators on a periodically broken zigzag carbon nanotube. (English) Zbl 1372.34129 Proc. Indian Acad. Sci., Math. Sci. 127, No. 3, 471-516 (2017). MSC: 34L05 34L15 34B45 34L40 PDF BibTeX XML Cite \textit{H. Niikuni}, Proc. Indian Acad. Sci., Math. Sci. 127, No. 3, 471--516 (2017; Zbl 1372.34129) Full Text: DOI OpenURL
Savchuk, Artem M.; Shkalikov, A. A. Spectral properties of the complex Airy operator on the half-line. (English. Russian original) Zbl 1372.34131 Funct. Anal. Appl. 51, No. 1, 66-79 (2017); translation from Funkts. Anal. Prilozh. 51, No. 1, 82-98 (2017). Reviewer: Andreas Fleige (Dortmund) MSC: 34L10 34L40 34B40 34L15 PDF BibTeX XML Cite \textit{A. M. Savchuk} and \textit{A. A. Shkalikov}, Funct. Anal. Appl. 51, No. 1, 66--79 (2017; Zbl 1372.34131); translation from Funkts. Anal. Prilozh. 51, No. 1, 82--98 (2017) Full Text: DOI OpenURL
Gulsen, Tuba; Yilmaz, Emrah; Goktas, Sertac Conformable fractional Dirac system on time scales. (English) Zbl 1369.34013 J. Inequal. Appl. 2017, Paper No. 161, 10 p. (2017). MSC: 34A08 34N05 26A33 34B09 34L05 34L40 34L15 PDF BibTeX XML Cite \textit{T. Gulsen} et al., J. Inequal. Appl. 2017, Paper No. 161, 10 p. (2017; Zbl 1369.34013) Full Text: DOI OpenURL
Grünbaum, F. Alberto; Vinet, Luc; Zhedanov, Alexei Tridiagonalization and the Heun equation. (English) Zbl 1364.34126 J. Math. Phys. 58, No. 3, 031703, 12 p. (2017). MSC: 34M03 34L40 34M35 47L30 33C45 34L15 PDF BibTeX XML Cite \textit{F. A. Grünbaum} et al., J. Math. Phys. 58, No. 3, 031703, 12 p. (2017; Zbl 1364.34126) Full Text: DOI arXiv OpenURL
Rohleder, Jonathan Eigenvalue estimates for the Laplacian on a metric tree. (English) Zbl 1367.34029 Proc. Am. Math. Soc. 145, No. 5, 2119-2129 (2017). Reviewer: Sonja Currie (Wits) MSC: 34B45 81Q10 34L15 PDF BibTeX XML Cite \textit{J. Rohleder}, Proc. Am. Math. Soc. 145, No. 5, 2119--2129 (2017; Zbl 1367.34029) Full Text: DOI arXiv OpenURL
Sat, Murat Inverse problems for Sturm-Liouville operators with boundary conditions depending on a spectral parameter. (English) Zbl 1360.34028 Electron. J. Differ. Equ. 2017, Paper No. 26, 7 p. (2017). MSC: 34A55 47E05 34B07 34L15 PDF BibTeX XML Cite \textit{M. Sat}, Electron. J. Differ. Equ. 2017, Paper No. 26, 7 p. (2017; Zbl 1360.34028) Full Text: Link OpenURL
Amini, Omid; Kool, Janne A spectral lower bound for the divisorial gonality of metric graphs. (English) Zbl 1404.58042 Int. Math. Res. Not. 2016, No. 8, 2423-2450 (2016). MSC: 58J50 34L15 PDF BibTeX XML Cite \textit{O. Amini} and \textit{J. Kool}, Int. Math. Res. Not. 2016, No. 8, 2423--2450 (2016; Zbl 1404.58042) Full Text: DOI arXiv OpenURL
Aliyev, Ziyatkhan; Manafova, Parvana Oscillation theorems for the Dirac operator with a spectral parameter in the boundary condition. (English) Zbl 1399.34279 Electron. J. Qual. Theory Differ. Equ. 2016, Paper No. 115, 10 p. (2016). MSC: 34L40 34B09 34L15 34L20 34B07 34C10 PDF BibTeX XML Cite \textit{Z. Aliyev} and \textit{P. Manafova}, Electron. J. Qual. Theory Differ. Equ. 2016, Paper No. 115, 10 p. (2016; Zbl 1399.34279) Full Text: DOI OpenURL
Ismailov, Zameddin I.; Yilmaz, Bülent; Mert, Rukiye Öztürk On the spectrums of some class of selfadjoint singular differential operators. (English) Zbl 1461.47009 Commun. Fac. Sci. Univ. Ank., Sér. A1, Math. Stat. 65, No. 1, 137-145 (2016). Reviewer: Bilender P. Allahverdiev (Isparta) MSC: 47B25 47A10 47A20 34B10 34B40 34L15 PDF BibTeX XML Cite \textit{Z. I. Ismailov} et al., Commun. Fac. Sci. Univ. Ank., Sér. A1, Math. Stat. 65, No. 1, 137--145 (2016; Zbl 1461.47009) Full Text: DOI OpenURL
Tuna, Hüseyin Completeness theorem for the dissipative Sturm-Liouville operator on bounded time scales. (English) Zbl 1369.34111 Indian J. Pure Appl. Math. 47, No. 3, 535-544 (2016). MSC: 34N05 34L15 34L40 34L10 PDF BibTeX XML Cite \textit{H. Tuna}, Indian J. Pure Appl. Math. 47, No. 3, 535--544 (2016; Zbl 1369.34111) Full Text: DOI OpenURL
Korotyaev, Evgeny Estimates of 1D resonances in terms of potentials. (English) Zbl 1364.34123 J. Anal. Math. 130, 151-166 (2016). Reviewer: Natalia Bondarenko (Saratov) MSC: 34L40 34B05 34B09 34B40 34L20 34L15 PDF BibTeX XML Cite \textit{E. Korotyaev}, J. Anal. Math. 130, 151--166 (2016; Zbl 1364.34123) Full Text: DOI arXiv OpenURL
Diab, Adel T.; Kaldybekova, B. K.; Penkin, O. M. On the multiplicity of eigenvalues of the Sturm-Liouville problem on graphs. (English. Russian original) Zbl 1352.34040 Math. Notes 99, No. 4, 492-502 (2016); translation from Mat. Zametki 99, No. 4, 489-501 (2016). MSC: 34B45 34L15 34B24 PDF BibTeX XML Cite \textit{A. T. Diab} et al., Math. Notes 99, No. 4, 492--502 (2016; Zbl 1352.34040); translation from Mat. Zametki 99, No. 4, 489--501 (2016) Full Text: DOI OpenURL
García-Reimbert, Catherine; Cruz-García, Salvador On the spectral stability of standing waves of the one-dimensional \(M^5\)-model. (English) Zbl 1440.34091 Discrete Contin. Dyn. Syst., Ser. B 21, No. 4, 1079-1099 (2016). MSC: 34L15 34B40 34C37 35L60 34L05 92C17 35C07 PDF BibTeX XML Cite \textit{C. García-Reimbert} and \textit{S. Cruz-García}, Discrete Contin. Dyn. Syst., Ser. B 21, No. 4, 1079--1099 (2016; Zbl 1440.34091) Full Text: DOI OpenURL
Kennedy, James B.; Kurasov, Pavel; Malenová, Gabriela; Mugnolo, Delio On the spectral gap of a quantum graph. (English) Zbl 1354.34057 Ann. Henri Poincaré 17, No. 9, 2439-2473 (2016). Reviewer: Mihai Pascu (Bucureşti) MSC: 34B45 34L15 PDF BibTeX XML Cite \textit{J. B. Kennedy} et al., Ann. Henri Poincaré 17, No. 9, 2439--2473 (2016; Zbl 1354.34057) Full Text: DOI arXiv OpenURL
Han, Xiaoling; Gao, Ting A priori bounds and existence of non-real eigenvalues of fourth-order boundary value problem with indefinite weight function. (English) Zbl 1351.34100 Electron. J. Differ. Equ. 2016, Paper No. 82, 9 p. (2016). Reviewer: Andreas Fleige (Dortmund) MSC: 34L15 34B05 47B50 34B24 PDF BibTeX XML Cite \textit{X. Han} and \textit{T. Gao}, Electron. J. Differ. Equ. 2016, Paper No. 82, 9 p. (2016; Zbl 1351.34100) Full Text: EMIS OpenURL
Valovik, D. V.; Kurseeva, V. Yu. On the eigenvalues of a nonlinear spectral problem. (English. Russian original) Zbl 1344.34038 Differ. Equ. 52, No. 2, 149-156 (2016); translation from Differ. Uravn. 52, No. 2, 149-156 (2016). MSC: 34B09 34B24 34B10 34L10 34L15 PDF BibTeX XML Cite \textit{D. V. Valovik} and \textit{V. Yu. Kurseeva}, Differ. Equ. 52, No. 2, 149--156 (2016; Zbl 1344.34038); translation from Differ. Uravn. 52, No. 2, 149--156 (2016) Full Text: DOI OpenURL
Levitin, Michael; Seri, Marcello Accumulation of complex eigenvalues of an indefinite Sturm-Liouville operator with a shifted Coulomb potential. (English) Zbl 1347.34127 Oper. Matrices 10, No. 1, 223-245 (2016). Reviewer: Andreas Fleige (Dortmund) MSC: 34L15 34B24 47E05 47B50 33C15 PDF BibTeX XML Cite \textit{M. Levitin} and \textit{M. Seri}, Oper. Matrices 10, No. 1, 223--245 (2016; Zbl 1347.34127) Full Text: DOI arXiv Link OpenURL
Behrndt, Jussi; Leben, Leslie; Martínez Pería, Francisco; Möws, Roland; Trunk, Carsten Sharp eigenvalue estimates for rank one perturbations of nonnegative operators in Krein spaces. (English) Zbl 1341.47045 J. Math. Anal. Appl. 439, No. 2, 864-895 (2016). MSC: 47B50 47A55 34B24 34L15 PDF BibTeX XML Cite \textit{J. Behrndt} et al., J. Math. Anal. Appl. 439, No. 2, 864--895 (2016; Zbl 1341.47045) Full Text: DOI OpenURL
Karreskog, G.; Kurasov, Pavel; Kupersmidt, I. Trygg Schrödinger operators on graphs: symmetrization and Eulerian cycles. (English) Zbl 1355.34053 Proc. Am. Math. Soc. 144, No. 3, 1197-1207 (2016). Reviewer: Sonja Currie (Wits) MSC: 34B45 34L05 34L15 34L40 PDF BibTeX XML Cite \textit{G. Karreskog} et al., Proc. Am. Math. Soc. 144, No. 3, 1197--1207 (2016; Zbl 1355.34053) Full Text: DOI OpenURL
Qi, Jiangang; Xie, Bing; Chen, Shaozhu The upper and lower bounds on non-real eigenvalues of indefinite Sturm-Liouville problems. (English) Zbl 1341.34081 Proc. Am. Math. Soc. 144, No. 2, 547-559 (2016). Reviewer: Jonathan Rohleder (Hamburg) MSC: 34L15 34B24 47B50 PDF BibTeX XML Cite \textit{J. Qi} et al., Proc. Am. Math. Soc. 144, No. 2, 547--559 (2016; Zbl 1341.34081) Full Text: DOI OpenURL
Niikuni, Hiroaki Spectral band structure of periodic Schrödinger operators with two potentials on the degenerate zigzag nanotube. (English) Zbl 1334.34066 J. Appl. Math. Comput. 50, No. 1-2, 453-482 (2016). MSC: 34B45 34L05 34L15 34L40 PDF BibTeX XML Cite \textit{H. Niikuni}, J. Appl. Math. Comput. 50, No. 1--2, 453--482 (2016; Zbl 1334.34066) Full Text: DOI OpenURL
Zhang, Liuwei; Zhao, Yan The lower bounds of the first eigenvalues for the biharmonic operator on manifolds. (English) Zbl 1330.35275 J. Inequal. Appl. 2016, Paper No. 5, 9 p. (2016). MSC: 35P15 58J50 PDF BibTeX XML Cite \textit{L. Zhang} and \textit{Y. Zhao}, J. Inequal. Appl. 2016, Paper No. 5, 9 p. (2016; Zbl 1330.35275) Full Text: DOI OpenURL
Arora, Sanjeev; Barak, Boaz; Steurer, David Subexponential algorithms for unique games and related problems. (English) Zbl 1426.05159 J. ACM 62, No. 5, Article No. 42, 25 p. (2015). MSC: 05C85 05C50 05C57 05C70 68Q17 68W25 68W40 PDF BibTeX XML Cite \textit{S. Arora} et al., J. ACM 62, No. 5, Article No. 42, 25 p. (2015; Zbl 1426.05159) Full Text: DOI OpenURL
Karaca, Ilkay Yaslan; Fen, Fatma Tokmak Eigenvalues for iterative systems of dynamic equations with integral boundary conditions. (English) Zbl 1354.34145 Commun. Fac. Sci. Univ. Ank., Sér. A1, Math. Stat. 64, No. 1, 87-97 (2015). MSC: 34N05 34B18 34B27 34L15 34B10 47N20 PDF BibTeX XML Cite \textit{I. Y. Karaca} and \textit{F. T. Fen}, Commun. Fac. Sci. Univ. Ank., Sér. A1, Math. Stat. 64, No. 1, 87--97 (2015; Zbl 1354.34145) Full Text: DOI OpenURL
Vladimirov, A. A. Remarks on minorants of Laplacians on a geometric graph. (English. Russian original) Zbl 1338.34070 Math. Notes 98, No. 3, 519-521 (2015); translation from Mat. Zametki 98, No. 3, 467-469 (2015). MSC: 34B45 34B09 34L15 PDF BibTeX XML Cite \textit{A. A. Vladimirov}, Math. Notes 98, No. 3, 519--521 (2015; Zbl 1338.34070); translation from Mat. Zametki 98, No. 3, 467--469 (2015) Full Text: DOI OpenURL
Niikuni, Hiroaki Spectral band structure of periodic Schrödinger operators on a generalized degenerate zigzag nanotube. (English) Zbl 1337.34087 Tokyo J. Math. 38, No. 2, 409-438 (2015). MSC: 34L05 34L15 34B45 34L40 PDF BibTeX XML Cite \textit{H. Niikuni}, Tokyo J. Math. 38, No. 2, 409--438 (2015; Zbl 1337.34087) Full Text: DOI Euclid OpenURL
Spencer, J. H.; Zhukovskii, M. E. On the spectra of first-order language properties for random graphs. (English. Russian original) Zbl 1325.05154 Dokl. Math. 92, No. 1, 503-506 (2015); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 463, No. 6, 642-645 (2015). MSC: 05C80 05C50 05C35 PDF BibTeX XML Cite \textit{J. H. Spencer} and \textit{M. E. Zhukovskii}, Dokl. Math. 92, No. 1, 503--506 (2015; Zbl 1325.05154); translation from Dokl. Akad. Nauk, Ross. Akad. Nauk 463, No. 6, 642--645 (2015) Full Text: DOI OpenURL
Woracek, Harald Asymptotics of eigenvalues for a class of singular Kreĭn strings. (English) Zbl 1326.34132 Collect. Math. 66, No. 3, 469-479 (2015). MSC: 34L20 46E22 47B50 34L40 34L15 47E05 PDF BibTeX XML Cite \textit{H. Woracek}, Collect. Math. 66, No. 3, 469--479 (2015; Zbl 1326.34132) Full Text: DOI OpenURL
Zhang, Liuwei The lower and upper bounds of the first eigenvalues for the bi-harmonic operator on manifolds. (Bornes inférieures et supérieures des premières valeurs propres de l’opérateur bi-harmonique sur une variété.) (English. French summary) Zbl 1354.58030 C. R., Math., Acad. Sci. Paris 353, No. 8, 735-740 (2015). Reviewer: Emily Dryden (Lewisburg, PA) MSC: 58J50 35P15 PDF BibTeX XML Cite \textit{L. Zhang}, C. R., Math., Acad. Sci. Paris 353, No. 8, 735--740 (2015; Zbl 1354.58030) Full Text: DOI OpenURL
Mochizuki, Kiyoshi; Trooshin, Igor Spectral problems and scattering on noncompact star-shaped graphs containing finite rays. (English) Zbl 1310.34041 J. Inverse Ill-Posed Probl. 23, No. 1, 23-40 (2015). MSC: 34B45 34L25 81Q35 34L40 34L15 34L05 PDF BibTeX XML Cite \textit{K. Mochizuki} and \textit{I. Trooshin}, J. Inverse Ill-Posed Probl. 23, No. 1, 23--40 (2015; Zbl 1310.34041) Full Text: DOI OpenURL
Hsu, Yi Jung; Lai, Chien-Lun Upper bounds for the first eigenvalue of the Laplace operator on complete Riemannian manifolds. (English) Zbl 1357.58031 Taiwanese J. Math. 18, No. 4, 1257-1265 (2014). MSC: 58J50 34L15 PDF BibTeX XML Cite \textit{Y. J. Hsu} and \textit{C.-L. Lai}, Taiwanese J. Math. 18, No. 4, 1257--1265 (2014; Zbl 1357.58031) Full Text: DOI OpenURL
Behrndt, Jussi; Chen, Shaozhu; Philipp, Friedrich; Qi, Jiangang Estimates on the non-real eigenvalues of regular indefinite Sturm-Liouville problems. (English) Zbl 1325.34098 Proc. R. Soc. Edinb., Sect. A, Math. 144, No. 6, 1113-1126 (2014). Reviewer: Andreas Fleige (Dortmund) MSC: 34L15 34B24 47B50 34B09 PDF BibTeX XML Cite \textit{J. Behrndt} et al., Proc. R. Soc. Edinb., Sect. A, Math. 144, No. 6, 1113--1126 (2014; Zbl 1325.34098) Full Text: DOI arXiv OpenURL
Diab, A. T.; Kuleshov, P. A.; Penkin, O. M. Estimate of the first eigenvalue of the Laplacian on a graph. (English. Russian original) Zbl 1320.34113 Math. Notes 96, No. 5, 948-956 (2014); translation from Mat. Zametki 96, No. 6, 885-895 (2014). MSC: 34L15 34B45 PDF BibTeX XML Cite \textit{A. T. Diab} et al., Math. Notes 96, No. 5, 948--956 (2014; Zbl 1320.34113); translation from Mat. Zametki 96, No. 6, 885--895 (2014) Full Text: DOI OpenURL
Ma, Yutao; Mao, Yonghua New point view of spectral gap in functional spaces for birth-death processes. (English) Zbl 1312.60102 Front. Math. China 9, No. 3, 523-535 (2014). MSC: 60J80 60J27 34L15 PDF BibTeX XML Cite \textit{Y. Ma} and \textit{Y. Mao}, Front. Math. China 9, No. 3, 523--535 (2014; Zbl 1312.60102) Full Text: DOI OpenURL
Prasad, K. R.; Sreedhar, N.; Narasimhulu, Y. Eigenvalue intervals for iterative systems of nonlinear \(m\)-point boundary value problems on time scales. (English) Zbl 1314.34184 Differ. Equ. Dyn. Syst. 22, No. 4, 353-368 (2014). MSC: 34N05 34B10 34B27 47N20 34B09 34L15 34B18 PDF BibTeX XML Cite \textit{K. R. Prasad} et al., Differ. Equ. Dyn. Syst. 22, No. 4, 353--368 (2014; Zbl 1314.34184) Full Text: DOI OpenURL
Henderson, Johnny; Luca, Rodica Comparison of smallest eigenvalues for certain third order boundary value problems. (English) Zbl 1310.34113 Panam. Math. J. 24, No. 3, 75-81 (2014). MSC: 34L15 34B05 34B09 47H07 47N20 PDF BibTeX XML Cite \textit{J. Henderson} and \textit{R. Luca}, Panam. Math. J. 24, No. 3, 75--81 (2014; Zbl 1310.34113) OpenURL
Chen, Hua; Qiao, Ronghua; Luo, Peng; Xiao, Dongyuan Lower and upper bounds of Dirichlet eigenvalues for totally characteristic degenerate elliptic operators. (English) Zbl 1327.35269 Sci. China, Math. 57, No. 11, 2235-2246 (2014). MSC: 35P15 35J20 58J05 PDF BibTeX XML Cite \textit{H. Chen} et al., Sci. China, Math. 57, No. 11, 2235--2246 (2014; Zbl 1327.35269) Full Text: DOI OpenURL
Behrndt, Jussi; Möws, Roland; Trunk, Carsten On finite rank perturbations of selfadjoint operators in Krein spaces and eigenvalues in spectral gaps. (English) Zbl 1348.47009 Complex Anal. Oper. Theory 8, No. 4, 925-936 (2014). MSC: 47A55 34L15 47E05 47B50 PDF BibTeX XML Cite \textit{J. Behrndt} et al., Complex Anal. Oper. Theory 8, No. 4, 925--936 (2014; Zbl 1348.47009) Full Text: DOI Link OpenURL
Volkova, A. S.; Provotorov, V. V. Generalized solutions and generalized eigenfunctions of boundary-value problems on a geometric graph. (English. Russian original) Zbl 1306.34045 Russ. Math. 58, No. 3, 1-13 (2014); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2014, No. 3, 3-18 (2014). MSC: 34B45 34L15 34L10 PDF BibTeX XML Cite \textit{A. S. Volkova} and \textit{V. V. Provotorov}, Russ. Math. 58, No. 3, 1--13 (2014; Zbl 1306.34045); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2014, No. 3, 3--18 (2014) Full Text: DOI OpenURL
Niikuni, Hiroaki Spectra of periodic Schrödinger operators on the degenerate zigzag nanotube with \(\delta\) type vertex conditions. (English) Zbl 1319.34149 Integral Equations Oper. Theory 79, No. 4, 477-505 (2014). Reviewer: Chuan-Fu Yang (Nanjing) MSC: 34L15 34L05 34B45 34L40 PDF BibTeX XML Cite \textit{H. Niikuni}, Integral Equations Oper. Theory 79, No. 4, 477--505 (2014; Zbl 1319.34149) Full Text: DOI OpenURL
Currie, Sonja Self-adjoint boundary conditions and interlacing of eigenvalues for the Sturm-Liouville equation on graphs. (English) Zbl 1319.34049 Oper. Matrices 8, No. 2, 467-483 (2014). Reviewer: Chuan-Fu Yang (Nanjing) MSC: 34B45 34L05 34B24 34L15 PDF BibTeX XML Cite \textit{S. Currie}, Oper. Matrices 8, No. 2, 467--483 (2014; Zbl 1319.34049) Full Text: DOI Link OpenURL