Caruso, Noe; Michelangeli, Alessandro Convergence of the conjugate gradient method with unbounded operators. (English) Zbl 07533182 Oper. Matrices 16, No. 1, 35-68 (2022). MSC: 33C47 41A65 46N40 47B25 47N40 PDF BibTeX XML Cite \textit{N. Caruso} and \textit{A. Michelangeli}, Oper. Matrices 16, No. 1, 35--68 (2022; Zbl 07533182) Full Text: DOI OpenURL
Bełdziński, Michał; Galewski, Marek; Majdak, Witold On the nonlinear perturbations of self-adjoint operators. (English) Zbl 1485.35227 Adv. Nonlinear Anal. 11, 1117-1133 (2022). MSC: 35J91 35J25 47B25 35A01 PDF BibTeX XML Cite \textit{M. Bełdziński} et al., Adv. Nonlinear Anal. 11, 1117--1133 (2022; Zbl 1485.35227) Full Text: DOI OpenURL
Allahverdiev, Bilender; Tuna, Hüseyin On extensions of matrix-valued Hahn-Sturm-Liouville operators. (English) Zbl 07527579 Ann. Univ. Mariae Curie-Skłodowska, Sect. A 75, No. 2, 1-12 (2021). MSC: 47-XX 47B25 05A30 39-XX PDF BibTeX XML Cite \textit{B. Allahverdiev} and \textit{H. Tuna}, Ann. Univ. Mariae Curie-Skłodowska, Sect. A 75, No. 2, 1--12 (2021; Zbl 07527579) Full Text: DOI OpenURL
Karahan, Döne; Mamedov, Khanlar Rashid On a \(q\)-boundary value problem with discontinuity conditions. (English) Zbl 1486.34166 Vestn. Yuzhno-Ural. Gos. Univ., Ser. Mat., Mekh., Fiz. 13, No. 4, 5-12 (2021). MSC: 34L10 39A13 47B25 94A20 PDF BibTeX XML Cite \textit{D. Karahan} and \textit{K. R. Mamedov}, Vestn. Yuzhno-Ural. Gos. Univ., Ser. Mat., Mekh., Fiz. 13, No. 4, 5--12 (2021; Zbl 1486.34166) Full Text: DOI MNR OpenURL
Takaesu, Toshimitsu Construction of solutions of the classical field equation of a massless Klein-Gordon field interacting with a static source. (English) Zbl 1487.81094 Tokyo J. Math. 44, No. 2, 313-322 (2021). MSC: 81Q10 47B25 81V73 30H20 81Q12 81Q05 47A07 PDF BibTeX XML Cite \textit{T. Takaesu}, Tokyo J. Math. 44, No. 2, 313--322 (2021; Zbl 1487.81094) Full Text: DOI OpenURL
Pizzichillo, Fabio; Van Den Bosch, Hanne Self-adjointness of two-dimensional Dirac operators on corner domains. (English) Zbl 1486.81111 J. Spectr. Theory 11, No. 3, 1043-1079 (2021). MSC: 81Q10 81R25 81R20 81Q37 47N20 47N50 35G15 47B25 30C20 05C70 46E36 PDF BibTeX XML Cite \textit{F. Pizzichillo} and \textit{H. Van Den Bosch}, J. Spectr. Theory 11, No. 3, 1043--1079 (2021; Zbl 1486.81111) Full Text: DOI arXiv OpenURL
Frymark, Dale; Liaw, Constanze Perspectives on general left-definite theory. (English) Zbl 07456823 Gesztesy, Fritz (ed.) et al., From operator theory to orthogonal polynomials, combinatorics, and number theory. A volume in honor of Lance Littlejohn’s 70th birthday. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 285, 69-89 (2021). MSC: 47B25 33C45 34B24 47-02 PDF BibTeX XML Cite \textit{D. Frymark} and \textit{C. Liaw}, Oper. Theory: Adv. Appl. 285, 69--89 (2021; Zbl 07456823) Full Text: DOI arXiv OpenURL
Stempak, Krzysztof Finite reflection groups and symmetric extensions of Laplacian. (English) Zbl 1480.35123 Stud. Math. 261, No. 3, 241-267 (2021). MSC: 35J05 35J25 47B25 PDF BibTeX XML Cite \textit{K. Stempak}, Stud. Math. 261, No. 3, 241--267 (2021; Zbl 1480.35123) Full Text: DOI arXiv OpenURL
Dolbeault, Jean; Esteban, Maria J.; Loss, Michael Critical magnetic field for 2D magnetic Dirac-Coulomb operators and Hardy inequalities. (English) Zbl 1480.81044 Exner, Pavel (ed.) et al., Partial differential equations, spectral theory, and mathematical physics. The Ari Laptev anniversary volume. Berlin: European Mathematical Society (EMS). EMS Ser. Congr. Rep., 41-63 (2021). MSC: 81Q10 46N50 81Q05 47A75 47B25 PDF BibTeX XML Cite \textit{J. Dolbeault} et al., in: Partial differential equations, spectral theory, and mathematical physics. The Ari Laptev anniversary volume. Berlin: European Mathematical Society (EMS). 41--63 (2021; Zbl 1480.81044) Full Text: DOI arXiv OpenURL
Roman, Marcel; Sandovici, Adrian Essentially self-adjoint linear relations in Hilbert spaces. (English) Zbl 07434709 Period. Math. Hung. 83, No. 2, 122-132 (2021). Reviewer: Valerii V. Obukhovskij (Voronezh) MSC: 47A06 47B25 47B65 PDF BibTeX XML Cite \textit{M. Roman} and \textit{A. Sandovici}, Period. Math. Hung. 83, No. 2, 122--132 (2021; Zbl 07434709) Full Text: DOI OpenURL
Lenz, Daniel; Weinmann, Timon; Wirth, Melchior Self-adjoint extensions of bipartite Hamiltonians. (English) Zbl 07414989 Proc. Edinb. Math. Soc., II. Ser. 64, No. 3, 433-447 (2021). MSC: 47B25 81Q10 46N50 PDF BibTeX XML Cite \textit{D. Lenz} et al., Proc. Edinb. Math. Soc., II. Ser. 64, No. 3, 433--447 (2021; Zbl 07414989) Full Text: DOI arXiv OpenURL
Popov, I. Y.; Blinova, I. V.; Popov, A. I. A model of a boundary composed of the Helmholtz resonators. (English) Zbl 07409848 Complex Var. Elliptic Equ. 66, No. 8, 1256-1263 (2021). MSC: 47B25 35P15 PDF BibTeX XML Cite \textit{I. Y. Popov} et al., Complex Var. Elliptic Equ. 66, No. 8, 1256--1263 (2021; Zbl 07409848) Full Text: DOI OpenURL
Michelangeli, Alessandro Models of zero-range interaction for the bosonic trimer at unitarity. (English) Zbl 07409795 Rev. Math. Phys. 33, No. 4, Article ID 2150010, 101 p. (2021). MSC: 81Q10 45H05 46F10 46N20 46N50 47B25 47F10 47N50 70F07 PDF BibTeX XML Cite \textit{A. Michelangeli}, Rev. Math. Phys. 33, No. 4, Article ID 2150010, 101 p. (2021; Zbl 07409795) Full Text: DOI arXiv OpenURL
Kostenko, Aleksey; Nicolussi, Noema A note on the Gaffney Laplacian on infinite metric graphs. (English) Zbl 1475.35374 J. Funct. Anal. 281, No. 10, Article ID 109216, 20 p. (2021). MSC: 35R02 47B25 81Q10 05C50 PDF BibTeX XML Cite \textit{A. Kostenko} and \textit{N. Nicolussi}, J. Funct. Anal. 281, No. 10, Article ID 109216, 20 p. (2021; Zbl 1475.35374) Full Text: DOI arXiv OpenURL
Dehimi, Souheyb; Mortad, Mohammed Hichem; Tarcsay, Zsigmond On the operator equations \(A^n = A^{\ast}A\). (English) Zbl 07379864 Linear Multilinear Algebra 69, No. 9, 1771-1778 (2021). Reviewer: Elena V. Tabarintseva (Chelyabinsk) MSC: 47A50 39B42 PDF BibTeX XML Cite \textit{S. Dehimi} et al., Linear Multilinear Algebra 69, No. 9, 1771--1778 (2021; Zbl 07379864) Full Text: DOI arXiv OpenURL
Ao, Ji-jun; Sun, Jiong Eigenvalues of a class of fourth-order boundary value problems with transmission conditions using matrix theory. (English) Zbl 1483.34037 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 1483.34037) Full Text: DOI OpenURL
Yang, Chen; Sun, Huaqing Friedrichs extensions of a class of singular Hamiltonian systems. (English) Zbl 07379511 J. Differ. Equations 293, 359-391 (2021). MSC: 47H06 47B25 34B05 PDF BibTeX XML Cite \textit{C. Yang} and \textit{H. Sun}, J. Differ. Equations 293, 359--391 (2021; Zbl 07379511) Full Text: DOI OpenURL
Caruso, Noè Angelo; Michelangeli, Alessandro Krylov solvability of unbounded inverse linear problems. (English) Zbl 1473.41009 Integral Equations Oper. Theory 93, No. 1, Paper No. 1, 26 p. (2021). Reviewer: Andrei Sipoş (Bucureşti) MSC: 41A65 46N40 47B25 47N40 PDF BibTeX XML Cite \textit{N. A. Caruso} and \textit{A. Michelangeli}, Integral Equations Oper. Theory 93, No. 1, Paper No. 1, 26 p. (2021; Zbl 1473.41009) Full Text: DOI arXiv OpenURL
Stempak, Krzysztof Spectral properties of ordinary differential operators admitting special decompositions. (English) Zbl 07359976 Commun. Pure Appl. Anal. 20, No. 5, 1961-1986 (2021). Reviewer: A. S. Makin (Moskva) MSC: 47E05 47B25 34B24 PDF BibTeX XML Cite \textit{K. Stempak}, Commun. Pure Appl. Anal. 20, No. 5, 1961--1986 (2021; Zbl 07359976) Full Text: DOI OpenURL
Tulenov, K. S.; Zhumanova, L. K. An abstract theorem on completeness of systems of root vectors of correct restrictions. (English) Zbl 07348546 Adv. Oper. Theory 6, No. 2, Paper No. 36, 17 p. (2021). MSC: 47A05 34B05 47B25 34B09 34L10 35P05 35P10 34L05 34B24 PDF BibTeX XML Cite \textit{K. S. Tulenov} and \textit{L. K. Zhumanova}, Adv. Oper. Theory 6, No. 2, Paper No. 36, 17 p. (2021; Zbl 07348546) Full Text: DOI OpenURL
Boitsev, A. A.; Brasche, J.; Popov, I. Y. Point-like perturbation of Rashba Hamiltonian. (English) Zbl 1482.47039 Complex Var. Elliptic Equ. 66, No. 1, 154-164 (2021). Reviewer: Mohammed El Aïdi (Bogotá) MSC: 47B25 81U20 PDF BibTeX XML Cite \textit{A. A. Boitsev} et al., Complex Var. Elliptic Equ. 66, No. 1, 154--164 (2021; Zbl 1482.47039) Full Text: DOI OpenURL
Smirnov, A. G. Coupling constant dependence for the Schrödinger equation with an inverse-square potential. (English) Zbl 1454.34116 Adv. Oper. Theory 6, No. 2, Paper No. 31, 58 p. (2021). MSC: 34L10 34L40 47B25 81Q10 PDF BibTeX XML Cite \textit{A. G. Smirnov}, Adv. Oper. Theory 6, No. 2, Paper No. 31, 58 p. (2021; Zbl 1454.34116) Full Text: DOI arXiv OpenURL
Shi, Yuming; Liu, Yan Trace class perturbation of closed linear relations. (English) Zbl 07311334 Linear Algebra Appl. 610, 837-858 (2021). MSC: 47A06 47A55 47B25 47A10 PDF BibTeX XML Cite \textit{Y. Shi} and \textit{Y. Liu}, Linear Algebra Appl. 610, 837--858 (2021; Zbl 07311334) Full Text: DOI arXiv OpenURL
Bensaid, Ikram Fatima Zohra; Dehimi, Souheyb; Fuglede, Bent; Mortad, Mohammed Hichem The Fuglede theorem and some intertwining relations. (English) Zbl 07286949 Adv. Oper. Theory 6, No. 1, Paper No. 9, 7 p. (2021). MSC: 47A05 47B25 47A62 PDF BibTeX XML Cite \textit{I. F. Z. Bensaid} et al., Adv. Oper. Theory 6, No. 1, Paper No. 9, 7 p. (2021; Zbl 07286949) Full Text: DOI arXiv OpenURL
Wang, Hongjun; Zhao, Jia The self-adjointness of the product of two differential operators on metric graph. (Chinese. English summary) Zbl 1484.47040 Acta Anal. Funct. Appl. 22, No. 4, 207-218 (2020). MSC: 47B25 05C50 PDF BibTeX XML Cite \textit{H. Wang} and \textit{J. Zhao}, Acta Anal. Funct. Appl. 22, No. 4, 207--218 (2020; Zbl 1484.47040) Full Text: DOI OpenURL
Karahan, D.; Mamedov, Kh. R. Sampling theory associated with \(q\)-Sturm-Liouville operator with discontinuity conditions. (English) Zbl 1461.34098 J. Contemp. Appl. Math. 10, No. 2, 40-48 (2020). MSC: 34L10 39A13 47B25 94A20 PDF BibTeX XML Cite \textit{D. Karahan} and \textit{Kh. R. Mamedov}, J. Contemp. Appl. Math. 10, No. 2, 40--48 (2020; Zbl 1461.34098) Full Text: Link OpenURL
Guliyev, Namig J. On extensions of symmetric operators. (English) Zbl 07347968 Oper. Matrices 14, No. 1, 71-75 (2020). Reviewer: Anatoly N. Kochubei (Kyïv) MSC: 47B25 PDF BibTeX XML Cite \textit{N. J. Guliyev}, Oper. Matrices 14, No. 1, 71--75 (2020; Zbl 07347968) Full Text: DOI arXiv OpenURL
Dijksma, Aad; Langer, Heinz Self-adjoint extensions of a symmetric linear relation with finite defect: compressions and Straus subspaces. (English) Zbl 07310481 Alpay, Daniel (ed.) et al., Complex function theory, operator theory, Schur analysis and systems theory. A volume in honor of V. E. Katsnelson. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 280, 287-325 (2020). Reviewer: Valerii V. Obukhovskij (Voronezh) MSC: 47A06 47A20 47A56 47B25 PDF BibTeX XML Cite \textit{A. Dijksma} and \textit{H. Langer}, Oper. Theory: Adv. Appl. 280, 287--325 (2020; Zbl 07310481) Full Text: DOI OpenURL
Drago, Nicolò; Mazzucchi, Sonia; Moretti, Valter An operational construction of the sum of two non-commuting observables in quantum theory and related constructions. (English) Zbl 1456.81010 Lett. Math. Phys. 110, No. 12, 3197-3242 (2020). MSC: 81P05 81T05 46L60 46L65 47B25 47B15 46N50 47L60 81P15 46G10 PDF BibTeX XML Cite \textit{N. Drago} et al., Lett. Math. Phys. 110, No. 12, 3197--3242 (2020; Zbl 1456.81010) Full Text: DOI arXiv OpenURL
Li, Chao; Ao, Jijun Unified canonical forms of fourth order self-adjoint differential operators with transmission conditions. (Chinese. English summary) Zbl 1474.47086 Math. Pract. Theory 50, No. 9, 156-163 (2020). MSC: 47E05 47B25 PDF BibTeX XML Cite \textit{C. Li} and \textit{J. Ao}, Math. Pract. Theory 50, No. 9, 156--163 (2020; Zbl 1474.47086) OpenURL
Gallone, Matteo; Michelangeli, Alessandro Self-adjoint extensions with Friedrichs lower bound. (English) Zbl 07262170 Complex Anal. Oper. Theory 14, No. 7, Paper No. 73, 22 p. (2020). MSC: 47B15 47B25 47N50 81Q10 PDF BibTeX XML Cite \textit{M. Gallone} and \textit{A. Michelangeli}, Complex Anal. Oper. Theory 14, No. 7, Paper No. 73, 22 p. (2020; Zbl 07262170) Full Text: DOI arXiv OpenURL
Funakawa, Daiju; Matsuzawa, Yasumichi; Sasaki, Itaru; Suzuki, Akito; Teranishi, Noriaki Time operators for quantum walks. (English) Zbl 1451.81228 Lett. Math. Phys. 110, No. 9, 2471-2490 (2020). Reviewer: Michael Perelmuter (Kyjiw) MSC: 81Q05 81Q10 47B25 46N50 60G50 37M10 47D06 51F25 PDF BibTeX XML Cite \textit{D. Funakawa} et al., Lett. Math. Phys. 110, No. 9, 2471--2490 (2020; Zbl 1451.81228) Full Text: DOI OpenURL
Elliott, K.; Littlejohn, L. L.; Wellman, R. Spectral analysis of the sixth-order Krall differential expression. (English) Zbl 1481.47036 Adv. Oper. Theory 5, No. 3, 1078-1099 (2020). Reviewer: Bilender P. Allahverdiev (Isparta) MSC: 47B25 33C65 34B30 34B20 47B65 PDF BibTeX XML Cite \textit{K. Elliott} et al., Adv. Oper. Theory 5, No. 3, 1078--1099 (2020; Zbl 1481.47036) Full Text: DOI arXiv OpenURL
Tarcsay, Zsigmond; Sebestyén, Zoltán Range-kernel characterizations of operators which are adjoint of each other. (English) Zbl 07225066 Adv. Oper. Theory 5, No. 3, 1026-1038 (2020). Reviewer: Maryam Amyari (Mashhad) MSC: 47B25 PDF BibTeX XML Cite \textit{Z. Tarcsay} and \textit{Z. Sebestyén}, Adv. Oper. Theory 5, No. 3, 1026--1038 (2020; Zbl 07225066) Full Text: DOI arXiv OpenURL
Dijksma, Aad; Langer, Heinz W. Stenger’s and M. A. Nudelman’s results and resolvent formulas involving compressions. (English) Zbl 1481.47035 Adv. Oper. Theory 5, No. 3, 936-949 (2020). Reviewer: Bilender P. Allahverdiev (Isparta) MSC: 47B25 47A20 47A56 PDF BibTeX XML Cite \textit{A. Dijksma} and \textit{H. Langer}, Adv. Oper. Theory 5, No. 3, 936--949 (2020; Zbl 1481.47035) Full Text: DOI OpenURL
Luo, Yidong Generalization of Lax equivalence theorem on unbounded self-adjoint operators with applications to Schrödinger operators. (English) Zbl 07222404 Ann. Funct. Anal. 11, No. 3, 473-492 (2020). MSC: 47B25 47A58 35J10 PDF BibTeX XML Cite \textit{Y. Luo}, Ann. Funct. Anal. 11, No. 3, 473--492 (2020; Zbl 07222404) Full Text: DOI arXiv OpenURL
Frymark, Dale Boundary triples and Weyl \(m\)-functions for powers of the Jacobi differential operator. (English) Zbl 07216743 J. Differ. Equations 269, No. 10, 7931-7974 (2020). Reviewer: Sven-Ake Wegner (Hamburg) MSC: 34B20 34B24 34L15 47B25 47E05 PDF BibTeX XML Cite \textit{D. Frymark}, J. Differ. Equations 269, No. 10, 7931--7974 (2020; Zbl 07216743) Full Text: DOI arXiv OpenURL
Frymark, Dale; Liaw, Constanze Properties and decompositions of domains for powers of the Jacobi differential operator. (English) Zbl 07210874 J. Math. Anal. Appl. 489, No. 1, Article ID 124155, 31 p. (2020). MSC: 47B25 PDF BibTeX XML Cite \textit{D. Frymark} and \textit{C. Liaw}, J. Math. Anal. Appl. 489, No. 1, Article ID 124155, 31 p. (2020; Zbl 07210874) Full Text: DOI arXiv OpenURL
Djordjević, Bogdan D. On a singular Sylvester equation with unbounded self-adjoint \(A\) and \(B\). (English) Zbl 07201538 Complex Anal. Oper. Theory 14, No. 4, Paper No. 43, 12 p. (2020). Reviewer: Panagiotis Koumantos (Athína) MSC: 47A62 47B25 47A60 47A70 47A75 PDF BibTeX XML Cite \textit{B. D. Djordjević}, Complex Anal. Oper. Theory 14, No. 4, Paper No. 43, 12 p. (2020; Zbl 07201538) Full Text: DOI OpenURL
Allahverdiev, Bilender P.; Tuna, Hüseyin One-dimensional conformable fractional Dirac system. (English) Zbl 1437.34003 Bol. Soc. Mat. Mex., III. Ser. 26, No. 1, 121-146 (2020). MSC: 34A08 34L10 34L15 34L40 47B25 34B27 PDF BibTeX XML Cite \textit{B. P. Allahverdiev} and \textit{H. Tuna}, Bol. Soc. Mat. Mex., III. Ser. 26, No. 1, 121--146 (2020; Zbl 1437.34003) Full Text: DOI OpenURL
Harrat, Ayoub; Zerouali, El Hassan; Zielinski, Lech Asymptotic expansion of large eigenvalues for a class of unbounded Jacobi matrices. (English) Zbl 1443.47037 Opusc. Math. 40, No. 2, 241-270 (2020). MSC: 47B36 47B25 PDF BibTeX XML Cite \textit{A. Harrat} et al., Opusc. Math. 40, No. 2, 241--270 (2020; Zbl 1443.47037) Full Text: DOI OpenURL
de Oliveira, César R.; Romano, Renan G. A new version of the Aharonov-Bohm effect. (English) Zbl 1436.81052 Found. Phys. 50, No. 3, 137-146 (2020). MSC: 81Q70 81Q05 35J10 47B25 78A35 PDF BibTeX XML Cite \textit{C. R. de Oliveira} and \textit{R. G. Romano}, Found. Phys. 50, No. 3, 137--146 (2020; Zbl 1436.81052) Full Text: DOI arXiv OpenURL
Małecki, Jacek; Stempak, Krzysztof Reflection principles for functions of Neumann and Dirichlet Laplacians on open reflection invariant subsets of \(\mathbb{R}^d\). (English) Zbl 1448.35148 Stud. Math. 251, No. 2, 171-193 (2020). Reviewer: Dumitru Motreanu (Perpignan) MSC: 35J25 35K08 47B25 PDF BibTeX XML Cite \textit{J. Małecki} and \textit{K. Stempak}, Stud. Math. 251, No. 2, 171--193 (2020; Zbl 1448.35148) Full Text: DOI arXiv OpenURL
Cassano, Biagio; Pizzichillo, Fabio; Vega, Luis A Hardy-type inequality and some spectral characterizations for the Dirac-Coulomb operator. (English) Zbl 1436.81042 Rev. Mat. Complut. 33, No. 1, 1-18 (2020). MSC: 81Q10 47N20 35P05 47B25 PDF BibTeX XML Cite \textit{B. Cassano} et al., Rev. Mat. Complut. 33, No. 1, 1--18 (2020; Zbl 1436.81042) Full Text: DOI arXiv OpenURL
Mortad, M. H. On the invertibility of the sum of operators. (English) Zbl 1449.47003 Anal. Math. 46, No. 1, 133-145 (2020). Reviewer: José Bonet (Valencia) MSC: 47A05 47B65 47B25 47B02 PDF BibTeX XML Cite \textit{M. H. Mortad}, Anal. Math. 46, No. 1, 133--145 (2020; Zbl 1449.47003) Full Text: DOI arXiv OpenURL
Allahverdiev, B. P.; Tuna, Hüseyin Dissipative \(q\)-Dirac operator. (English) Zbl 07158099 Palest. J. Math. 9, No. 1, 200-211 (2020). MSC: 47A20 47A40 47B25 47B44 33D15 34L10 39A13 34L40 PDF BibTeX XML Cite \textit{B. P. Allahverdiev} and \textit{H. Tuna}, Palest. J. Math. 9, No. 1, 200--211 (2020; Zbl 07158099) Full Text: Link OpenURL
Blinova, I. V.; Boitsev, A. A.; Popov, I. Y.; Froehly, A.; Neidhardt, H. Point-like perturbation for Lamé operator. (English) Zbl 1428.47003 Complex Var. Elliptic Equ. 65, No. 2, 256-271 (2020). MSC: 47A40 47B25 47F05 PDF BibTeX XML Cite \textit{I. V. Blinova} et al., Complex Var. Elliptic Equ. 65, No. 2, 256--271 (2020; Zbl 1428.47003) Full Text: DOI OpenURL
Burenkov, Viktor Ivanovich; Tuyen, Bien Thanh On spectral stability problem for a pair of self-adjoint elliptic differential operators on bounded open sets. (English) Zbl 1463.35388 Eurasian Math. J. 10, No. 3, 84-88 (2019). MSC: 35P15 35J40 47A75 47B25 PDF BibTeX XML Cite \textit{V. I. Burenkov} and \textit{B. T. Tuyen}, Eurasian Math. J. 10, No. 3, 84--88 (2019; Zbl 1463.35388) Full Text: DOI MNR OpenURL
Motovilov, A. K.; Shkalikov, A. A. Preservation of the unconditional basis property under non-self-adjoint perturbations of self-adjoint operators. (English. Russian original) Zbl 1436.46012 Funct. Anal. Appl. 53, No. 3, 192-204 (2019); translation from Funkts. Anal. Prilozh. 53, No. 3, 45-60 (2019). Reviewer: Vladimir S. Pilidi (Rostov-na-Donu) MSC: 46B15 47B25 47A55 47A10 46C99 PDF BibTeX XML Cite \textit{A. K. Motovilov} and \textit{A. A. Shkalikov}, Funct. Anal. Appl. 53, No. 3, 192--204 (2019; Zbl 1436.46012); translation from Funkts. Anal. Prilozh. 53, No. 3, 45--60 (2019) Full Text: DOI arXiv OpenURL
Gallone, Matteo; Michelangeli, Alessandro; Pozzoli, Eugenio On geometric quantum confinement in Grushin-type manifolds. (English) Zbl 1430.35067 Z. Angew. Math. Phys. 70, No. 6, Paper No. 158, 17 p. (2019). MSC: 35J05 35J10 46N50 47B15 47B25 53Z05 PDF BibTeX XML Cite \textit{M. Gallone} et al., Z. Angew. Math. Phys. 70, No. 6, Paper No. 158, 17 p. (2019; Zbl 1430.35067) Full Text: DOI arXiv OpenURL
Littlejohn, Lance L.; Wellman, Richard Self-adjoint operators and the general GKN-EM theorem. (English) Zbl 1426.47003 Oper. Matrices 13, No. 3, 667-704 (2019). MSC: 47B25 33C45 PDF BibTeX XML Cite \textit{L. L. Littlejohn} and \textit{R. Wellman}, Oper. Matrices 13, No. 3, 667--704 (2019; Zbl 1426.47003) Full Text: DOI OpenURL
Meziane, Mohammed; Mortad, Mohammed Hichem Maximality of linear operators. (English) Zbl 07138895 Rend. Circ. Mat. Palermo (2) 68, No. 3, 441-451 (2019). MSC: 47A05 47A10 47B20 47B25 PDF BibTeX XML Cite \textit{M. Meziane} and \textit{M. H. Mortad}, Rend. Circ. Mat. Palermo (2) 68, No. 3, 441--451 (2019; Zbl 07138895) Full Text: DOI arXiv OpenURL
Behrndt, Jussi; Schlosser, Peter Quasi boundary triples, self-adjoint extensions, and Robin Laplacians on the half-space. (English) Zbl 1425.35123 Alpay, Daniel (ed.) et al., Linear systems, signal processing and hypercomplex analysis. Selected papers of the conference on mathematics, signal processing and linear systems: new problems and directions, Chapman University, Orange, CA, USA, November 14–19, 2017. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 275, 49-66 (2019). MSC: 35P05 47B25 47F05 PDF BibTeX XML Cite \textit{J. Behrndt} and \textit{P. Schlosser}, Oper. Theory: Adv. Appl. 275, 49--66 (2019; Zbl 1425.35123) Full Text: DOI arXiv OpenURL
Pankrashkin, Konstantin On self-adjoint realizations of sign-indefinite Laplacians. (English) Zbl 1449.35191 Rev. Roum. Math. Pures Appl. 64, No. 2-3, 345-372 (2019). Reviewer: Vladimir Mityushev (Kraków) MSC: 35J05 47A10 47B25 47G30 PDF BibTeX XML Cite \textit{K. Pankrashkin}, Rev. Roum. Math. Pures Appl. 64, No. 2--3, 345--372 (2019; Zbl 1449.35191) Full Text: Link OpenURL
Mantile, Andrea; Posilicano, Andrea Asymptotic completeness and S-matrix for singular perturbations. (English. French summary) Zbl 07107299 J. Math. Pures Appl. (9) 130, 36-67 (2019). MSC: 47A40 47B25 35P25 35J10 PDF BibTeX XML Cite \textit{A. Mantile} and \textit{A. Posilicano}, J. Math. Pures Appl. (9) 130, 36--67 (2019; Zbl 07107299) Full Text: DOI arXiv OpenURL
Allahverdiev, Bilender P.; Tuna, Hüseyin; Yalçinkaya, Yüksel Conformable fractional Sturm-Liouville equation. (English) Zbl 1419.34008 Math. Methods Appl. Sci. 42, No. 10, 3508-3526 (2019). MSC: 34A08 34L10 47A10 47B25 34B24 34B27 PDF BibTeX XML Cite \textit{B. P. Allahverdiev} et al., Math. Methods Appl. Sci. 42, No. 10, 3508--3526 (2019; Zbl 1419.34008) Full Text: DOI OpenURL
Carlson, Robert Analytic differential operators on the unit disk. (English) Zbl 1480.47066 Complex Anal. Oper. Theory 13, No. 4, 2017-2047 (2019). MSC: 47E05 47B25 47A75 47B28 34L05 34M03 PDF BibTeX XML Cite \textit{R. Carlson}, Complex Anal. Oper. Theory 13, No. 4, 2017--2047 (2019; Zbl 1480.47066) Full Text: DOI arXiv OpenURL
Amri, Béchir; Hammi, Amel Dunkl-Schrödinger operators. (English) Zbl 1480.47056 Complex Anal. Oper. Theory 13, No. 3, 1033-1058 (2019). MSC: 47B93 47B25 35J10 43A32 PDF BibTeX XML Cite \textit{B. Amri} and \textit{A. Hammi}, Complex Anal. Oper. Theory 13, No. 3, 1033--1058 (2019; Zbl 1480.47056) Full Text: DOI arXiv OpenURL
Gallone, Matteo; Michelangeli, Alessandro Self-adjoint realisations of the Dirac-Coulomb Hamiltonian for heavy nuclei. (English) Zbl 07074241 Anal. Math. Phys. 9, No. 1, 585-616 (2019). MSC: 47B25 47N20 47N50 81Q10 PDF BibTeX XML Cite \textit{M. Gallone} and \textit{A. Michelangeli}, Anal. Math. Phys. 9, No. 1, 585--616 (2019; Zbl 07074241) Full Text: DOI arXiv OpenURL
Mogilevskii, V. I. On compressions of self-adjoint extensions of a symmetric linear relation. (English) Zbl 1480.47003 Integral Equations Oper. Theory 91, No. 2, Paper No. 9, 27 p. (2019). MSC: 47A06 47A20 47A56 47B25 PDF BibTeX XML Cite \textit{V. I. Mogilevskii}, Integral Equations Oper. Theory 91, No. 2, Paper No. 9, 27 p. (2019; Zbl 1480.47003) Full Text: DOI arXiv OpenURL
Allahverdiev, Bilender P. Functional model and spectral analysis of discrete singular Hamiltonian system. (English) Zbl 1480.47052 Taiwanese J. Math. 23, No. 3, 653-673 (2019). MSC: 47B39 47B44 47A20 47A40 47A45 47B25 47A75 39A70 PDF BibTeX XML Cite \textit{B. P. Allahverdiev}, Taiwanese J. Math. 23, No. 3, 653--673 (2019; Zbl 1480.47052) Full Text: DOI Euclid OpenURL
Duong, Xuan Thinh; Hu, Guorong; Li, Ji Equivalence of Littlewood-Paley square function and area function characterizations of weighted product Hardy spaces associated to operators. (English) Zbl 1414.42022 J. Math. Soc. Japan 71, No. 1, 91-115 (2019). MSC: 42B25 42B30 47B25 PDF BibTeX XML Cite \textit{X. T. Duong} et al., J. Math. Soc. Japan 71, No. 1, 91--115 (2019; Zbl 1414.42022) Full Text: DOI arXiv Euclid OpenURL
Baloudi, Hatem; Golénia, Sylvain; Jeribi, Aref The adjacency matrix and the discrete Laplacian acting on forms. (English) Zbl 1411.81095 Math. Phys. Anal. Geom. 22, No. 1, Paper No. 9, 27 p. (2019). MSC: 05C50 47B25 58A10 81Q35 PDF BibTeX XML Cite \textit{H. Baloudi} et al., Math. Phys. Anal. Geom. 22, No. 1, Paper No. 9, 27 p. (2019; Zbl 1411.81095) Full Text: DOI arXiv OpenURL
Duggal, B. P.; Kim, I. H.; Kubrusly, C. S. Operators satisfying a similarity condition. (English) Zbl 07048429 Linear Multilinear Algebra 67, No. 5, 896-910 (2019). MSC: 47A05 47A62 47A12 47B47 PDF BibTeX XML Cite \textit{B. P. Duggal} et al., Linear Multilinear Algebra 67, No. 5, 896--910 (2019; Zbl 07048429) Full Text: DOI OpenURL
Kurasov, Pavel; Luger, Annemarie; Neuner, Christoph On supersingular perturbations of non-semibounded self-adjoint operators. (English) Zbl 1424.47056 J. Oper. Theory 81, No. 1, 195-223 (2019). Reviewer: Anatoly N. Kochubei (Kyïv) MSC: 47B25 81Q15 47A70 PDF BibTeX XML Cite \textit{P. Kurasov} et al., J. Oper. Theory 81, No. 1, 195--223 (2019; Zbl 1424.47056) OpenURL
Allahverdiev, Bilender P. Non-self-adjoint singular second-order dynamic operators on time scale. (English) Zbl 1460.34111 Math. Methods Appl. Sci. 42, No. 1, 229-236 (2019). MSC: 34N05 47B25 47B44 PDF BibTeX XML Cite \textit{B. P. Allahverdiev}, Math. Methods Appl. Sci. 42, No. 1, 229--236 (2019; Zbl 1460.34111) Full Text: DOI OpenURL
Sauvigny, Friedrich Spectral theory of self-adjoint operators in Hilbert space and elliptic differential operators. (Spektraltheorie selbstadjungierter Operatoren im Hilbertraum und elliptischer Differentialoperatoren.) (German) Zbl 1447.47003 Heidelberg: Springer Spektrum (ISBN 978-3-662-58068-4/pbk; 978-3-662-58069-1/ebook). xii, 259 p. (2019). Reviewer: Patrick Winkert (Berlin) MSC: 47-01 47B25 47F05 47F10 47A10 PDF BibTeX XML Cite \textit{F. Sauvigny}, Spektraltheorie selbstadjungierter Operatoren im Hilbertraum und elliptischer Differentialoperatoren. Heidelberg: Springer Spektrum (2019; Zbl 1447.47003) Full Text: DOI OpenURL
Tuna, Hüseyin; Bayrak, Songül On extensions of singular fourth order dynamic operators on time scales. (English) Zbl 07546088 Filomat 32, No. 11, 3843-3851 (2018). MSC: 34N05 47A20 47B25 PDF BibTeX XML Cite \textit{H. Tuna} and \textit{S. Bayrak}, Filomat 32, No. 11, 3843--3851 (2018; Zbl 07546088) Full Text: DOI OpenURL
Tuna, Huseyin; Allahverdiev, Bilender Pasaoglu Dissipative extensions of fourth order differential operators. (English) Zbl 1451.34028 Thai J. Math. 16, No. 1, 275-285 (2018). MSC: 34B40 34B05 47B25 47E05 PDF BibTeX XML Cite \textit{H. Tuna} and \textit{B. P. Allahverdiev}, Thai J. Math. 16, No. 1, 275--285 (2018; Zbl 1451.34028) Full Text: Link OpenURL
Hassan, Eltigani Ismail Adjoint and unitary operators on Hilbert spaces. (English) Zbl 1485.47032 Int. J. Funct. Anal. Oper. Theory Appl. 10, No. 2, 81-94 (2018). Reviewer: Kui Ji (Shijiazhuang) MSC: 47B25 47A55 PDF BibTeX XML Cite \textit{E. I. Hassan}, Int. J. Funct. Anal. Oper. Theory Appl. 10, No. 2, 81--94 (2018; Zbl 1485.47032) Full Text: DOI OpenURL
Petrescu-Niţă, Alina On the Rayleigh-Ritz quotient. (English) Zbl 1424.47050 Sci. Bull., Ser. A, Appl. Math. Phys., Politeh. Univ. Buchar. 80, No. 1, 155-160 (2018). MSC: 47B15 47B25 65N25 65N30 PDF BibTeX XML Cite \textit{A. Petrescu-Niţă}, Sci. Bull., Ser. A, Appl. Math. Phys., Politeh. Univ. Buchar. 80, No. 1, 155--160 (2018; Zbl 1424.47050) OpenURL
Van den Dungen, Koen Locally bounded perturbations and (odd) unbounded \(KK\)-theory. (English) Zbl 1419.19003 J. Noncommut. Geom. 12, No. 4, 1445-1467 (2018). Reviewer: Takahiro Sudo (Nishihara) MSC: 19K35 46H25 47B25 47B47 PDF BibTeX XML Cite \textit{K. Van den Dungen}, J. Noncommut. Geom. 12, No. 4, 1445--1467 (2018; Zbl 1419.19003) Full Text: DOI arXiv OpenURL
Kosaki, Hideki Absolute continuity for unbounded positive self-adjoint operators. (English) Zbl 1478.47015 Kyushu J. Math. 72, No. 2, 407-421 (2018). MSC: 47B25 47A07 47A64 PDF BibTeX XML Cite \textit{H. Kosaki}, Kyushu J. Math. 72, No. 2, 407--421 (2018; Zbl 1478.47015) Full Text: DOI Link OpenURL
Cassano, Biagio; Pizzichillo, Fabio Self-adjoint extensions for the Dirac operator with Coulomb-type spherically symmetric potentials. (English) Zbl 1403.81017 Lett. Math. Phys. 108, No. 12, 2635-2667 (2018). MSC: 81Q10 47N20 47N50 47B25 PDF BibTeX XML Cite \textit{B. Cassano} and \textit{F. Pizzichillo}, Lett. Math. Phys. 108, No. 12, 2635--2667 (2018; Zbl 1403.81017) Full Text: DOI arXiv OpenURL
Xu, Guixin; Shi, Yuming Essential spectra of self-adjoint relations under relatively compact perturbations. (English) Zbl 06959405 Linear Multilinear Algebra 66, No. 12, 2438-2467 (2018). MSC: 47A06 47A25 47B25 47A55 PDF BibTeX XML Cite \textit{G. Xu} and \textit{Y. Shi}, Linear Multilinear Algebra 66, No. 12, 2438--2467 (2018; Zbl 06959405) Full Text: DOI OpenURL
Dijksma, Aad; Langer, Heinz Compressions of self-adjoint extensions of a symmetric operator and M.G. Krein’s resolvent formula. (English) Zbl 06946537 Integral Equations Oper. Theory 90, No. 4, Paper No. 41, 30 p. (2018). MSC: 47B25 47A20 47A56 PDF BibTeX XML Cite \textit{A. Dijksma} and \textit{H. Langer}, Integral Equations Oper. Theory 90, No. 4, Paper No. 41, 30 p. (2018; Zbl 06946537) Full Text: DOI OpenURL
Lampart, Jonas; Schmidt, Julian; Teufel, Stefan; Tumulka, Roderich Particle creation at a point source by means of interior-boundary conditions. (English) Zbl 1396.81129 Math. Phys. Anal. Geom. 21, No. 2, Paper No. 12, 37 p. (2018). MSC: 81T10 81U35 81Q10 47B25 35J05 81T15 PDF BibTeX XML Cite \textit{J. Lampart} et al., Math. Phys. Anal. Geom. 21, No. 2, Paper No. 12, 37 p. (2018; Zbl 1396.81129) Full Text: DOI arXiv OpenURL
Behrndt, Jussi; Gesztesy, Fritz; Nakamura, Shu Spectral shift functions and Dirichlet-to-Neumann maps. (English) Zbl 1417.35016 Math. Ann. 371, No. 3-4, 1255-1300 (2018). Reviewer: Petr Zemánek (Brno) MSC: 35J15 35J10 47B25 47A10 47A40 PDF BibTeX XML Cite \textit{J. Behrndt} et al., Math. Ann. 371, No. 3--4, 1255--1300 (2018; Zbl 1417.35016) Full Text: DOI arXiv OpenURL
Ourmières-Bonafos, Thomas; Vega, Luis A strategy for self-adjointness of Dirac operators: applications to the MIT bag model and \(\delta\)-shell interactions. (English) Zbl 06918953 Publ. Mat., Barc. 62, No. 2, 397-437 (2018). MSC: 47B25 31B10 35J67 35Q40 58J32 81Q10 PDF BibTeX XML Cite \textit{T. Ourmières-Bonafos} and \textit{L. Vega}, Publ. Mat., Barc. 62, No. 2, 397--437 (2018; Zbl 06918953) Full Text: DOI arXiv Euclid OpenURL
Post, Olaf; Uebersohn, Christoph On a generalisation of Krein’s example. (English) Zbl 1482.47040 J. Math. Anal. Appl. 467, No. 1, 292-314 (2018). MSC: 47B25 47B35 47A10 47A80 PDF BibTeX XML Cite \textit{O. Post} and \textit{C. Uebersohn}, J. Math. Anal. Appl. 467, No. 1, 292--314 (2018; Zbl 1482.47040) Full Text: DOI arXiv OpenURL
Behrndt, Jussi; Langer, Matthias; Lotoreichik, Vladimir; Rohleder, Jonathan Spectral enclosures for non-self-adjoint extensions of symmetric operators. (English) Zbl 1472.47018 J. Funct. Anal. 275, No. 7, 1808-1888 (2018). Reviewer: Fernando Lledó (Madrid) MSC: 47B25 47B28 35P05 35J25 81Q12 35J10 34L40 81Q35 PDF BibTeX XML Cite \textit{J. Behrndt} et al., J. Funct. Anal. 275, No. 7, 1808--1888 (2018; Zbl 1472.47018) Full Text: DOI arXiv OpenURL
Berra-Montiel, Jasel; Molgado, Alberto Polymeric quantum mechanics and the zeros of the Riemann zeta function. (English) Zbl 1390.81163 Int. J. Geom. Methods Mod. Phys. 15, No. 6, Article ID 1850095, 13 p. (2018). MSC: 81Q10 11M26 83C45 47B25 35P05 81V17 81Q20 81S99 PDF BibTeX XML Cite \textit{J. Berra-Montiel} and \textit{A. Molgado}, Int. J. Geom. Methods Mod. Phys. 15, No. 6, Article ID 1850095, 13 p. (2018; Zbl 1390.81163) Full Text: DOI arXiv OpenURL
Allahverdiev, Bilender P.; Tuna, Hüseyin Dissipative \(q\)-Dirac operator with general boundary conditions. (English) Zbl 06866037 Quaest. Math. 41, No. 2, 239-255 (2018). MSC: 47A20 47A40 47B25 47B44 33D15 34L10 39A13 34L40 PDF BibTeX XML Cite \textit{B. P. Allahverdiev} and \textit{H. Tuna}, Quaest. Math. 41, No. 2, 239--255 (2018; Zbl 06866037) Full Text: DOI OpenURL
Dehimi, Souheyb; Mortad, Mohammed Hichem Right (or left) invertibility of bounded and unbounded operators and applications to the spectrum of products. (English) Zbl 1466.47001 Complex Anal. Oper. Theory 12, No. 3, 589-597 (2018). MSC: 47A05 47A10 47B20 47B25 PDF BibTeX XML Cite \textit{S. Dehimi} and \textit{M. H. Mortad}, Complex Anal. Oper. Theory 12, No. 3, 589--597 (2018; Zbl 1466.47001) Full Text: DOI arXiv OpenURL
Castro, Luis B.; Silva, Edilberto O. Relativistic quantum dynamics of vector bosons in an Aharonov-Bohm potential. (English) Zbl 1382.81087 J. Phys. A, Math. Theor. 51, No. 3, Article ID 035201, 12 p. (2018). MSC: 81Q05 81Q10 47B25 81S05 81U20 70H40 PDF BibTeX XML Cite \textit{L. B. Castro} and \textit{E. O. Silva}, J. Phys. A, Math. Theor. 51, No. 3, Article ID 035201, 12 p. (2018; Zbl 1382.81087) Full Text: DOI arXiv OpenURL
Behrndt, Jussi; Exner, Pavel; Holzmann, Markus; Lotoreichik, Vladimir On the spectral properties of Dirac operators with electrostatic \(\delta\)-shell interactions. (English. French summary) Zbl 1382.81095 J. Math. Pures Appl. (9) 111, 47-78 (2018). MSC: 81Q10 35Q40 35P05 47F05 47B25 47A10 PDF BibTeX XML Cite \textit{J. Behrndt} et al., J. Math. Pures Appl. (9) 111, 47--78 (2018; Zbl 1382.81095) Full Text: DOI arXiv OpenURL
Balti, Marwa Non self-adjoint Laplacians on a directed graph. (English) Zbl 1483.47044 Filomat 31, No. 18, 5671-5683 (2017). MSC: 47B28 47A12 47A10 47B25 PDF BibTeX XML Cite \textit{M. Balti}, Filomat 31, No. 18, 5671--5683 (2017; Zbl 1483.47044) Full Text: DOI arXiv OpenURL
Hao, Xiaoling; Zhang, Maozhu; Sun, Jiong; Zettl, Anton Characterization of domains of self-adjoint ordinary differential operators of any order, even or odd. (English) Zbl 1424.47116 Electron. J. Qual. Theory Differ. Equ. 2017, Paper No. 61, 19 p. (2017). MSC: 47E05 47B25 34B20 34B24 PDF BibTeX XML Cite \textit{X. Hao} et al., Electron. J. Qual. Theory Differ. Equ. 2017, Paper No. 61, 19 p. (2017; Zbl 1424.47116) Full Text: DOI OpenURL
Jorgensen, Palle E. T.; Pearse, Erin P. J. Symmetric pairs of unbounded operators in Hilbert space, and their applications in mathematical physics. (English) Zbl 1424.47055 Math. Phys. Anal. Geom. 20, No. 2, Paper No. 14, 24 p. (2017). MSC: 47B25 46L36 47B15 47B32 60H07 05C50 05C63 35J05 46E22 PDF BibTeX XML Cite \textit{P. E. T. Jorgensen} and \textit{E. P. J. Pearse}, Math. Phys. Anal. Geom. 20, No. 2, Paper No. 14, 24 p. (2017; Zbl 1424.47055) Full Text: DOI arXiv OpenURL
Tugaĭ, G. B. Jacobi matrices associated with singular non-symmetric perturbations of unbounded self-adjoint operators. (Ukrainian. English summary) Zbl 1399.47060 Zb. Pr. Inst. Mat. NAN Ukr. 14, No. 2, 172-179 (2017). MSC: 47A55 47B25 47B36 47A75 PDF BibTeX XML Cite \textit{G. B. Tugaĭ}, Zb. Pr. Inst. Mat. NAN Ukr. 14, No. 2, 172--179 (2017; Zbl 1399.47060) OpenURL
Kosaki, Hideki Parallel sum of unbounded positive operators. (English) Zbl 1470.47005 Kyushu J. Math. 71, No. 2, 387-405 (2017). Reviewer: K. C. Sivakumar (Chennai) MSC: 47A05 47A07 47A64 47B25 PDF BibTeX XML Cite \textit{H. Kosaki}, Kyushu J. Math. 71, No. 2, 387--405 (2017; Zbl 1470.47005) Full Text: DOI OpenURL
Dijksma, Aad; Langer, Heinz Finite-dimensional self-adjoint extensions of a symmetric operator with finite defect and their compressions. (English) Zbl 06864062 Colombo, Fabrizio (ed.) et al., Advances in complex analysis and operator theory. Festschrift in honor of Daniel Alpay’s 60th birthday. Contributions partly based on the presentations at the international conference on complex analysis and operator theory, Chapman University, Orange, CA, USA, November 2016. Cham: Birkhäuser/Springer. Trends Math., 135-163 (2017). MSC: 47-XX 47B25 47A20 47A56 PDF BibTeX XML Cite \textit{A. Dijksma} and \textit{H. Langer}, in: Advances in complex analysis and operator theory. Festschrift in honor of Daniel Alpay's 60th birthday. Contributions partly based on the presentations at the international conference on complex analysis and operator theory, Chapman University, Orange, CA, USA, November 2016. Cham: Birkhäuser/Springer. 135--163 (2017; Zbl 06864062) Full Text: DOI OpenURL
Bruzual, Ramón On local semigroups of unbounded symmetric operators. (English) Zbl 1399.47114 Acta Sci. Math. 83, No. 3-4, 657-671 (2017). Reviewer: Valerii V. Obukhovskij (Voronezh) MSC: 47D03 47B25 44A10 PDF BibTeX XML Cite \textit{R. Bruzual}, Acta Sci. Math. 83, No. 3--4, 657--671 (2017; Zbl 1399.47114) Full Text: DOI OpenURL
Suo, Jianqing; Wang, Wanyi Two-interval even order differential operators in direct sum spaces with inner product multiples. (English) Zbl 1399.47122 J. Shanghai Norm. Univ., Nat. Sci. 46, No. 3, 393-405 (2017). MSC: 47E05 34L99 47B25 PDF BibTeX XML Cite \textit{J. Suo} and \textit{W. Wang}, J. Shanghai Norm. Univ., Nat. Sci. 46, No. 3, 393--405 (2017; Zbl 1399.47122) OpenURL
Gallone, Matteo Self-adjoint extensions of Dirac operator with Coulomb potential. (English) Zbl 1374.81055 Michelangeli, Alessandro (ed.) et al., Advances in quantum mechanics. Contemporary trends and open problems. Cham: Springer (ISBN 978-3-319-58903-9/hbk; 978-3-319-58904-6/ebook). Springer INdAM Series 18, 169-185 (2017). MSC: 81Q10 81R20 47B25 PDF BibTeX XML Cite \textit{M. Gallone}, Springer INdAM Ser. 18, 169--185 (2017; Zbl 1374.81055) Full Text: DOI arXiv OpenURL
Arrizabalaga, Naiara Shell interactions for Dirac operators. (English) Zbl 1374.81053 Michelangeli, Alessandro (ed.) et al., Advances in quantum mechanics. Contemporary trends and open problems. Cham: Springer (ISBN 978-3-319-58903-9/hbk; 978-3-319-58904-6/ebook). Springer INdAM Series 18, 1-14 (2017). MSC: 81Q10 81R20 47B25 35P05 PDF BibTeX XML Cite \textit{N. Arrizabalaga}, Springer INdAM Ser. 18, 1--14 (2017; Zbl 1374.81053) Full Text: DOI arXiv OpenURL
Intissar, Abdelkader On spectral approximation of unbounded Gribov-Intissar operators in Bargmann space. (English) Zbl 1399.47069 Adv. Math., Beijing 46, No. 1, 13-33 (2017). MSC: 47A70 47B36 PDF BibTeX XML Cite \textit{A. Intissar}, Adv. Math., Beijing 46, No. 1, 13--33 (2017; Zbl 1399.47069) Full Text: DOI OpenURL
Anderson, Douglas R. Even-order self-adjoint boundary value problems for proportional derivatives. (English) Zbl 1373.34042 Electron. J. Differ. Equ. 2017, Paper No. 210, 18 p. (2017). MSC: 34B15 26A24 34B27 47B25 PDF BibTeX XML Cite \textit{D. R. Anderson}, Electron. J. Differ. Equ. 2017, Paper No. 210, 18 p. (2017; Zbl 1373.34042) Full Text: Link OpenURL
Xu, Guixin; Shi, Yuming Perturbations of spectra of closed subspaces in Banach spaces. (English) Zbl 06770632 Linear Algebra Appl. 531, 547-574 (2017). MSC: 47A06 47A10 47B25 47A55 PDF BibTeX XML Cite \textit{G. Xu} and \textit{Y. Shi}, Linear Algebra Appl. 531, 547--574 (2017; Zbl 06770632) Full Text: DOI OpenURL
Barrenechea, G. R.; Boulton, L.; Boussaïd, N. Local two-sided bounds for eigenvalues of self-adjoint operators. (English) Zbl 1375.65074 Numer. Math. 135, No. 4, 953-986 (2017). Reviewer: Alan L. Andrew (Bundoora) MSC: 65J10 65N25 65L60 65L15 65N12 47A10 47A50 47B25 PDF BibTeX XML Cite \textit{G. R. Barrenechea} et al., Numer. Math. 135, No. 4, 953--986 (2017; Zbl 1375.65074) Full Text: DOI OpenURL