Liu, Ting; Shi, Luoyi; Wang, Cun; Zhu, Sen An interpolation problem for conjugations. (English) Zbl 07330931 J. Math. Anal. Appl. 500, No. 1, Article ID 125118, 11 p. (2021). MSC: 81Q12 47B25 47A05 46C07 46B04 15B57 PDF BibTeX XML Cite \textit{T. Liu} et al., J. Math. Anal. Appl. 500, No. 1, Article ID 125118, 11 p. (2021; Zbl 07330931) Full Text: DOI
Fucci, Guglielmo; Kirsten, Klaus; Muñoz-Castañeda, Jose M. Casimir pistons with generalized boundary conditions: a step forward. (English) Zbl 07330697 Anal. Math. Phys. 11, No. 2, Paper No. 70, 28 p. (2021). MSC: 81T55 81T20 30F10 81U99 34B08 35J25 11M36 47B25 47A10 PDF BibTeX XML Cite \textit{G. Fucci} et al., Anal. Math. Phys. 11, No. 2, Paper No. 70, 28 p. (2021; Zbl 07330697) Full Text: DOI
Athmouni, Nassim; Baloudi, Hatem; Damak, Mondher; Ennaceur, Marwa The magnetic discrete Laplacian inferred from the Gauß-Bonnet operator and application. (English) Zbl 07329467 Ann. Funct. Anal. 12, No. 2, Paper No. 33, 30 p. (2021). MSC: 05C50 05E45 05C12 05C63 47B25 81Q35 PDF BibTeX XML Cite \textit{N. Athmouni} et al., Ann. Funct. Anal. 12, No. 2, Paper No. 33, 30 p. (2021; Zbl 07329467) Full Text: DOI
Asadi, Mohammad B.; Hassanpour-Yakhdani, Z.; Shamloo, S. Unbounded operator algebras. (English) Zbl 07329464 Ann. Funct. Anal. 12, No. 2, Paper No. 30, 15 p. (2021). MSC: 46L08 42C15 46L05 PDF BibTeX XML Cite \textit{M. B. Asadi} et al., Ann. Funct. Anal. 12, No. 2, Paper No. 30, 15 p. (2021; Zbl 07329464) Full Text: DOI
Jorgensen, Palle; Tian, James Reproducing kernels: harmonic analysis and some of their applications. (English) Zbl 07328475 Appl. Comput. Harmon. Anal. 52, 279-302 (2021). MSC: 47L60 46N30 46N50 42C15 65R10 31C20 62D05 94A20 39A12 46N20 22E70 31A15 58J65 PDF BibTeX XML Cite \textit{P. Jorgensen} and \textit{J. Tian}, Appl. Comput. Harmon. Anal. 52, 279--302 (2021; Zbl 07328475) Full Text: DOI
Boitsev, A. A.; Brasche, J.; Popov, I. Y. Point-like perturbation of Rashba Hamiltonian. (English) Zbl 07327116 Complex Var. Elliptic Equ. 66, No. 1, 154-164 (2021). MSC: 47B25 81U20 PDF BibTeX XML Cite \textit{A. A. Boitsev} et al., Complex Var. Elliptic Equ. 66, No. 1, 154--164 (2021; Zbl 07327116) Full Text: DOI
Cacciapuoti, Claudio; Fermi, Davide; Posilicano, Andrea The semi-classical limit with a delta potential. (English) Zbl 07326829 Ann. Mat. Pura Appl. (4) 200, No. 2, 453-489 (2021). MSC: 81Q20 81Q10 47A40 81U20 45F10 81R30 47B25 PDF BibTeX XML Cite \textit{C. Cacciapuoti} et al., Ann. Mat. Pura Appl. (4) 200, No. 2, 453--489 (2021; Zbl 07326829) Full Text: DOI
Aliyev, Ziyatkhan S.; Neymatov, Nazim A.; Rzayeva, Humay Sh. Unilateral global bifurcation from infinity in nonlinearizable one-dimensional Dirac problems. (English) Zbl 07321536 Int. J. Bifurcation Chaos Appl. Sci. Eng. 31, No. 1, Article ID 2150005, 10 p. (2021). MSC: 34B09 34L40 34C23 PDF BibTeX XML Cite \textit{Z. S. Aliyev} et al., Int. J. Bifurcation Chaos Appl. Sci. Eng. 31, No. 1, Article ID 2150005, 10 p. (2021; Zbl 07321536) Full Text: DOI
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
Buttazzo, Giuseppe; Casado-Díaz, Juan; Maestre, Faustino On the existence of optimal potentials on unbounded domains. (English) Zbl 07317440 SIAM J. Math. Anal. 53, No. 1, 1088-1121 (2021). Reviewer: Antoine Henrot (Vandœuvre-lès-Nancy) MSC: 49Q10 35J10 35J25 PDF BibTeX XML Cite \textit{G. Buttazzo} et al., SIAM J. Math. Anal. 53, No. 1, 1088--1121 (2021; Zbl 07317440) Full Text: DOI
Chien, Mao-Ting; Nakazato, Hiroshi Unitary similarity of a weighted shift matrix to a symmetric matrix. (English) Zbl 07312048 Linear Algebra Appl. 611, 356-364 (2021). MSC: 15B99 47B25 47A12 PDF BibTeX XML Cite \textit{M.-T. Chien} and \textit{H. Nakazato}, Linear Algebra Appl. 611, 356--364 (2021; Zbl 07312048) Full Text: DOI
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
Coriasco, Sandro; Doll, Moritz Weyl law on asymptotically Euclidean manifolds. (English) Zbl 07303661 Ann. Henri Poincaré 22, No. 2, 447-486 (2021). Reviewer: Mohammed El Aïdi (Bogotá) MSC: 58J50 58J40 35P20 35S30 58J45 47B25 PDF BibTeX XML Cite \textit{S. Coriasco} and \textit{M. Doll}, Ann. Henri Poincaré 22, No. 2, 447--486 (2021; Zbl 07303661) Full Text: DOI
Cárdenas, Esteban; Hundertmark, Dirk; Stockmeyer, Edgardo; Vugalter, Semjon On the asymptotic dynamics of 2-D magnetic quantum systems. (English) Zbl 07303660 Ann. Henri Poincaré 22, No. 2, 415-445 (2021). MSC: 81Q10 35Q41 35B30 35J10 35J15 35P20 81Q10 47B25 PDF BibTeX XML Cite \textit{E. Cárdenas} et al., Ann. Henri Poincaré 22, No. 2, 415--445 (2021; Zbl 07303660) Full Text: DOI
Golénia, Sylvain; Mandich, Marc-Adrien Limiting absorption principle for discrete Schrödinger operators with a Wigner-von Neumann potential and a slowly decaying potential. (English) Zbl 07303651 Ann. Henri Poincaré 22, No. 1, 83-120 (2021). Reviewer: Jonathan Rohleder (Stockholm) MSC: 81Q10 47B25 47A10 47A40 35J10 46E30 46E35 39A70 PDF BibTeX XML Cite \textit{S. Golénia} and \textit{M.-A. Mandich}, Ann. Henri Poincaré 22, No. 1, 83--120 (2021; Zbl 07303651) Full Text: DOI
Granovskyi, Yaroslav; Malamud, Mark; Neidhardt, Hagen Non-compact quantum graphs with summable matrix potentials. (English) Zbl 07303649 Ann. Henri Poincaré 22, No. 1, 1-47 (2021). MSC: 81Q10 35Pxx 58J50 46C05 47B06 47B10 47B15 47B25 PDF BibTeX XML Cite \textit{Y. Granovskyi} et al., Ann. Henri Poincaré 22, No. 1, 1--47 (2021; Zbl 07303649) Full Text: DOI
BenAmor, Ali; Moussa, Rafed Decomposition formulae for Dirichlet forms and their corollaries. (English) Zbl 07302080 Mediterr. J. Math. 18, No. 1, Paper No. 17, 20 p. (2021). MSC: 47A07 46C05 46C07 47B25 46E30 PDF BibTeX XML Cite \textit{A. BenAmor} and \textit{R. Moussa}, Mediterr. J. Math. 18, No. 1, Paper No. 17, 20 p. (2021; Zbl 07302080) Full Text: DOI
Athmouni, Nassim; Ennaceur, Marwa; Golénia, Sylvain Spectral analysis of the Laplacian acting on discrete cusps and funnels. (English) Zbl 07300025 Complex Anal. Oper. Theory 15, No. 1, Paper No. 10, 41 p. (2021). MSC: 81Q10 81Q35 47B25 47A10 05C63 39A12 PDF BibTeX XML Cite \textit{N. Athmouni} et al., Complex Anal. Oper. Theory 15, No. 1, Paper No. 10, 41 p. (2021; Zbl 07300025) Full Text: DOI
Arlinskiĭ, Yu. M. Cloning of symmetric operators. (English) Zbl 07300023 Complex Anal. Oper. Theory 15, No. 1, Paper No. 8, 42 p. (2021). MSC: 47B25 47A20 PDF BibTeX XML Cite \textit{Yu. M. Arlinskiĭ}, Complex Anal. Oper. Theory 15, No. 1, Paper No. 8, 42 p. (2021; Zbl 07300023) Full Text: DOI
Roman, Marcel; Sandovici, Adrian Multivalued linear operator equation \(A^*A = \lambda A^n\). (English) Zbl 07300021 Complex Anal. Oper. Theory 15, No. 1, Paper No. 6, 14 p. (2021). MSC: 47A05 47A06 47B02 47B25 47B99 PDF BibTeX XML Cite \textit{M. Roman} and \textit{A. Sandovici}, Complex Anal. Oper. Theory 15, No. 1, Paper No. 6, 14 p. (2021; Zbl 07300021) Full Text: DOI
Groenewald, G. J.; ter Horst, S.; Jaftha, J.; Ran, A. C. M. A Toeplitz-like operator with rational matrix symbol having poles on the unit circle: Fredholm properties. (English) Zbl 07300016 Complex Anal. Oper. Theory 15, No. 1, Paper No. 1, 28 p. (2021). MSC: 47B35 47A53 47A68 PDF BibTeX XML Cite \textit{G. J. Groenewald} et al., Complex Anal. Oper. Theory 15, No. 1, Paper No. 1, 28 p. (2021; Zbl 07300016) Full Text: DOI
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
Mogilevskii, Vadim On eigenfunction expansions of differential equations with degenerating weight. (English) Zbl 07285703 J. Differ. Equations 272, 819-853 (2021). MSC: 34L10 34B09 34B40 47A06 47A20 47B25 PDF BibTeX XML Cite \textit{V. Mogilevskii}, J. Differ. Equations 272, 819--853 (2021; Zbl 07285703) Full Text: DOI
Bagarello, Fabio; Russo, Francesco G. Realization of Lie algebras of high dimension via pseudo-bosonic operators. (English) Zbl 07332274 J. Lie Theory 30, No. 4, 925-938 (2020). MSC: 47L60 17B30 17B60 46K10 PDF BibTeX XML Cite \textit{F. Bagarello} and \textit{F. G. Russo}, J. Lie Theory 30, No. 4, 925--938 (2020; Zbl 07332274) Full Text: Link
Zheng, Zhaowen; Shao, Jing Limit point, strong limit point and Dirichlet conditions for discrete Hamiltonian systems. (English) Zbl 07331960 J. Appl. Anal. Comput. 10, No. 3, 875-891 (2020). MSC: 39A12 39A70 47B25 PDF BibTeX XML Cite \textit{Z. Zheng} and \textit{J. Shao}, J. Appl. Anal. Comput. 10, No. 3, 875--891 (2020; Zbl 07331960) Full Text: DOI
Goriunov, Andrii Multi-interval Sturm-Liouville problems with distributional coefficients. (English) Zbl 07329567 Methods Funct. Anal. Topol. 26, No. 2, 103-110 (2020). Reviewer: Anatoly N. Kochubei (Kyïv) MSC: 34L40 34B45 47B25 PDF BibTeX XML Cite \textit{A. Goriunov}, Methods Funct. Anal. Topol. 26, No. 2, 103--110 (2020; Zbl 07329567) Full Text: Link
Derkach, Volodymyr; Hassi, Seppo; Malamud, Mark Generalized boundary triples. I: Some classes of isometric and unitary boundary pairs and realization problems for subclasses of Nevanlinna functions. (English) Zbl 07317208 Math. Nachr. 293, No. 7, 1278-1327 (2020). MSC: 47A10 47B25 47A20 47A48 47A56 47B32 PDF BibTeX XML Cite \textit{V. Derkach} et al., Math. Nachr. 293, No. 7, 1278--1327 (2020; Zbl 07317208) Full Text: DOI
Storozh, O. G. Maximal nonnegative and \(\theta \)-accretive extensions of a positive definite linear relation. (English) Zbl 07311914 Carpathian Math. Publ. 12, No. 2, 289-296 (2020). MSC: 47A06 47A56 47B25 PDF BibTeX XML Cite \textit{O. G. Storozh}, Carpathian Math. Publ. 12, No. 2, 289--296 (2020; Zbl 07311914) Full Text: DOI
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/Springer (ISBN 978-3-030-44818-9/hbk; 978-3-030-44819-6/ebook). Operator Theory: Advances and Applications 280, 287-325 (2020). MSC: 47B25 47A20 47A56 PDF BibTeX XML Cite \textit{A. Dijksma} and \textit{H. Langer}, Oper. Theory: Adv. Appl. 280, 287--325 (2020; Zbl 07310481) Full Text: DOI
Gerhold, Malte; Skeide, Michael Interacting Fock spaces and subproduct systems. (English) Zbl 07308690 Infin. Dimens. Anal. Quantum Probab. Relat. Top. 23, No. 3, Article ID 2050017, 53 p. (2020). MSC: 47L30 47L60 46L53 46L55 46L08 60F05 PDF BibTeX XML Cite \textit{M. Gerhold} and \textit{M. Skeide}, Infin. Dimens. Anal. Quantum Probab. Relat. Top. 23, No. 3, Article ID 2050017, 53 p. (2020; Zbl 07308690) Full Text: DOI
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 07305710 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 07305710) Full Text: DOI
Domínguez, V.; Ganesh, M.; Sayas, F. J. An overlapping decomposition framework for wave propagation in heterogeneous and unbounded media: formulation, analysis, algorithm, and simulation. (English) Zbl 1453.65405 J. Comput. Phys. 403, Article ID 109052, 20 p. (2020). MSC: 65N30 65N38 45P05 PDF BibTeX XML Cite \textit{V. Domínguez} et al., J. Comput. Phys. 403, Article ID 109052, 20 p. (2020; Zbl 1453.65405) Full Text: DOI
Shakhmurov, Veli Regularity properties of nonlinear abstract Schrödinger equations and applications. (English) Zbl 07301542 Int. J. Math. 31, No. 13, Article ID 2050105, 25 p. (2020). MSC: 35Q41 35K15 47B25 47-XX 46E40 PDF BibTeX XML Cite \textit{V. Shakhmurov}, Int. J. Math. 31, No. 13, Article ID 2050105, 25 p. (2020; Zbl 07301542) Full Text: DOI
Li, Chao; Ao, Jijun Unified canonical forms of fourth order self-adjoint differential operators with transmission conditions. (Chinese. English summary) Zbl 07296076 Math. Pract. Theory 50, No. 9, 156-163 (2020). MSC: 15A21 47B25 47E05 PDF BibTeX XML Cite \textit{C. Li} and \textit{J. Ao}, Math. Pract. Theory 50, No. 9, 156--163 (2020; Zbl 07296076)
Hong, Junying; Han, Xuehong On complex symmetry of composition operators on Bergman space. (Chinese. English summary) Zbl 07295705 J. Sichuan Univ., Nat. Sci. Ed. 57, No. 4, 621-624 (2020). MSC: 47B33 47B25 47B38 PDF BibTeX XML Cite \textit{J. Hong} and \textit{X. Han}, J. Sichuan Univ., Nat. Sci. Ed. 57, No. 4, 621--624 (2020; Zbl 07295705) Full Text: DOI
Restuccia, Alvaro; Sotomayor, Adrian; Shtraus, Vladimir Abramovich On a model of spontaneous symmetry breaking in quantum mechanics. (English) Zbl 07293398 Vestn. Yuzhno-Ural. Gos. Univ., Ser. Mat. Model. Program. 13, No. 3, 5-16 (2020). MSC: 47B25 81Q10 81R40 PDF BibTeX XML Cite \textit{A. Restuccia} et al., Vestn. Yuzhno-Ural. Gos. Univ., Ser. Mat. Model. Program. 13, No. 3, 5--16 (2020; Zbl 07293398) Full Text: DOI MNR
Fragnelli, Genni; Goldstein, Jerome A.; Mininni, Rosa Maria; Romanelli, Silvia Operators of order \(2n\) with interior degeneracy. (English) Zbl 07292999 Discrete Contin. Dyn. Syst., Ser. S 13, No. 12, 3417-3426 (2020). MSC: 47D06 35K65 47B25 47N20 PDF BibTeX XML Cite \textit{G. Fragnelli} et al., Discrete Contin. Dyn. Syst., Ser. S 13, No. 12, 3417--3426 (2020; Zbl 07292999) Full Text: DOI
Leugering, Günter; Nazarov, Sergei A.; Taskinen, Jari The band-gap structure of the spectrum in a periodic medium of masonry type. (English) Zbl 1454.35130 Netw. Heterog. Media 15, No. 4, 555-580 (2020). MSC: 35J57 35P99 47B25 PDF BibTeX XML Cite \textit{G. Leugering} et al., Netw. Heterog. Media 15, No. 4, 555--580 (2020; Zbl 1454.35130) Full Text: DOI
Polakovič, Marcel Some properties of \(D\)-weak operator topology. (English) Zbl 07289674 Math. Slovaca 70, No. 3, 753-758 (2020). MSC: 47L60 PDF BibTeX XML Cite \textit{M. Polakovič}, Math. Slovaca 70, No. 3, 753--758 (2020; Zbl 07289674) Full Text: DOI
Dam, Thomas Norman; Møller, Jacob Schach Spin-boson type models analyzed using symmetries. (English) Zbl 07286665 Kyoto J. Math. 60, No. 4, 1261-1332 (2020). Reviewer: Michael Perelmuter (Kyjiw) MSC: 81Q10 81T10 81R25 81R05 47B25 30H20 PDF BibTeX XML Cite \textit{T. N. Dam} and \textit{J. S. Møller}, Kyoto J. Math. 60, No. 4, 1261--1332 (2020; Zbl 07286665) Full Text: DOI Euclid
Mukhamedov, Farrukh; Syam, Sondos M.; Almazrouei, Shamma A. Y. Few remarks on quasi quantum quadratic operators on \(\mathbb{M}_2(\mathbb{C})\). (English) Zbl 1453.81028 Open Syst. Inf. Dyn. 27, No. 2, Article ID 2050006, 20 p. (2020). MSC: 81Q10 81P40 46L55 47B48 47B25 PDF BibTeX XML Cite \textit{F. Mukhamedov} et al., Open Syst. Inf. Dyn. 27, No. 2, Article ID 2050006, 20 p. (2020; Zbl 1453.81028) Full Text: DOI
Bessadok, Khadija; Fagnola, Franco; Hachicha, Skander Classical and quantum Markov processes associated with \(q\)-Bessel operators. (English) Zbl 1453.81045 Open Syst. Inf. Dyn. 27, No. 1, Article ID 2050005, 16 p. (2020). MSC: 81S25 47D07 34B30 60J35 PDF BibTeX XML Cite \textit{K. Bessadok} et al., Open Syst. Inf. Dyn. 27, No. 1, Article ID 2050005, 16 p. (2020; Zbl 1453.81045) Full Text: DOI
Kaad, Jens; van Suijlekom, Walter D. Factorization of Dirac operators on almost-regular fibrations of \(\mathrm{spin}^c\) manifolds. (English) Zbl 1451.19018 Doc. Math. 25, 2049-2084 (2020). Reviewer: Iakovos Androulidakis (Athína) MSC: 19K35 53C27 58B34 PDF BibTeX XML Cite \textit{J. Kaad} and \textit{W. D. van Suijlekom}, Doc. Math. 25, 2049--2084 (2020; Zbl 1451.19018) Full Text: DOI
Jorgensen, Palle E. T.; Tian, Feng Spectral pairs and positive-definite-tempered distributions. (English) Zbl 1453.42031 Ruiz, Patricia Alonso (ed.) et al., Analysis, probability and mathematical physics on fractals. Based on the presentations at the 6th conference, Cornell University, Ithaca, NY, USA, June 2017. Hackensack, NJ: World Scientific. Fractals Dyn. Math. Sci. Arts, Theory Appl. 5, 223-241 (2020). MSC: 42C15 42C05 28A25 46C05 47L60 PDF BibTeX XML Cite \textit{P. E. T. Jorgensen} and \textit{F. Tian}, Fractals Dyn. Math. Sci. Arts, Theory Appl. 5, 223--241 (2020; Zbl 1453.42031) Full Text: DOI
Hassi, S.; Labrousse, J.-Ph.; de Snoo, H. S. V. Selfadjoint extensions of relations whose domain and range are orthogonal. (English) Zbl 07277749 Methods Funct. Anal. Topol. 26, No. 1, 39-62 (2020). Reviewer: Anatoly N. Kochubei (Kyïv) MSC: 47A06 47B25 PDF BibTeX XML Cite \textit{S. Hassi} et al., Methods Funct. Anal. Topol. 26, No. 1, 39--62 (2020; Zbl 07277749) Full Text: Link
Gil’, Michael On location of spectra of unbounded operators in the right half-plane. (English) Zbl 07274470 Afr. Mat. 31, No. 7-8, 1121-1127 (2020). MSC: 47A10 47A55 PDF BibTeX XML Cite \textit{M. Gil'}, Afr. Mat. 31, No. 7--8, 1121--1127 (2020; Zbl 07274470) Full Text: DOI
Posilicano, Andrea On the self-adjointness of \(H+A^*+A\). (English) Zbl 07273466 Math. Phys. Anal. Geom. 23, No. 4, Paper No. 37, 30 p. (2020). MSC: 47B25 47A10 81Q10 81T16 PDF BibTeX XML Cite \textit{A. Posilicano}, Math. Phys. Anal. Geom. 23, No. 4, Paper No. 37, 30 p. (2020; Zbl 07273466) Full Text: DOI
Jorgensen, Palle E. T.; Tian, James F. Superposition, reduction of multivariable problems, and approximation. (English) Zbl 07272156 Anal. Appl., Singap. 18, No. 5, 771-801 (2020). MSC: 47L60 46N30 46N50 42C15 65R10 31C20 62D05 94A20 39A12 46N20 22E70 31A15 58J65 PDF BibTeX XML Cite \textit{P. E. T. Jorgensen} and \textit{J. F. Tian}, Anal. Appl., Singap. 18, No. 5, 771--801 (2020; Zbl 07272156) Full Text: DOI
Cecchini, Simone Callias-type operators in \(C^\ast \)-algebras and positive scalar curvature on noncompact manifolds. (English) Zbl 1451.19019 J. Topol. Anal. 12, No. 4, 897-939 (2020). Reviewer: Adnane Elmrabty (Guelmim) MSC: 19K56 46L80 19L64 53C20 58J22 53C27 PDF BibTeX XML Cite \textit{S. Cecchini}, J. Topol. Anal. 12, No. 4, 897--939 (2020; Zbl 1451.19019) Full Text: DOI
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
Emamalipour, H.; Jabbarzadeh, M. R.; Shahi, A. Generalized inverses of conditional type operators. (English) Zbl 07262168 Complex Anal. Oper. Theory 14, No. 7, Paper No. 71, 17 p. (2020). MSC: 47B20 47B25 PDF BibTeX XML Cite \textit{H. Emamalipour} et al., Complex Anal. Oper. Theory 14, No. 7, Paper No. 71, 17 p. (2020; Zbl 07262168) Full Text: DOI
Chen, Peng; Ouhabaz, El Maati; Sikora, Adam; Yan, Lixin Spectral multipliers without semigroup framework and application to random walks. (English. French summary) Zbl 07262153 J. Math. Pures Appl. (9) 143, 162-191 (2020). MSC: 47B25 42B15 42B20 47F05 60G50 60J10 PDF BibTeX XML Cite \textit{P. Chen} et al., J. Math. Pures Appl. (9) 143, 162--191 (2020; Zbl 07262153) Full Text: DOI
Ishida, Atsuhide; Wada, Kazuyuki Threshold between short and long-range potentials for non-local Schrödinger operators. (English) Zbl 07259725 Math. Phys. Anal. Geom. 23, No. 3, Paper No. 32, 11 p. (2020). MSC: 47B25 81Q10 81U05 PDF BibTeX XML Cite \textit{A. Ishida} and \textit{K. Wada}, Math. Phys. Anal. Geom. 23, No. 3, Paper No. 32, 11 p. (2020; Zbl 07259725) Full Text: DOI
Öztürk Mert, Rukiye; İsmailov, Zameddin I.; İpek Al, Pembe Dissipative canonical type differential operators for first order. (English) Zbl 07257397 Turk. J. Math. 44, No. 2, 481-490 (2020). MSC: 47A10 47B25 PDF BibTeX XML Cite \textit{R. Öztürk Mert} et al., Turk. J. Math. 44, No. 2, 481--490 (2020; Zbl 07257397) Full Text: Link
Arzikulov, G. P.; Eshkabilov, Yu. Kh. About the spectral properties of one three-partial model operator. (English. Russian original) Zbl 1453.82041 Russ. Math. 64, No. 5, 1-7 (2020); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 5, 3-10 (2020). MSC: 82C10 47B25 PDF BibTeX XML Cite \textit{G. P. Arzikulov} and \textit{Yu. Kh. Eshkabilov}, Russ. Math. 64, No. 5, 1--7 (2020; Zbl 1453.82041); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2020, No. 5, 3--10 (2020) Full Text: DOI
Albuquerque, Francisco; Chen, Shang-Jie; Li, Lin Solitary wave of ground state type for a nonlinear Klein-Gordon equation coupled with Born-Infeld theory in \(\mathbb{R}^{2}\). (English) Zbl 07254922 Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 12, 18 p. (2020). MSC: 35J60 35A23 35J50 PDF BibTeX XML Cite \textit{F. Albuquerque} et al., Electron. J. Qual. Theory Differ. Equ. 2020, Paper No. 12, 18 p. (2020; Zbl 07254922) Full Text: DOI
Uğurlu, Ekin Some singular third-order boundary value problems. (English) Zbl 07248011 Math. Methods Appl. Sci. 43, No. 5, 2202-2215 (2020). Reviewer: Petio S. Kelevedjiev (Sliven) MSC: 34B09 47B25 47E05 PDF BibTeX XML Cite \textit{E. Uğurlu}, Math. Methods Appl. Sci. 43, No. 5, 2202--2215 (2020; Zbl 07248011) Full Text: DOI
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
Arov, Damir Z.; Dym, Harry Functional models of operators and their multivalued extensions in Hilbert space. (English) Zbl 07243099 Integral Equations Oper. Theory 92, No. 5, Paper No. 39, 48 p. (2020). MSC: 47A20 46E22 47A06 47B25 47B32 PDF BibTeX XML Cite \textit{D. Z. Arov} and \textit{H. Dym}, Integral Equations Oper. Theory 92, No. 5, Paper No. 39, 48 p. (2020; Zbl 07243099) Full Text: DOI
Kadison, Richard V.; Liu, Zhe; Thom, Andreas A note on commutators in algebras of unbounded operators. (English) Zbl 07243073 Expo. Math. 38, No. 2, 232-239 (2020). Reviewer: Baruch Solel (Haifa) MSC: 46L10 47L30 47L60 47B47 47-02 PDF BibTeX XML Cite \textit{R. V. Kadison} et al., Expo. Math. 38, No. 2, 232--239 (2020; Zbl 07243073) Full Text: DOI
Dehimi, Souheyb; Mortad, Mohammed Hichem Chernoff-like counterexamples related to unbounded operators. (English) Zbl 07242779 Kyushu J. Math. 74, No. 1, 105-108 (2020). MSC: 47B25 47A05 PDF BibTeX XML Cite \textit{S. Dehimi} and \textit{M. H. Mortad}, Kyushu J. Math. 74, No. 1, 105--108 (2020; Zbl 07242779) Full Text: DOI
Aliev, A. R.; Rajabov, Sh. Sh. Radiation conditions for the magnetic Helmholtz equation. (English. Russian original) Zbl 1448.35109 Math. Notes 108, No. 2, 155-161 (2020); translation from Mat. Zametki 108, No. 2, 171-178 (2020). MSC: 35J05 47B25 PDF BibTeX XML Cite \textit{A. R. Aliev} and \textit{Sh. Sh. Rajabov}, Math. Notes 108, No. 2, 155--161 (2020; Zbl 1448.35109); translation from Mat. Zametki 108, No. 2, 171--178 (2020) Full Text: DOI
Adamyan, V. M. Singular perturbations of unbounded selfadjoint operators. Reverse approach. (English) Zbl 07240443 Kurasov, Pavel (ed.) et al., Analysis as a tool in mathematical physics. In memory of Boris Pavlov. Collected papers presented at the conferences “Spectral Theory and Applications”, Stockholm, Sweden, March 13–15, 2016 and “Operator Theory, Analysis and Mathematical Physics – OTAMP2016”, Euler International Mathematical Institute, St. Petersburg, Russia, August 2–7, 2016. Cham: Springer (ISBN 978-3-030-31530-6/hbk; 978-3-030-31531-3/ebook). Operator Theory: Advances and Applications 276, 63-79 (2020). Reviewer: Michael Perelmuter (Kyjiw) MSC: 47B25 47F05 PDF BibTeX XML Cite \textit{V. M. Adamyan}, Oper. Theory: Adv. Appl. 276, 63--79 (2020; Zbl 07240443) Full Text: DOI
Mouhcine, Zakariyae Heat, resolvent and wave kernels for the full quaternionic Heisenberg Laplacian. (English) Zbl 1441.22014 J. Pseudo-Differ. Oper. Appl. 11, No. 3, 1345-1366 (2020). MSC: 22E25 22E30 47A10 43A80 47B25 PDF BibTeX XML Cite \textit{Z. Mouhcine}, J. Pseudo-Differ. Oper. Appl. 11, No. 3, 1345--1366 (2020; Zbl 1441.22014) Full Text: DOI
Hinz, Michael; Meinert, Melissa On the viscous Burgers equation on metric graphs and fractals. (English) Zbl 1445.35292 J. Fractal Geom. 7, No. 2, 137-182 (2020). MSC: 35R02 35K58 28A80 47A07 47B25 PDF BibTeX XML Cite \textit{M. Hinz} and \textit{M. Meinert}, J. Fractal Geom. 7, No. 2, 137--182 (2020; Zbl 1445.35292) Full Text: DOI
Jorgensen, Palle; Song, Myung-Sin; Tian, James A Kaczmarz algorithm for sequences of projections, infinite products, and applications to frames in IFS \(L^2\) spaces. (English) Zbl 1444.47078 Adv. Oper. Theory 5, No. 3, 1100-1131 (2020). MSC: 47L60 46N30 46N50 42C15 65R10 60J20 PDF BibTeX XML Cite \textit{P. Jorgensen} et al., Adv. Oper. Theory 5, No. 3, 1100--1131 (2020; Zbl 1444.47078) Full Text: DOI
Elliott, K.; Littlejohn, L. L.; Wellman, R. Spectral analysis of the sixth-order Krall differential expression. (English) Zbl 07225069 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 07225069) Full Text: DOI
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
Niemiec, Piotr Positive Hankel operators, positive definite kernels and related topics. (English) Zbl 1445.47024 Adv. Oper. Theory 5, No. 3, 950-993 (2020). Reviewer: K. C. Sivakumar (Chennai) MSC: 47B35 46E22 47B25 PDF BibTeX XML Cite \textit{P. Niemiec}, Adv. Oper. Theory 5, No. 3, 950--993 (2020; Zbl 1445.47024) Full Text: DOI
Dijksma, Aad; Langer, Heinz W. Stenger’s and M. A. Nudelman’s results and resolvent formulas involving compressions. (English) Zbl 07225062 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 07225062) Full Text: DOI
Mantile, Andrea; Posilicano, Andrea Inverse wave scattering in the Laplace domain: a factorization method approach. (English) Zbl 1439.35568 Proc. Am. Math. Soc. 148, No. 9, 3975-3988 (2020). MSC: 35R30 47A40 47B25 PDF BibTeX XML Cite \textit{A. Mantile} and \textit{A. Posilicano}, Proc. Am. Math. Soc. 148, No. 9, 3975--3988 (2020; Zbl 1439.35568) Full Text: DOI
Juršėnas, Rytis The peak model for finite rank supersingular perturbations. (English) Zbl 07223343 Poghosyan, Suren (ed.) et al., Proceedings of the XI international conference stochastic and analytic methods in mathematical physics, Yerevan, Armenia, September 2–7, 2019. Potsdam: Potsdam University Press (ISBN 978-3-86956-485-2/pbk). Lectures in Pure and Applied Mathematics 6, 117-126 (2020). MSC: 81Q10 35G15 47B25 PDF BibTeX XML Cite \textit{R. Juršėnas}, Lect. Pure Appl. Math. 6, 117--126 (2020; Zbl 07223343)
Nayak, Soumyashant Matrix algebras over algebras of unbounded operators. (English) Zbl 1443.47044 Banach J. Math. Anal. 14, No. 3, 1055-1079 (2020). MSC: 47C15 47L60 46L10 81R15 PDF BibTeX XML Cite \textit{S. Nayak}, Banach J. Math. Anal. 14, No. 3, 1055--1079 (2020; Zbl 1443.47044) Full Text: DOI
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: 47Axx 47Bxx 47Exx 47Fxx PDF BibTeX XML Cite \textit{Y. Luo}, Ann. Funct. Anal. 11, No. 3, 473--492 (2020; Zbl 07222404) Full Text: DOI
Adamo, Maria Stella; Fragoulopoulou, Maria Tensor products of normed and Banach quasi \(^*\)-algebras. (English) Zbl 1448.46042 J. Math. Anal. Appl. 490, No. 2, Article ID 124323, 26 p. (2020). Reviewer: José Bonet (Valencia) MSC: 46K05 46M05 47L60 PDF BibTeX XML Cite \textit{M. S. Adamo} and \textit{M. Fragoulopoulou}, J. Math. Anal. Appl. 490, No. 2, Article ID 124323, 26 p. (2020; Zbl 1448.46042) Full Text: DOI
Sogoré, Mohamed; Jammazi, Chaker On the global finite-time stabilization of bilinear systems by homogeneous feedback laws. Applications to some PDE’s. (English) Zbl 1447.93318 J. Math. Anal. Appl. 486, No. 2, Article ID 123815, 21 p. (2020). MSC: 93D40 93D15 93C20 PDF BibTeX XML Cite \textit{M. Sogoré} and \textit{C. Jammazi}, J. Math. Anal. Appl. 486, No. 2, Article ID 123815, 21 p. (2020; Zbl 1447.93318) Full Text: DOI
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). MSC: 47 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
Franceschi, Valentina; Prandi, Dario; Rizzi, Luca On the essential self-adjointness of singular sub-Laplacians. (English) Zbl 07216723 Potential Anal. 53, No. 1, 89-112 (2020). MSC: 47B25 53C17 58J60 35Q40 81Q10 PDF BibTeX XML Cite \textit{V. Franceschi} et al., Potential Anal. 53, No. 1, 89--112 (2020; Zbl 07216723) Full Text: DOI
Drago, Nicolò; Moretti, Valter The notion of observable and the moment problem for \(*\)-algebras and their GNS representations. (English) Zbl 1442.81047 Lett. Math. Phys. 110, No. 7, 1711-1758 (2020). MSC: 81T05 81R10 81S10 47B25 46L05 46L30 47A57 46G10 47N50 PDF BibTeX XML Cite \textit{N. Drago} and \textit{V. Moretti}, Lett. Math. Phys. 110, No. 7, 1711--1758 (2020; Zbl 1442.81047) Full Text: DOI
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
Di Blasio, Giuseppina; Lamberti, Pier Domenico Eigenvalues of the Finsler \(P\)-Laplacian on varying domains. (English) Zbl 1450.35193 Mathematika 66, No. 3, 765-776 (2020). Reviewer: Gianpaolo Piscitelli (Cassino) MSC: 35P15 35J25 47A75 47B25 PDF BibTeX XML Cite \textit{G. Di Blasio} and \textit{P. D. Lamberti}, Mathematika 66, No. 3, 765--776 (2020; Zbl 1450.35193) Full Text: DOI
Takhtajan, Leon A. Etudes of the resolvent. (English. Russian original) Zbl 1440.47004 Russ. Math. Surv. 75, No. 1, 147-186 (2020); translation from Usp. Mat. Nauk 75, No. 1, 155-194 (2020). Reviewer: Khristo N. Boyadzhiev (Ada) MSC: 47A10 47B25 34B24 35P10 47-02 PDF BibTeX XML Cite \textit{L. A. Takhtajan}, Russ. Math. Surv. 75, No. 1, 147--186 (2020; Zbl 1440.47004); translation from Usp. Mat. Nauk 75, No. 1, 155--194 (2020) Full Text: DOI
Nielsen, Lance Two approaches to the use of unbounded operators in Feynman’s operational calculus. (English) Zbl 07202027 New York J. Math. 26, 378-445 (2020). MSC: 47A13 47A10 47A60 47B15 47B25 47B48 46G10 44A99 PDF BibTeX XML Cite \textit{L. Nielsen}, New York J. Math. 26, 378--445 (2020; Zbl 07202027) Full Text: Link
Schmüdgen, Konrad An invitation to unbounded representations of \(C^*\)-algebras on Hilbert space. (English) Zbl 07201779 Graduate Texts in Mathematics 285. Cham: Springer (ISBN 978-3-030-46365-6/hbk; 978-3-030-46366-3/ebook). xviii, 381 p. (2020). Reviewer: Florian-Horia Vasilescu (Villeneuve d’Ascq) MSC: 47L60 46-02 47L55 46K10 46L05 46L08 PDF BibTeX XML Cite \textit{K. Schmüdgen}, An invitation to unbounded representations of \(C^*\)-algebras on Hilbert space. Cham: Springer (2020; Zbl 07201779) Full Text: DOI
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
Allahverdiev, Bilender P.; Tuna, Hüseyin Investigation of the spectrum of singular Sturm-Liouville operators on unbounded time scales. (English) Zbl 07200276 São Paulo J. Math. Sci. 14, No. 1, 327-340 (2020). MSC: 34N05 34L05 47A10 47B25 PDF BibTeX XML Cite \textit{B. P. Allahverdiev} and \textit{H. Tuna}, São Paulo J. Math. Sci. 14, No. 1, 327--340 (2020; Zbl 07200276) Full Text: DOI
Shipman, Stephen P. Reducible Fermi surfaces for non-symmetric bilayer quantum-graph operators. (English) Zbl 07200131 J. Spectr. Theory 10, No. 1, 33-72 (2020). Reviewer: Miyeon Kwon (Platteville) MSC: 47A75 47B25 39A70 39A14 47B39 47B40 39A12 PDF BibTeX XML Cite \textit{S. P. Shipman}, J. Spectr. Theory 10, No. 1, 33--72 (2020; Zbl 07200131) Full Text: DOI
Bellomonte, Giorgia; Corso, Rosario Frames and weak frames for unbounded operators. (English) Zbl 1439.42041 Adv. Comput. Math. 46, No. 2, Paper No. 38, 21 p. (2020). MSC: 42C15 47A05 47A63 41A65 PDF BibTeX XML Cite \textit{G. Bellomonte} and \textit{R. Corso}, Adv. Comput. Math. 46, No. 2, Paper No. 38, 21 p. (2020; Zbl 1439.42041) Full Text: DOI
Cabada, Alberto; López-Somoza, Lucía; Tojo, F. Adrián F. Existence of solutions of integral equations defined in unbounded domains via spectral theory. (English) Zbl 07198614 Mediterr. J. Math. 17, No. 2, Paper No. 56, 23 p. (2020). Reviewer: Shuji Watanabe (Maebashi) MSC: 45P05 34K08 45J05 34K25 PDF BibTeX XML Cite \textit{A. Cabada} et al., Mediterr. J. Math. 17, No. 2, Paper No. 56, 23 p. (2020; Zbl 07198614) Full Text: DOI
Bouin, Emeric; Dolbeault, Jean; Schmeiser, Christian Diffusion and kinetic transport with very weak confinement. (English) Zbl 1434.35237 Kinet. Relat. Models 13, No. 2, 345-371 (2020). MSC: 35Q84 35B40 82C40 76P05 26D10 PDF BibTeX XML Cite \textit{E. Bouin} et al., Kinet. Relat. Models 13, No. 2, 345--371 (2020; Zbl 1434.35237) Full Text: DOI
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
Uğurlu, Ekin Regular fifth-order boundary value problems. (English) Zbl 1445.34048 Bull. Malays. Math. Sci. Soc. (2) 43, No. 3, 2105-2121 (2020). Reviewer: Minghe Pei (Jilin) MSC: 34B09 34L15 47B25 PDF BibTeX XML Cite \textit{E. Uğurlu}, Bull. Malays. Math. Sci. Soc. (2) 43, No. 3, 2105--2121 (2020; Zbl 1445.34048) Full Text: DOI
Berg, Christian; Szwarc, Ryszard Closable Hankel operators and moment problems. (English) Zbl 1443.47003 Integral Equations Oper. Theory 92, No. 1, Paper No. 5, 9 p. (2020). MSC: 47A07 47B25 47B35 47A57 PDF BibTeX XML Cite \textit{C. Berg} and \textit{R. Szwarc}, Integral Equations Oper. Theory 92, No. 1, Paper No. 5, 9 p. (2020; Zbl 1443.47003) Full Text: DOI
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
Sykes, David; Zelenko, Igor A canonical form for pairs consisting of a Hermitian form and a self-adjoint antilinear operator. (English) Zbl 1442.15018 Linear Algebra Appl. 590, 32-61 (2020). Reviewer: Tin Yau Tam (Reno) MSC: 15A21 15A20 15A22 15B57 47A07 47B15 47B25 PDF BibTeX XML Cite \textit{D. Sykes} and \textit{I. Zelenko}, Linear Algebra Appl. 590, 32--61 (2020; Zbl 1442.15018) Full Text: DOI
Han, Kaikai Complex symmetric composition operators on the Newton space. (English) Zbl 1436.47007 J. Math. Anal. Appl. 488, No. 2, Article ID 124091, 13 p. (2020). MSC: 47B33 47B25 47B32 PDF BibTeX XML Cite \textit{K. Han}, J. Math. Anal. Appl. 488, No. 2, Article ID 124091, 13 p. (2020; Zbl 1436.47007) Full Text: DOI
Jorgensen, Palle; Tian, James Noncommutative boundaries arising in dynamics and representations of the Cuntz relations. (English) Zbl 1443.47086 Numer. Funct. Anal. Optim. 41, No. 5, 571-620 (2020). MSC: 47L60 46N30 81S25 81R15 81T05 81T75 60D05 60G15 60J25 65R10 58J65 PDF BibTeX XML Cite \textit{P. Jorgensen} and \textit{J. Tian}, Numer. Funct. Anal. Optim. 41, No. 5, 571--620 (2020; Zbl 1443.47086) Full Text: DOI
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
Bartłomiejczyk, Piotr; Kamedulski, Bartosz; Nowak-Przygodzki, Piotr Topological degree for equivariant gradient perturbations of an unbounded self-adjoint operator in Hilbert space. (English) Zbl 1444.47061 Topology Appl. 275, Article ID 107037, 11 p. (2020). Reviewer: Chuanxi Zhu (Nanchang) MSC: 47H11 55P91 PDF BibTeX XML Cite \textit{P. Bartłomiejczyk} et al., Topology Appl. 275, Article ID 107037, 11 p. (2020; Zbl 1444.47061) Full Text: DOI
Sandovici, Adrian On the adjoint of linear relations in Hilbert spaces. (English) Zbl 1442.47001 Mediterr. J. Math. 17, No. 2, Paper No. 68, 23 p. (2020). MSC: 47A06 47B25 47B15 PDF BibTeX XML Cite \textit{A. Sandovici}, Mediterr. J. Math. 17, No. 2, Paper No. 68, 23 p. (2020; Zbl 1442.47001) Full Text: DOI