Dhahri, Mohammed Zerai; Jeribi, Aref; Mahfoudhi, Kamel Fredholm theory on Krein spaces and its application to pseudospectrum. (English) Zbl 07981520 Linear Multilinear Algebra 73, No. 3, 615-632 (2025). MSC: 47A10 × Cite Format Result Cite Review PDF Full Text: DOI
Kumar, G. Krishna; Kumar, V. B. Kiran Stability in non-normal periodic Jacobi operators: advancing Börg’s theorem. (English) Zbl 07966191 Adv. Oper. Theory 10, No. 1, Paper No. 16, 23 p. (2025). MSC: 47B36 47B37 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Banks, Jess; Garza-Vargas, Jorge; Kulkarni, Archit; Srivastava, Nikhil Overlaps, eigenvalue gaps, and pseudospectrum under real Ginibre and absolutely continuous perturbations. (English. French summary) Zbl 07967661 Ann. Inst. Henri Poincaré, Probab. Stat. 60, No. 4, 2736-2766 (2024). MSC: 60B20 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Kumar, G. Krishna; Vivek, P. V. Norm behavior of Jordan and bidiagonal matrices. (English) Zbl 07952549 Adv. Oper. Theory 9, No. 4, Paper No. 81, 17 p. (2024). MSC: 15A60 15A10 15A18 15A20 47A30 × Cite Format Result Cite Review PDF Full Text: DOI
Chen, Jia-Ning; Wu, Liang-Bi; Guo, Zong-Kuan The pseudospectrum and transient of Kaluza-Klein black holes in Einstein-Gauss-Bonnet gravity. (English) Zbl 07946683 Classical Quantum Gravity 41, No. 23, Article ID 235015, 31 p. (2024). MSC: 83E15 83D05 83C57 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Lan, Chen; Li, Wei; Geng, Huifang Pseudo-Hermitian Chebyshev differential matrix and non-Hermitian Liouville quantum mechanics. (English) Zbl 07945781 J. Phys. A, Math. Theor. 57, No. 46, Article ID 465302, 23 p. (2024). MSC: 81-XX 65-XX × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Yilmaz, Fatih On the connection between \(\sigma_\epsilon(A_1 \otimes A_2)\) and \(\sigma_\epsilon(A_1)\), \(\sigma_\epsilon(A_2)\) for certain specialoperators. (English) Zbl 07926331 Turk. J. Math. 48, No. 5, 995-1000 (2024). MSC: 47A80 46M05 47A10 × Cite Format Result Cite Review PDF Full Text: DOI
Diethelm, Kai; Hashemishahraki, Safoura; Thai, Ha Duc; Tuan, Hoang The A constructive approach for investigating the stability of incommensurate fractional differential systems. (English) Zbl 07920132 J. Math. Anal. Appl. 540, No. 2, Article ID 128642, 25 p. (2024). MSC: 34A08 34C05 34D05 34D20 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
El Amrani, A.; Ettayb, J.; Blali, A. On pencil of bounded linear operators on non-Archimedean Banach spaces. (English) Zbl 07905296 Bol. Soc. Parana. Mat. (3) 42, Paper No. 17, 10 p. (2024). MSC: 47A10 47S10 × Cite Format Result Cite Review PDF Full Text: DOI
Ettayb, J. Characterization of the structured pseudospectrum in non-Archimedean Banach spaces. (English) Zbl 07904068 J. Iran. Math. Soc. 5, No. 2, 79-93 (2024). MSC: 47S10 47A10 47A53 × Cite Format Result Cite Review PDF Full Text: DOI
Boulton, Lyonell; Marletta, Marco The pseudospectrum of an operator with Bessel-type singularities. (English) Zbl 07902923 J. Spectr. Theory 14, No. 2, 557-595 (2024). MSC: 47E05 47A10 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Kumar, G. Krishna Determination of transient effect in time-dependent linear dynamical system using condition spectrum. (English) Zbl 07878125 Differ. Equ. Dyn. Syst. 32, No. 3, 723-741 (2024). MSC: 47A10 15A09 37C75 47A30 15A60 × Cite Format Result Cite Review PDF Full Text: DOI
Lindner, Marko; Schmeckpeper, Dennis Finite sections: stability, spectral pollution and asymptotics of condition numbers and pseudospectra. (English) Zbl 07874847 Linear Algebra Appl. 697, 583-614 (2024). MSC: 47A10 47A25 47-08 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Krichen, Bilel; Trabelsi, Bilel \(B\)-Weyl and Drazin invertible operators linked by weak pseudo \(S_0\)-demicompactness. (English) Zbl 07818710 Ric. Mat. 73, No. 1, 593-610 (2024). MSC: 47A53 47A55 47A10 × Cite Format Result Cite Review PDF Full Text: DOI
Ammar, Aymen; Jeribi, Aref; Mahfoudhi, Kamel A new spectral approach in the matrix algebra: trace pseudospectrum. (English) Zbl 1549.15009 Bol. Soc. Parana. Mat. (3) 41, Paper No. 68, 11 p. (2023). MSC: 15A18 15A30 15A15 × Cite Format Result Cite Review PDF Full Text: DOI
Duc, Tho Nguyen Pseudomodes for biharmonic operators with complex potentials. (English) Zbl 1541.34102 SIAM J. Math. Anal. 55, No. 6, 6580-6624 (2023). MSC: 34L05 34L40 47A10 81Q20 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Guglielmi, Nicola; Lubich, Christian; Sicilia, Stefano Rank-1 matrix differential equations for structured eigenvalue optimization. (English) Zbl 1520.65044 SIAM J. Numer. Anal. 61, No. 4, 1737-1762 (2023). MSC: 65K10 15A18 65F15 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Lindner, Marko; Schmeckpeper, Dennis A note on Hausdorff convergence of pseudospectra. (English) Zbl 1516.47009 Opusc. Math. 43, No. 1, 101-108 (2023). MSC: 47A10 47A25 47B01 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Rachid, Mohamad Hypoelliptic and spectral estimates for some linear operators of Landau type. (English) Zbl 1530.35378 Pure Appl. Anal. 5, No. 1, 1-46 (2023). MSC: 35S05 35Q20 35H10 82D10 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Arnal, Antonio; Siegl, Petr Resolvent estimates for one-dimensional Schrödinger operators with complex potentials. (English) Zbl 1520.47052 J. Funct. Anal. 284, No. 9, Article ID 109856, 65 p. (2023). MSC: 47B28 34L40 35P20 47A10 81Q12 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Al Amrani, Abdelkhalek; Ettayb, Jawad; Blali, Aziz Pseudospectrum and condition pseudospectrum of non-Archimedean matrices. (English) Zbl 07765782 J. Prime Res. Math. 18, No. 1, 75-82 (2022). MSC: 47A10 47S10 × Cite Format Result Cite Review PDF Full Text: Link
Kumar G., Krishna; Augustine, Judy A pseudospectral mapping theorem for operator pencils. (English) Zbl 07664554 Oper. Matrices 16, No. 3, 709-732 (2022). MSC: 47A10 47A56 15A22 15A09 65J10 47A30 × Cite Format Result Cite Review PDF Full Text: DOI
Wang, Yuchao; Wei, Yimin Generalized eigenvalue for even order tensors via Einstein product and its applications in multilinear control systems. (English) Zbl 1513.15022 Comput. Appl. Math. 41, No. 8, Paper No. 419, 30 p. (2022). MSC: 15A18 15A69 × Cite Format Result Cite Review PDF Full Text: DOI
Shen, Shui-Fa; Qian, Wei-Liang; Lin, Kai; Shao, Cheng-Gang; Pan, Yu Matrix method for perturbed black hole metric with discontinuity. (English) Zbl 1515.83116 Classical Quantum Gravity 39, No. 22, Article ID 225004, 15 p. (2022). MSC: 83C56 26A15 35B20 14J15 83C35 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Kulkarni, S. H. \(G_1\)-class elements in a Banach algebra. (English) Zbl 1509.46029 J. Anal. 30, No. 4, 1785-1797 (2022). MSC: 46H05 47A05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Jaramillo, J. L. Pseudospectrum and binary black hole merger transients. (English) Zbl 1511.83029 Classical Quantum Gravity 39, No. 21, Article ID 217002, 21 p. (2022). MSC: 83C57 70F05 47A10 85A05 83C05 81Q12 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Ransford, Thomas; Walsh, Nathan A four-mean theorem and its application to pseudospectra. (English) Zbl 1494.26062 Positivity 26, No. 4, Paper No. 70, 13 p. (2022). MSC: 26E20 15A18 26D15 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Gasperín, E.; Jaramillo, J. L. Energy scales and black hole pseudospectra: the structural role of the scalar product. (English) Zbl 1513.83014 Classical Quantum Gravity 39, No. 11, Article ID 115010, 64 p. (2022). MSC: 83C57 35B20 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Noschese, Silvia; Reichel, Lothar Estimating and increasing the structural robustness of a network. (English) Zbl 07511599 Numer. Linear Algebra Appl. 29, No. 2, e2418, 16 p. (2022). Reviewer: Stefano Pozza (Praha) MSC: 65F15 65F50 15A18 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Ammar, Aymen; Bouchekoua, Ameni; Lazrag, Nawrez The condition \(\varepsilon\)-pseudospectra on non-Archimedean Banach space. (English) Zbl 07510855 Bol. Soc. Mat. Mex., III. Ser. 28, No. 2, Paper No. 29, 24 p. (2022). MSC: 47S10 47A53 46S10 × Cite Format Result Cite Review PDF Full Text: DOI
Krejčiřík, David; Duc, Tho Nguyen Pseudomodes for non-self-adjoint Dirac operators. (English) Zbl 1492.81065 J. Funct. Anal. 282, No. 12, Article ID 109440, 53 p. (2022). MSC: 81R25 81R20 81Q12 81V10 81Q20 35P15 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Krishna Kumar, G.; Vivek, P. V. Generalized eigenvectors of bounded operators. (English) Zbl 07486139 Adv. Oper. Theory 7, No. 1, Paper No. 12, 19 p. (2022). MSC: 47A15 47A10 47A55 15A09 15A18 × Cite Format Result Cite Review PDF Full Text: DOI
Krishna Kumar, G.; Kulkarni, S. H. Condition pseudospectral radius of bounded linear operators. (English) Zbl 07462232 Linear Multilinear Algebra 70, No. 1, 27-41 (2022). Reviewer: Sahiba Arora (Hannover) MSC: 47A10 15A09 47A25 47A30 47B01 × Cite Format Result Cite Review PDF Full Text: DOI
Pravda-Starov, Karel Resolvent estimates and localization of the spectrum for certain classes of non-selfadjoint semiclassical pseudodifferential operators (after Dencker, Sjöstrand and Zworski). (Estimations de résolvante et localisation du spectre pour certaines classes d’opérateurs pseudo-différentiels semi-classiques non autoadjoints (d’après Nils Dencker, Johannes Sjöstrand et Maciej Zworski).) (French) Zbl 1492.35174 Séminaire Bourbaki. Volume 2019/2021. Exposés 1166–1180. Avec table par noms d’auteurs de 1948/49 à 2019/21. Paris: Société Mathématique de France (SMF). Astérisque 430, 93-129, Exp. No. 1169 (2021). MSC: 35P15 35A27 35H20 35S05 × Cite Format Result Cite Review PDF Full Text: DOI
Jain, Vishesh; Sah, Ashwin; Sawhney, Mehtaab On the real Davies’ conjecture. (English) Zbl 1486.15013 Ann. Probab. 49, No. 6, 3011-3031 (2021). Reviewer: Tin Yau Tam (Reno) MSC: 15A18 15B52 60B20 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
İpek Al, Pembe; Ismailov, Zameddin I. \(S\)-spectra and \(S\)-essential pseudospectra of the diagonal block operator matrices. (English) Zbl 1484.47010 Hacet. J. Math. Stat. 50, No. 2, 433-443 (2021). MSC: 47A08 47A10 × Cite Format Result Cite Review PDF Full Text: DOI
Ammar, Aymen; Jeribi, Aref; Mahfoudhi, Kamel A new spectral approach in the matrix algebra: \(C\)-determinant pseudospectrum. (English. Russian original) Zbl 07411067 Russ. Math. 65, No. 7, 1-7 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 7, 3-11 (2021). MSC: 47Axx 15Axx 65Fxx × Cite Format Result Cite Review PDF Full Text: DOI
Banks, Jess; Kulkarni, Archit; Mukherjee, Satyaki; Srivastava, Nikhil Gaussian regularization of the pseudospectrum and Davies’ conjecture. (English) Zbl 1480.15014 Commun. Pure Appl. Math. 74, No. 10, 2114-2131 (2021). Reviewer: Wai-Shun Cheung (Hong Kong) MSC: 15A20 15A18 15B52 60B20 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Ammar, Aymen; Jeribi, Aref; Lazrag, Nawrez Sequence of linear operators converging in the generalized sense and its essential pseudospectra. (English) Zbl 1542.47029 Jeribi, Aref (ed.), Operator theory. Proceedings of the international conference on operator theory, Hammamet, Tunisia, April 30 – May 3, 2018. Berlin: De Gruyter. De Gruyter Proc. Math., 147-155 (2021). MSC: 47B01 47A10 47A53 47A58 × Cite Format Result Cite Review PDF Full Text: DOI
Frommer, Andreas; Jacob, Birgit; Vorberg, Lukas; Wyss, Christian; Zwaan, Ian Pseudospectrum enclosures by discretization. (English) Zbl 1496.47009 Integral Equations Oper. Theory 93, No. 1, Paper No. 9, 32 p. (2021). Reviewer: Ali Shukur (Minsk) MSC: 47A10 47A12 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Ammar, Aymen; Jeribi, Aref; Mahfoudhi, Kamel The condition pseudospectrum of a operator pencil. (English) Zbl 1521.47026 Asian-Eur. J. Math. 14, No. 4, Article ID 2150057, 12 p. (2021). Reviewer: Yaudat Sultanaev (Ufa) MSC: 47A56 47A10 × Cite Format Result Cite Review PDF Full Text: DOI
Ech-Chérif El Kettani, Mustapha; Lahssaini, Aziz On the pseudospectrum preservers. (English) Zbl 1485.47062 Proyecciones 39, No. 6, 1457-1469 (2020). MSC: 47B49 47A10 47B01 × Cite Format Result Cite Review PDF Full Text: DOI
Shukur, Ali; Shelash, Hahder Pseudospectrum energy of graphs. (English) Zbl 1464.92318 Iran. J. Math. Chem. 11, No. 2, 83-93 (2020). MSC: 92E10 05C92 × Cite Format Result Cite Review PDF Full Text: DOI
Ammar, Aymen; Jeribi, Aref; Mahfoudhi, Kamel Some description of essential structured approximate and defect pseudospectrum. (English) Zbl 1514.47005 Korean J. Math. 28, No. 4, 673-697 (2020). MSC: 47A10 47B01 × Cite Format Result Cite Review PDF Full Text: DOI
Bourhim, A.; Mashreghi, J. Jordan maps and pseudospectrum in \(C^*\)-algebras. (English) Zbl 1487.46058 J. Oper. Theory 83, No. 2, 299-319 (2020). MSC: 46L05 47B49 × Cite Format Result Cite Review PDF
Costara, Constantin Linear automorphisms of the pseudospectral unit ball. (English) Zbl 1446.15009 Arch. Math. 115, No. 3, 289-297 (2020). MSC: 15A60 15A86 × Cite Format Result Cite Review PDF Full Text: DOI
Torshage, Axel Enclosure of the numerical range and resolvent estimates of non-selfadjoint operator functions. (English) Zbl 1508.47020 J. Spectr. Theory 10, No. 2, 379-413 (2020). MSC: 47A56 47B28 47A12 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Abdelali, Zine El Abidine; Nkhaylia, Hamid Multiplicatively pseudo spectrum-preserving maps. (English) Zbl 1460.47016 Bourhim, A. (ed.) et al., Linear and multilinear algebra and function spaces. International conference algebra and related topics (ICART 2018), Mohammed V University, Rabat, Morocco, July 2–5, 2018. Providence, RI: American Mathematical Society (AMS). Contemp. Math. 750, 43-69 (2020). MSC: 47B49 47A10 47A11 × Cite Format Result Cite Review PDF Full Text: DOI
Basak, Anirban; Paquette, Elliot; Zeitouni, Ofer Spectrum of random perturbations of Toeplitz matrices with finite symbols. (English) Zbl 1451.60013 Trans. Am. Math. Soc. 373, No. 7, 4999-5023 (2020). MSC: 60B20 15B05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Bourgade, P.; Dubach, G. The distribution of overlaps between eigenvectors of Ginibre matrices. (English) Zbl 1451.60015 Probab. Theory Relat. Fields 177, No. 1-2, 397-464 (2020). MSC: 60B20 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Ammar, Aymen; Jeribi, Aref; Mahfoudhi, Kamel The condition pseudospectrum subset and related results. (English) Zbl 1444.47021 J. Pseudo-Differ. Oper. Appl. 11, No. 1, 491-504 (2020). Reviewer: Alexei Yu. Karlovich (Lisboa) MSC: 47A53 47A55 54B35 47A12 47B01 × Cite Format Result Cite Review PDF Full Text: DOI
Arifoski, Ahmet; Siegl, Petr Pseudospectra of the damped wave equation with unbounded damping. (English) Zbl 1435.35212 SIAM J. Math. Anal. 52, No. 2, 1343-1362 (2020). MSC: 35L10 47A10 47D06 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Sukumar, D.; Veeramani, S. Level sets of \((p,e-p)\) outer generalized pseudo spectrum. (English) Zbl 1440.46045 J. Anal. 28, No. 1, 57-70 (2020). Reviewer: Mart Abel (Tartu) MSC: 46H05 47A10 15A09 × Cite Format Result Cite Review PDF Full Text: DOI Link
Dhara, Kousik; Kulkarni, S. H. Decomposition of the \((n,\epsilon)\)-pseudospectrum of an element of a Banach algebra. (English) Zbl 1513.47014 Adv. Oper. Theory 5, No. 1, 248-260 (2020). MSC: 47A10 46H05 47A12 × Cite Format Result Cite Review PDF Full Text: DOI
Colbrook, Matthew J. Pseudoergodic operators and periodic boundary conditions. (English) Zbl 1481.47004 Math. Comput. 89, No. 322, 737-766 (2020). MSC: 47A10 47B36 47B37 47B80 65J05 47B28 × Cite Format Result Cite Review PDF Full Text: DOI Link
Costara, Constantin Nonlinear preservers of pseudospectral radius on Banach spaces. (English) Zbl 1485.47061 J. Math. Anal. Appl. 482, No. 2, Article ID 123562, 12 p. (2020). Reviewer: Abdellatif Bourhim (Syracuse) MSC: 47B49 47A10 × Cite Format Result Cite Review PDF Full Text: DOI
Ammar, Aymen; Jeribi, Aref; Zayed, Mayssa A characterization of \(\mathcal{S}\)-condition pseudospectrum of multivalued linear operators. (English) Zbl 1498.47006 Filomat 33, No. 15, 5037-5050 (2019). MSC: 47A06 × Cite Format Result Cite Review PDF Full Text: DOI
Ammar, Aymen; Jeribi, Aref; Mahfoudhi, Kamel Measure of noncompactness, essential approximation and defect pseudospectrum. (English) Zbl 1438.47012 Methods Funct. Anal. Topol. 25, No. 1, 1-11 (2019). Reviewer: Anatoly N. Kochubei (Kyïv) MSC: 47A10 47B01 47A53 47A55 × Cite Format Result Cite Review PDF Full Text: Link
Ammar, Aymen; Jeribi, Aref; Mahfoudhi, Kamel Browder essential approximate pseudospectrum and defect pseudospectrum on a Banach space. (English) Zbl 1447.47023 Extr. Math. 34, No. 1, 29-40 (2019). MSC: 47B01 47A10 47A55 × Cite Format Result Cite Review PDF Full Text: DOI
Alt, Johannes; Erdős, László; Krüger, Torben; Nemish, Yuriy Location of the spectrum of Kronecker random matrices. (English. French summary) Zbl 1447.60014 Ann. Inst. Henri Poincaré, Probab. Stat. 55, No. 2, 661-696 (2019). MSC: 60B20 15B52 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Euclid
Dhara, Kousik; Kulkarni, S. H.; Seidel, Markus Continuity of the \((n,\varepsilon)\)-pseudospectrum in Banach algebras. (English) Zbl 1476.46054 Integral Equations Oper. Theory 91, No. 4, Paper No. 32, 17 p. (2019). MSC: 46H05 47A10 × Cite Format Result Cite Review PDF Full Text: DOI
Noschese, Silvia; Reichel, Lothar Eigenvector sensitivity under general and structured perturbations of tridiagonal Toeplitz-type matrices. (English) Zbl 1449.15071 Numer. Linear Algebra Appl. 26, No. 3, e2232, 20 p. (2019). Reviewer: Georg Hebermehl (Berlin) MSC: 15B05 15A18 65F15 65F50 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Gheorghiu, Călin-Ioan Spectral collocation solutions to a class of pseudo-parabolic equations. (English) Zbl 1462.65129 Nikolov, Geno (ed.) et al., Numerical methods and applications. 9th international conference, NMA 2018, Borovets, Bulgaria, August 20–24, 2018. Revised selected papers. Cham: Springer. Lect. Notes Comput. Sci. 11189, 179-186 (2019). MSC: 65M20 65N35 65L04 65L12 65M12 35B40 35S10 × Cite Format Result Cite Review PDF Full Text: DOI
Noschese, Silvia; Reichel, Lothar Computing unstructured and structured polynomial pseudospectrum approximations. (English) Zbl 1417.65116 J. Comput. Appl. Math. 350, 57-68 (2019). MSC: 65F15 15A18 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Ammar, Aymen; Jeribi, Aref; Mahfoudhi, Kamel The essential approximate pseudospectrum and related results. (English) Zbl 1485.47006 Filomat 32, No. 6, 2139-2151 (2018). MSC: 47A10 47B01 47A55 × Cite Format Result Cite Review PDF Full Text: DOI
Khakshour, Madjid; Aghamollaei, Gholamreza; Sheikhhosseini, Alemeh Field of values of perturbed matrices and quantum states. (English) Zbl 1424.15041 Turk. J. Math. 42, No. 2, 647-655 (2018). MSC: 15A60 81P68 × Cite Format Result Cite Review PDF Full Text: DOI
Jia, Boting; Feng, Youling On pseudospectral radii of operators on Hilbert spaces. (English) Zbl 07002085 Ann. Funct. Anal. 9, No. 4, 474-484 (2018). MSC: 47A10 47B20 × Cite Format Result Cite Review PDF Full Text: DOI Euclid
Bosner, Nela; Bujanović, Zvonimir; Drmač, Zlatko Parallel solver for shifted systems in a hybrid CPU-GPU framework. (English) Zbl 1395.65006 SIAM J. Sci. Comput. 40, No. 4, C605-C633 (2018). Reviewer: Constantin Popa (Constanţa) MSC: 65F05 65Y05 93A15 93B40 93C05 93C80 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Krishnan, Arundhathi; Kulkarni, S. H. Pseudospectra of elements of reduced Banach algebras II. (English) Zbl 06902754 Funct. Anal. Approx. Comput. 10, No. 2, 33-45 (2018). MSC: 47A10 46H05 × Cite Format Result Cite Review PDF Full Text: Link
Ammar, Aymen; Jeribi, Aref; Mahfoudhi, Kamel A characterization of the condition pseudospectrum on Banach space. (English) Zbl 06902752 Funct. Anal. Approx. Comput. 10, No. 2, 13-21 (2018). MSC: 47A53 47A55 54B35 47A13 × Cite Format Result Cite Review PDF Full Text: Link
Dhara, Kousik; Kulkarni, S. H. The (\(n,\epsilon\))-pseudospectrum of an element of a Banach algebra. (English) Zbl 1458.46035 J. Math. Anal. Appl. 464, No. 1, 939-954 (2018). Reviewer: Andrzej Sołtysiak (Poznań) MSC: 46H05 × Cite Format Result Cite Review PDF Full Text: DOI
Hitrik, Michael; Sjöstrand, Johannes Rational invariant tori and band edge spectra for non-selfadjoint operators. (English) Zbl 1405.35118 J. Eur. Math. Soc. (JEMS) 20, No. 2, 391-457 (2018). Reviewer: Mohammed El Aïdi (Bogotá) MSC: 35P15 35P20 37J35 37J40 53D22 58J37 58J40 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Jeribi, Aref Linear operators and their essential pseudospectra. (English) Zbl 1480.47001 Oakville, ON: Apple Academic Press (ISBN 978-1-77188-699-4/hbk; 978-1-351-04626-8/ebook). xvi, 352 p. (2018). MSC: 47-02 47A05 47A10 47A25 47B01 × Cite Format Result Cite Review PDF Full Text: Link
Ragoubi, Sayda On linear maps preserving certain pseudospectrum and condition spectrum subsets. (English) Zbl 1392.15042 Adv. Oper. Theory 3, No. 2, 423-432 (2018). MSC: 15A86 47A10 47A25 × Cite Format Result Cite Review PDF Full Text: DOI Euclid
Ammar, Aymen; Jeribi, Aref; Mahfoudhi, Kamel A characterization of the essential approximation pseudospectrum on a Banach space. (English) Zbl 1483.47010 Filomat 31, No. 11, 3599-3610 (2017). MSC: 47A10 47B01 × Cite Format Result Cite Review PDF Full Text: DOI
Krishnan, Arundhathi; Kulkarni, S. H. Pseudospectra of elements of reduced Banach algebras. (English) Zbl 06804223 Adv. Oper. Theory 2, No. 4, 475-493 (2017). MSC: 47A10 46H05 47A12 × Cite Format Result Cite Review PDF Full Text: DOI
De Terán, Fernando; Dopico, Froilán M.; Pérez, Javier Eigenvalue condition numbers and pseudospectra of Fiedler matrices. (English) Zbl 1372.65141 Calcolo 54, No. 1, 319-365 (2017). Reviewer: Anton Iliev (Plovdiv) MSC: 65H04 65F15 65F35 15A12 × Cite Format Result Cite Review PDF Full Text: DOI Link
Noschese, Silvia; Reichel, Lothar Approximated structured pseudospectra. (English) Zbl 1449.65080 Numer. Linear Algebra Appl. 24, No. 2, e2082, 11 p. (2017). MSC: 65F15 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Guglielmi, Nicola; Markovsky, Ivan An ODE-based method for computing the distance of coprime polynomials to common divisibility. (English) Zbl 1367.65087 SIAM J. Numer. Anal. 55, No. 3, 1456-1482 (2017). MSC: 65K05 90C53 90C30 11A05 × Cite Format Result Cite Review PDF Full Text: DOI Link
Seidel, Markus Norms, condition numbers and pseudospectra of convolution type operators on intervals. (English) Zbl 1364.65297 Bini, Dario A. (ed.) et al., Large truncated Toeplitz matrices, Toeplitz operators, and related topics. The Albrecht Böttcher anniversary volume. Basel: Birkhäuser/Springer (ISBN 978-3-319-49180-6/hbk; 978-3-319-49182-0/ebook). Operator Theory: Advances and Applications 259, 663-680 (2017). MSC: 65R20 47G10 47B35 × Cite Format Result Cite Review PDF Full Text: DOI
Ferro, Richard; Virtanen, Jani A. A note on structured pseudospectra of block matrices. (English) Zbl 1364.15006 J. Comput. Appl. Math. 322, 18-24 (2017). MSC: 15A18 15B05 65F15 × Cite Format Result Cite Review PDF Full Text: DOI
Krishnan, Arundhathi; Kulkarni, S. H. Pseudospectrum of an element of a Banach algebra. (English) Zbl 1456.47002 Oper. Matrices 11, No. 1, 263-287 (2017). MSC: 47A10 46H05 47A12 × Cite Format Result Cite Review PDF Full Text: DOI
Armentia, Gorka; Gracia, Juan-Miguel; Velasco, Francisco-Enrique On the boundaries of strict pseudospectra. (English) Zbl 1365.15022 Linear Algebra Appl. 525, 20-32 (2017). MSC: 15A42 15A18 × Cite Format Result Cite Review PDF Full Text: DOI
Lotoreichik, Vladimir; Siegl, Petr Spectra of definite type in waveguide models. (English) Zbl 1369.81035 Proc. Am. Math. Soc. 145, No. 3, 1231-1246 (2017). MSC: 81Q37 47A55 47B50 47A80 81Q12 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Mihailović, Dragutin T.; Kostić, Vladimir R.; Balaž, Igor; Kapor, Darko Computing the threshold of the influence of intercellular nanotubes on cell-to-cell communication integrity. (English) Zbl 1372.92012 Chaos Solitons Fractals 91, 174-179 (2016). MSC: 92C05 92C40 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Pranić, Miroslav S.; Reichel, Lothar; Rodriguez, Giuseppe; Wang, Zhengsheng; Yu, Xuebo A rational Arnoldi process with applications. (English) Zbl 1424.65042 Numer. Linear Algebra Appl. 23, No. 6, 1007-1022 (2016). Reviewer: Frank Uhlig (Auburn) MSC: 65F15 65F60 × Cite Format Result Cite Review PDF Full Text: DOI
Guglielmi, Nicola On the method by Rostami for computing the real stability radius of large and sparse matrices. (English) Zbl 1339.65053 SIAM J. Sci. Comput. 38, No. 3, A1662-A1681 (2016). MSC: 65F15 65F50 65F10 × Cite Format Result Cite Review PDF Full Text: DOI
Gong, Feixue; Meyerson, Olivia; Meza, Jeremy; Stoiciu, Mihai; Ward, Abigail Explicit bounds for the pseudospectra of various classes of matrices and operators. (English) Zbl 1338.15024 Involve 9, No. 3, 517-540 (2016). MSC: 15A18 15A60 47A10 65F15 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Deadman, Edvin; Relton, Samuel D. Taylor’s theorem for matrix functions with applications to condition number estimation. (English) Zbl 1338.15016 Linear Algebra Appl. 504, 354-371 (2016). MSC: 15A12 15A16 × Cite Format Result Cite Review PDF Full Text: DOI
Bendaoud, M.; Benyouness, A.; Sarih, M. Preservers of pseudo spectra of operator Jordan triple products. (English) Zbl 1372.47045 Oper. Matrices 10, No. 1, 45-56 (2016). Reviewer: Janko Marovt (Maribor) MSC: 47B49 47A10 47A25 × Cite Format Result Cite Review PDF Full Text: DOI Link
Alaminos, J.; Extremera, J.; Villena, A. R. Spectral preservers and approximate spectral preservers on operator algebras. (English) Zbl 1337.47052 Linear Algebra Appl. 496, 36-70 (2016). MSC: 47B49 47A10 15A86 47L10 × Cite Format Result Cite Review PDF Full Text: DOI
Davies, E. Brian; Shargorodsky, Eugene Level sets of the resolvent norm of a linear operator revisited. (English) Zbl 1328.47006 Mathematika 62, No. 1, 243-265 (2016). Reviewer: Albrecht Böttcher (Chemnitz) MSC: 47A10 46B20 47A30 47B07 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Kumar, G. Krishna; Kulkarni, S. H. Generalized spectra of convolution operators. (English) Zbl 1449.46041 Int. J. Funct. Anal. Oper. Theory Appl. 7, No. 3, 139-160 (2015). MSC: 46H35 47G10 47A10 × Cite Format Result Cite Review PDF Full Text: DOI
Novák, Radek On the pseudospectrum of the harmonic oscillator with imaginary cubic potential. (English) Zbl 1329.81205 Int. J. Theor. Phys. 54, No. 11, 4142-4153 (2015). MSC: 81R05 81Q12 81Q20 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Ahmad, Sk. Safique; Alam, Rafikul On Wilkinson’s problem for matrix pencils. (English) Zbl 1328.65085 Electron. J. Linear Algebra 30, 632-648 (2015). MSC: 65F15 15A22 15A60 15A18 65F35 × Cite Format Result Cite Review PDF Full Text: DOI
Rostami, Minghao W. New algorithms for computing the real structured pseudospectral abscissa and the real stability radius of large and sparse matrices. (English) Zbl 1325.65067 SIAM J. Sci. Comput. 37, No. 5, S447-S471 (2015). MSC: 65F50 65F15 15A18 15A24 × Cite Format Result Cite Review PDF Full Text: DOI Link
Guevara Vasquez, Fernando; Webb, Benjamin Z. Pseudospectra of isospectrally reduced matrices. (English) Zbl 1349.65129 Numer. Linear Algebra Appl. 22, No. 1, 145-174 (2015). MSC: 65F15 65F18 65F30 15A18 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Guglielmi, Nicola; Manetta, Manuela Approximating real stability radii. (English) Zbl 1328.65168 IMA J. Numer. Anal. 35, No. 3, 1402-1425 (2015). Reviewer: Johannes Schropp (Konstanz) MSC: 65L20 65L15 34A30 65F50 65F20 × Cite Format Result Cite Review PDF Full Text: DOI Link
Buttà, P.; Guglielmi, N.; Manetta, M.; Noschese, S. Differential equations for real-structured defectivity measures. (English) Zbl 1320.65053 SIAM J. Matrix Anal. Appl. 36, No. 2, 523-548 (2015). MSC: 65F15 15A18 65K05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Kumar, G. Krishna; Lui, S. H. Pseudospectrum and condition spectrum. (English) Zbl 1348.15006 Oper. Matrices 9, No. 1, 121-145 (2015). Reviewer: Mihail Voicu (Iaşi) MSC: 15A18 65F35 15A12 × Cite Format Result Cite Review PDF Full Text: DOI Link