Bart, Harm; Ehrhardt, Torsten; Silbermann, Bernd Approximately finite-dimensional Banach algebras are spectrally regular. (English) Zbl 1335.47010 Linear Algebra Appl. 470, 185-199 (2015). Reviewer: Jaroslav Zemánek (Warszawa) MSC: 47A66 30G30 47A56 47L10 PDFBibTeX XMLCite \textit{H. Bart} et al., Linear Algebra Appl. 470, 185--199 (2015; Zbl 1335.47010) Full Text: DOI
Ehrhardt, Torsten; Silbermann, Bernd Banach algebras of quasi-triangular operators are spectrally regular. (English) Zbl 1297.47022 Linear Algebra Appl. 439, No. 3, 577-583 (2013). Reviewer: Bilal Bilalov (Baku) MSC: 47A66 30G30 47A56 PDFBibTeX XMLCite \textit{T. Ehrhardt} and \textit{B. Silbermann}, Linear Algebra Appl. 439, No. 3, 577--583 (2013; Zbl 1297.47022) Full Text: DOI
Bart, H.; Ehrhardt, T.; Silbermann, B. Zero sums of idempotents and Banach algebras failing to be spectrally regular. (English) Zbl 1291.46048 Kaashoek, Marinus A. (ed.) et al., Advances in structured operator theory and related areas. The Leonid Lerer anniversary volume on the occasion of his 70th birthday. Basel: Birkhäuser/Springer (ISBN 978-3-0348-0638-1/hbk; 978-3-0348-0639-8/ebook). Operator Theory: Advances and Applications 237, 41-78 (2013). Reviewer: Raymond Mortini (Metz) MSC: 46H99 47C15 30G30 46E15 PDFBibTeX XMLCite \textit{H. Bart} et al., Oper. Theory: Adv. Appl. 237, 41--78 (2013; Zbl 1291.46048) Full Text: DOI
Bart, H.; Ehrhardt, T.; Silbermann, B. Logarithmic residues, Rouché’s theorem, and spectral regularity: The \(C^{\ast}\)-algebra case. (English) Zbl 1279.47028 Indag. Math., New Ser. 23, No. 4, 816-847 (2012). Reviewer: Monika Winklmeier (Bogotá) MSC: 47A56 46L05 47A53 30E20 30G30 PDFBibTeX XMLCite \textit{H. Bart} et al., Indag. Math., New Ser. 23, No. 4, 816--847 (2012; Zbl 1279.47028) Full Text: DOI
Bart, Harm; Ehrhardt, Torsten; Silbermann, Bernd Spectral regularity of Banach algebras and non-commutative Gelfand theory. (English) Zbl 1268.30040 Dym, Harry (ed.) et al., A panorama of modern operator theory and related topics. The Israel Gohberg memorial volume. Basel: Birkhäuser (ISBN 978-3-0348-0220-8/hbk; 978-3-0348-0221-5/ebook). Operator Theory: Advances and Applications 218, 123-153 (2012). Reviewer: Hu Yong-Jian (Beijing) MSC: 30G30 46H99 47A56 47L10 PDFBibTeX XMLCite \textit{H. Bart} et al., Oper. Theory: Adv. Appl. 218, 123--153 (2012; Zbl 1268.30040) Full Text: DOI
Bart, H.; Ehrhardt, T.; Silbermann, B. Trace conditions for regular spectral behavior of vector-valued analytic functions. (English) Zbl 1188.47014 Linear Algebra Appl. 430, No. 8-9, 1945-1965 (2009). Reviewer: Monika Winklmeier (Bogotá) MSC: 47A56 46H99 30G30 PDFBibTeX XMLCite \textit{H. Bart} et al., Linear Algebra Appl. 430, No. 8--9, 1945--1965 (2009; Zbl 1188.47014) Full Text: DOI
Bart, Harm; Ehrhardt, Torsten; Silbermann, Bernd Logarithmic residues in the Banach algebra generated by the compact operators and the identity. (English) Zbl 1069.47015 Math. Nachr. 268, 3-30 (2004). Reviewer: Jaroslav Zemánek (Warszawa) MSC: 47A56 30G30 47L10 PDFBibTeX XMLCite \textit{H. Bart} et al., Math. Nachr. 268, 3--30 (2004; Zbl 1069.47015) Full Text: DOI
Bart, Harm; Ehrhardt, Torsten; Silbermann, Bernd Logarithmic residues of Fredholm operator valued functions and sums of finite rank projections. (English) Zbl 1051.30046 Gohberg, Israel (ed.) et al., Linear operators and matrices. The Peter Lancaster anniversary volume. Basel: Birkhäuser (ISBN 3-7643-6655-9/hbk). Oper. Theory, Adv. Appl. 130, 83-106 (2002). Reviewer: Zbigniew Binderman (Warszawa) MSC: 30G30 47A53 46H30 PDFBibTeX XMLCite \textit{H. Bart} et al., in: Linear operators and matrices. The Peter Lancaster anniversary volume. Basel: Birkhäuser. 83--106 (2002; Zbl 1051.30046)
Didenko, Victor D.; Silbermann, Bernd Spline approximation methods for the biharmonic Dirichlet problem on non-smooth domains. (English) Zbl 1020.65092 Böttcher, Albrecht (ed.) et al., Toeplitz matrices and singular integral equations. The Bernd Silbermann anniversary volume. Basel: Birkhäuser. Oper. Theory, Adv. Appl. 135, 145-160 (2002). Reviewer: George Venkov (Sofia) MSC: 65N38 31A30 31A10 30E25 35J40 45E10 65R20 PDFBibTeX XMLCite \textit{V. D. Didenko} and \textit{B. Silbermann}, in: Toeplitz matrices and singular integral equations. The Bernd Silbermann anniversary volume. Basel: Birkhäuser. 145--160 (2002; Zbl 1020.65092)
Bart, Harm; Ehrhardt, Torsten; Silbermann, Bernd Logarithmic residues of analytic Banach algebra valued functions possessing a simply meromorphic inverse. (English) Zbl 1014.46019 Linear Algebra Appl. 341, No. 1-3, 327-344 (2002). Reviewer: Saulius Norvidas (Vilnius) MSC: 46H30 30H05 30G30 47A56 PDFBibTeX XMLCite \textit{H. Bart} et al., Linear Algebra Appl. 341, No. 1--3, 327--344 (2002; Zbl 1014.46019) Full Text: DOI
Bart, H.; Ehrhardt, T.; Silbermann, B. Logarithmic residues, generalized idempotents, and sums of idempotents in Banach algebras. (English) Zbl 0894.46038 Integral Equations Oper. Theory 29, No. 2, 155-186 (1997). MSC: 46J05 30G30 46H05 PDFBibTeX XMLCite \textit{H. Bart} et al., Integral Equations Oper. Theory 29, No. 2, 155--186 (1997; Zbl 0894.46038) Full Text: DOI
Bart, H.; Ehrhardt, T.; Silbermann, B. Logarithmic residues in Banach algebras. (English) Zbl 0811.46043 Integral Equations Oper. Theory 19, No. 2, 135-152 (1994). Reviewer: D.Khavinson (Fayetteville) MSC: 46H05 47A56 30G30 16R99 PDFBibTeX XMLCite \textit{H. Bart} et al., Integral Equations Oper. Theory 19, No. 2, 135--152 (1994; Zbl 0811.46043) Full Text: DOI
Junghanns, Peter; Silbermann, Bernd Numerical analysis of the quadrature method for solving linear and nonlinear singular integral equations. (English) Zbl 0664.65126 Wiss. Schriftenr. Tech. Univ. Karl-Marx-Stadt 10, 89 p. (1988). Reviewer: C.L.Koul MSC: 65R20 65D32 45E05 45G05 30E20 PDFBibTeX XML