Braatvedt, Gareth; Brits, Rudolf; Schulz, Francois Rank, trace and determinant in Banach algebras: generalized Frobenius and Sylvester theorems. (English) Zbl 1347.46033 Stud. Math. 229, No. 2, 173-180 (2015). Reviewer: Nadia Boudi (Rabat) MSC: 46H05 46H10 15A45 PDFBibTeX XMLCite \textit{G. Braatvedt} et al., Stud. Math. 229, No. 2, 173--180 (2015; Zbl 1347.46033) Full Text: DOI
Braatvedt, G.; Brits, R.; Raubenheimer, H. Spectral characterizations of scalars in a Banach algebra. (English) Zbl 1193.46028 Bull. Lond. Math. Soc. 41, No. 6, 1095-1104 (2009). Reviewer: Nadia Boudi (Meknes) MSC: 46H05 31C05 PDFBibTeX XMLCite \textit{G. Braatvedt} et al., Bull. Lond. Math. Soc. 41, No. 6, 1095--1104 (2009; Zbl 1193.46028) Full Text: DOI