Author: Raubenheimer, Heinrich

Grobler, Jacobus J.; Raubenheimer, Heinrich; Swartz, Andre: The index for Fredholm elements in a Banach algebra via a trace II. (English). Czechoslovak Mathematical Journal, vol. 66 (2016), issue 1, pp. 205-211
Brits, Rudi M.; Raubenheimer, Heinrich: Finite spectra and quasinilpotent equivalence in Banach algebras. (English). Czechoslovak Mathematical Journal, vol. 62 (2012), issue 4, pp. 1101-1116
Raubenheimer, Heinrich: On quasinilpotent equivalence of finite rank elements in Banach algebras. (English). Czechoslovak Mathematical Journal, vol. 60 (2010), issue 3, pp. 589-596

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