Olubummo, A. (0,A)-semigroups on \(L_ p(G)\) commuting with translations are \((C_ 0)\). (English) Zbl 0555.43007 Acta Sci. Math. 46, 323-328 (1983). Reviewer: G.V.Wood MSC: 43A25 43A22 PDFBibTeX XMLCite \textit{A. Olubummo}, Acta Sci. Math. 46, 323--328 (1983; Zbl 0555.43007)
Olubummo, A. Multipliers for unbounded linear operators. (English) Zbl 0511.47027 Functional analysis and its applications, Proc. 2nd int. Symp. West Afr., Kumasi/Ghana 1979, 135-140 (1979). MSC: 47D03 43A22 47B38 43A20 35K05 PDFBibTeX XML
Olubummo, A. Unbounded multiplier operators. (English) Zbl 0422.43004 J. Math. Anal. Appl. 71, 359-365 (1979). MSC: 43A22 47D03 PDFBibTeX XMLCite \textit{A. Olubummo}, J. Math. Anal. Appl. 71, 359--365 (1979; Zbl 0422.43004) Full Text: DOI
Olubummo, A. Linear operators which commute with translations. (English) Zbl 0451.47051 Functional analysis and its applications, Proc. int. Symp., Ibadan/Nigeria 1977, 431-445 (1977). MSC: 47D03 43A22 PDFBibTeX XML
Babalola, V. A.; Olubummo, A. Semigroups of operators commuting with translations. (English) Zbl 0306.43005 Colloq. Math. 31, 253-258 (1974). MSC: 43A22 47D03 PDFBibTeX XMLCite \textit{V. A. Babalola} and \textit{A. Olubummo}, Colloq. Math. 31, 253--258 (1974; Zbl 0306.43005) Full Text: DOI