Morteza Seddighin, "On the ideals of extended quasi-nilpotent Banach algebras", International Journal of Mathematics and Mathematical Sciences, vol. 14, Article ID 905460, 4 pages, 1991. https://doi.org/10.1155/S0161171291000662
On the ideals of extended quasi-nilpotent Banach algebras
Given a quasi-nilpotent Banach algebra , we will use the results of Seddighin , to study the properties of elements which belong to a proper closed two sided ideal of and . Here is the extension of to a Banach Algebra with identity.
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