Some functional equations in Banach algebras and an application

Vukman, J.

doi:10.1090/S0002-9939-1987-0883415-0

Some functional equations in Banach algebras and an application
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Proc. Amer. Math. Soc. 100 (1987), 133-136 Request permission

Abstract:

In this paper some results concerning certain functional equations in complex Banach algebras are presented. One of these results is used to prove an abstract generalization of the classical Jordan-Neumann characterization of pre-Hilbert space.

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