Geodesic
Spectrum preserving linear mappings in Banach algebras
Studia Mathematica, Tome 109 (1994) no. 1, pp. 91-100

Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences

Let A and B be two unitary Banach algebras. We study linear mappings from A into B which preserve the polynomially convex hull of the spectrum. In particular, we give conditions under which such surjective linear mappings are Jordan morphisms.
DOI : 10.4064/sm-109-1-91-100

B. Aupetit 1 ; H. du T Mouton 1

1 
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B. Aupetit; H. du T Mouton. Spectrum preserving linear mappings in Banach algebras. Studia Mathematica, Tome 109 (1994) no. 1, pp. 91-100. doi: 10.4064/sm-109-1-91-100

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