Geodesic
Numerical range preserving operators on a Banach algebra
Studia Mathematica, Tome 54 (1975) no. 2, pp. 143-147

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

DOI : 10.4064/sm-54-2-143-147

V. Pellegrini 1

1 
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V. Pellegrini. Numerical range preserving operators on a Banach algebra. Studia Mathematica, Tome 54 (1975) no. 2, pp. 143-147. doi: 10.4064/sm-54-2-143-147

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