bn:03805992n
Noun Named Entity
ES
teorema de Gelfand-Mazur
EN
In operator theory, the Gelfand–Mazur theorem is a theorem named after Israel Gelfand and Stanisław Mazur which states that a Banach algebra with unit over the complex numbers in which every nonzero element is invertible is isometrically isomorphic to the complex numbers, i. Wikipedia
Relations
Sources