As a tribute to Stefan Banach, we begin with a quotation from his thesis [1922, pp. 134–136] submitted to the University of Lwów in June 1920:
KeywordsHilbert Space Banach Space Linear Space Normed Linear Space Closed Unit Ball
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.
© Birkhäuser Boston 2007