Generalized Keller Spaces
Sibylla H. G. Prieß-Crampe · Bulletin of the Belgian Mathematical Society - Simon Stevin · 2007
By means of fields of formal power series, we construct definite Banach spaces over (Krull) valued fields for any cofinal type $\geq\omega _{0}$ of the value group. Among these spaces are all known non-classical form-Hilbert spaces of infinite dimension.