Abstract
The Gelfand representation of a commutative Banach algebra A is extended to principal extensions of Riemann surfaces over A. A modification of the well-known description of the principal extension of the Riemann sphere over a (generally non commutative) Banach algebra is also given.
| Original language | English |
|---|---|
| Pages (from-to) | 157-164 |
| Number of pages | 8 |
| Journal | Indagationes Mathematicae (Proceedings) |
| Volume | 81 |
| Issue number | 2 |
| DOIs | |
| Publication status | Published - 1978 |