Czechoslovak Mathematical Journal F. Montalvo; Antonio A. Pulgarín; Batildo Requejo Fernández Closed ideals in topological algebras: a characterization of the topological Φ-algebra C k (X ) Czechoslovak Mathematical Journal, Vol. 56 (2006), No. 3, 903–918 Persistent URL: http://dml.cz/dmlcz/128115 Terms of use: © Institute of Mathematics AS CR, 2006 Institute of Mathematics of the Czech Academy of Sciences provides access to digitized documents strictly for personal use. Each copy of any part of this document must contain these Terms of use. This document has been digitized, optimized for electronic delivery and stamped with digital signature within the project DML-CZ: The Czech Digital Mathematics Library http://dml.cz