Differential Fréchet \(^*\)-algebras and characterization of smooth functions on \(\mathbb{R}\)
The paper deals with differential Fréchet \(^*\)-algebras. The main result states which differential Fréchet \(^*\)-algebras are homeomorphic to the algebra \(C^ \infty(\mathbb R)\) of smooth functions on the real line.
scientific article; zbMATH DE number 6152185