We consider the ideal structure of two topological Beurling algebras which arise naturally in the study of closed ideals of $A^{+}$. Even in the case of closed ideals I such that $h(I) = E_{1/p}$, the perfect symmetric set of constant ratio 1/p, some ques
Sen-Zhong HuangJan van NeervenFrank Räbiger
Abdullah AlahmariFalih A. M. AldosrayMohamed Mabrouk