Keywords = compact operator
Number of Articles: 4
1. Class of operators with superiorly closed numerical ranges

Volume 4, Issue 3, Summer 2019, Pages 673-687

Abderrahim Baghdad; Mohamed Chraibi Kaadoud


3. Compactness of a class of radial operators on weighted Bergman spaces

Volume 3, Issue 2, Spring 2018, Pages 400-410

Yucheng Li; Maofa Wang; Wenhua Lan


4. On the numerical radius of a quaternionic normal operator

Volume 2, Issue 1, Winter 2017, Pages 78-86

Ramesh Golla