Document Type : Research Paper
Department of Mathematics, College of Education for Pure Science (Ibn Al Haitham), Baghdad University, Iraq
Department of Mathematics, College of Science, Baghdad University, Iraq
It is known that there are disk-cyclic operators that are not satisfy the disk-cyclic criterion. This work introduce weakly disk-cyclic operators, which are kind of disk-cyclic operators, and study its relation with disk-cyclic criterion with several results and properties.