Let \ be holomorphic. Let \ . Assume that is open. Let be holomorphic. If has a removable singularity at , does have one also? what about the case of poles and essential singularities?
Let \ be holomorphic. Let \ . Assume that is open. Let be holomorphic. If has a removable singularity at , does have one also? what about the case of poles and essential singularities?