@article{paperid:1010319, author = {Madjid Mirzavaziri, and Sal Moslehian, Mohammad}, title = {Ultraweak continuity of σ-derivations on von Neumann algebras}, journal = {Mathematical Physics Analysis and Geometry}, year = {2009}, number = {12}, month = {April}, issn = {1385-0172}, pages = {109--115}, numpages = {6}, keywords = {Derivation · ∗-homomorphism · ∗-IWnneaekr σ(o-dpeerriavtaotrio) nto·pvoolnogNyeumann algebra · Uσlt-rdaewrievaaktitoonp·ology}, }