@article{paperid:1010540, author = {M.KHOSRAVI and Sal Moslehian, Mohammad and Niazi Motlagh, Abolfazl}, title = {VANISHING OF THE FIRST (σ, τ )-COHOMOLOGY GROUP OF TRIANGULAR BANACH ALGEBRAS}, journal = {Methods of Functional Analysis and Topology}, year = {2008}, volume = {14}, number = {4}, month = {December}, issn = {1029-3531}, pages = {351--360}, numpages = {9}, keywords = {Banach algebra; triangular Banach algebra; Banach bimodule; (σ; τ )- derivation; first (σ; τ )-cohomology group; (σ; τ )-amenability; (σ; τ )-weak amenability}, }