(1) Fakultät f¨r Mathematik, Universität Bielefeld, POB 100131, Bielefeld, Germany. e-mail;(2) Faculty of Mathematics and Informatics, Nicholas Copernicus University, Chopina 12/18, 87-100; e-mail
Abstract:
We establish sufficient conditions for a biextension algebra of a piecewise hereditary algebra of type n or Dn by indecomposable modules of derived regular length 2 to be of tame representation type.