maybe Y[k] is possible if you create a subclass of matrix and overload the [] operator. but you have to think about Y[1] returns the first row of the matrix so it would be inconsistent.
greatz Am 25.07.2010 10:52, schrieb drenwal: > Hello, > > I would like to define an action, let us say: > > def Ac(Y,k): > return k.transpose()*Y*k > > where Y and k are square matrices of the same size. > > But, I would prefer to use a more mathematical notation, like Y[k] or > y...@k or whatever non already used symbol instead of Ac(y,k). > > How is it possible to do that? > > Best regards. > > Drenwal > > -- To post to this group, send email to sage-support@googlegroups.com To unsubscribe from this group, send email to sage-support+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-support URL: http://www.sagemath.org
