Re: [sage-support] Hold symbolic expressions

2010-02-27 Thread Burcin Erocal
Hi Robert, On Fri, 26 Feb 2010 17:14:22 -0800 (PST) ma...@mendelu.cz ma...@mendelu.cz wrote: Holding symbolic expressions has been requested several times here. For example [1]-][4]. Is there something new in this topic? Now or in near future? Here is another related post:

[sage-support] Hold symbolic expressions

2010-02-26 Thread ma...@mendelu.cz
Dear support Holding symbolic expressions has been requested several times here. For example [1]-][4]. Is there something new in this topic? Now or in near future? I tried to write class for working with determinants without evaluating. The very rough experimental code is at [5] (Sage worksheet