[GiNaC-list] bug in diff

[Richard B. Kreckel]

Hi Mario,

On 09.02.19 18:48, Mario Prausa wrote:
> I found a bug in the diff function. The attached code produces:
> 
> 
> a: -1
> b: 2
> c: 1+0
> 
> 
> The derivative with respect to c is not simplified completely.
> 
> I tested this with both GiNaC 1.7.4 and the git version.

Thank you very much for reporting this!
I've committed a patch.

All my best,
   -richy.