MathGroup Archive 2006

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Problem with derivate of product


On Sat, 17 Jun 2006, Andrzej Kozlowski wrote:

> On 17 Jun 2006, at 17:36, Esa A E Peuha wrote:
>
> > Mathematica 5.0 seems to have trouble with parsing this input:
> >
> > In[1]:= D[Product[f[k,z],{k,0,m}],{z,n}]
> >
> > Out[1]= D[Product[f[k, z], {k, 0, m}], z]
> >
> > Has this been fixed in newer versions?
> >
> > --
> > Esa Peuha
> > student of mathematics at the University of Helsinki
> > http://www.helsinki.fi/~peuha/
> >
>
> No. Also, I do not think there is any plan to "fix it" because it is
> not considered to be "broken".

Do you mean that the change from "{z,n}" to "z" is what should happen
in this case?  (No, n has not been set equal to 1.)

-- 
Esa Peuha
student of mathematics at the University of Helsinki
http://www.helsinki.fi/~peuha/


  • Prev by Date: Re: Mathematica bugs?
  • Next by Date: Re: Problem with derivate of product
  • Previous by thread: Problem with derivate of product
  • Next by thread: Re: Problem with derivate of product