programming, using op(), was ..RE: Bugfix for GosperSum? (was: cannot load Zeilberger)
Subject: programming, using op(), was ..RE: Bugfix for GosperSum? (was: cannot load Zeilberger)
From: Michel Van den Bergh
Date: Sun, 07 Jan 2007 10:53:39 +0100
>
> >/
> />/
> />/The code tries to computes the shift quotient (that is f(k+1)/f(k) ).
> />/It failed when expr was a product with a negative constant in front.
> />/It does not happen that often, thats probably why the author of the
> />/code missed this case.
> />/
> /Can somebody explain to me why just using
>
> f(k+1)/f(k)
>
> would not have been enough?
>
> Michel
Hmm I see. Maxima does not seem to know that (k+1)!/k!=k+1...
Fair enough.
Michel