> andrejv wrote:
> > On Jan 10, 6:15 pm, Harald Schilly wrote:
> > > Hi, I got this from the report a problem link:
>
> > > Typing (in the inotebook)
>
> > > var('t,k,i')
> > > sum(binomial(i+t,t),i,0,k)
>
> > > results in
>
> > > binomial(k + t + 1, t + 1) - 1
>
> > > which is false, the well-kn
Hi Andrej,
On Mon, 11 Jan 2010 08:08:52 -0800 (PST)
andrejv wrote:
> On Jan 10, 6:15 pm, Harald Schilly wrote:
> > Hi, I got this from the report a problem link:
> >
> > Typing (in the inotebook)
> >
> > var('t,k,i')
> > sum(binomial(i+t,t),i,0,k)
> >
> > results in
> >
> > binomial(k + t + 1,
On Jan 10, 6:15 pm, Harald Schilly wrote:
> Hi, I got this from the report a problem link:
>
> Typing (in the inotebook)
>
> var('t,k,i')
> sum(binomial(i+t,t),i,0,k)
>
> results in
>
> binomial(k + t + 1, t + 1) - 1
>
> which is false, the well-known answer is binomial(k + t + 1, t + 1)
There is