I think this is fixed in 5.1beta0 or 5.1beta1. The output that is returned
is "beta(a,b)".
On Friday, June 1, 2012 5:38:03 AM UTC+8, robin wrote:
>
> hello. Mac osx 10.7.3, sage-5.0 precompiled.
>
> In the notebook, if I do this:
>
> var('a')
> var('b')
> assume(a>0)
> assume(b>0)
> integrate(x^(a-1)*(1-x)^(b-1),x,0,1)
>
>
>
> the typeset answer comes back as "B(a,b)".
>
> But typing "B?" returns "no object B currently defined".
>
> Of course, B(.,.) is the beta function and "beta?" gives the help page.
> But
> it is potentially very confusing to be given an answer in terms of a
> function (B) which
> (apparently) is not documented. Couldn't sage somehow redirect the user
> to the help page for beta, when they type "B?"?
>
> Best wishes
>
> Robin
>
>
>
> --
> Robin Hankin
> Uncertainty Analyst
> hankin.ro...@gmail.com
>
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