Integrate Dirichlet distribution



David Billinghurst wrote:
> John Reid wrote:
>> I've been trying to evaluate sage for integration and expression 
>> manipulation in the context of probabilistic models. I understand it 
>> uses Maxima for this. After posting on the sage mailing list I was 
>> pointed here for further help/discussion.
>>
>> My problem is that Maxima can integrate a beta distribution but not a 
>> Dirichlet distribution.
>>
> Adding indefinite integrals of special functions is reasonably easy to do.
> 

Thanks, I'll have a look at the examples you gave. Is it still simple 
when the function is of multiple variables and you want to define a rule 
for when you integrate over all of them?