Jay Belanger <belanger at truman.edu> writes:
> "Richard Fateman" <fateman at cs.berkeley.edu> writes:
>
>> My wxmaxima gives sum(0^k,k,0,b) is 0, but sum(0^k,k,0,10) is error.
>> .. Is that what you are confirming?
>
> Yes; exactly the same here.
As well as (of course):
(%i1) sum(0^k,k,-1,b);
(%o1) 0
(%i2) sum(0^k,k,a,-1);
(%o2) 0
and just for fun
(%i3) sum(k+0^k,k,a,b);
b
====
\
(%o3) > k
/
====
k = a
but
(%i4) sum(k+0^k,k,0,10);
0
0 has been generated
-- an error. To debug this try debugmode(true);
Jay