"Richard Fateman" <fateman at cs.berkeley.edu> writes:
...
> How about this:
>
> sum(0^I,I,A,B) gives 0.
That's wrong no matter how you look at it.
If A = 0 <= B, then the sum should be undefined (if 0^0 is undefined)
or 1 (if 0^0 is 1). If A<= -1, then the sum should give a division by
0 error.
> So either the sum simplification is wrong or 0^0 cannot be 1.
> Which would you prefer?
Regardless of what I prefer, the sum simplification is wrong.
> By the way, Mathematica gives 0 for the sum, but if A, B=10 it gives an
> error about 0^0
That's what Maxima does here, too.
Jay