[GiNaC-devel] Powers of exponents

[Stephen Montgomery-Smith]

Vladimir V. Kisil wrote:
>>>>>> On Fri, 02 Oct 2009 00:00:13 +0200, "Richard B. Kreckel" <kreckel at ginac.de> said:
>     RK> Maybe it is just too late, but I don't see the motivation for
>     RK> the "is x an integer" condition.
> 
> 	Why not, if it is a correct substitution. Who know, may be as a
>   result of some evaluation power of the exponents will becomes 2.

I think it is wrong to include "x is an integer."  Even 1^i (which is 
exp(0)^i) is not well defined (it can be any of e^(2 pi n) for all 
integers).