Re: Complex square root of -1 : zsqrt(-1)

On 8/25/24 12:38, ahmed wrote:
...

 0e 0e 0e 0e z** z. NaNai  ok
 it must be 1 ( tested with python, julia and matlab)
 and
0e 0e 1e 0e z** z. NaNai  ok, it must be 0
 in general, with gforth: 0e 0e (a+bi) z** gives false results,
it must give 0e when (a+bi)<>0e.
 So the definition of z** also must be revised.

Looking at this issue in more depth, there are mathematical arguments for the result of 0^0 to be treated as 1 or to be treated as undefined [1].
--
Krishna
1. https://en.wikipedia.org/wiki/Zero_to_the_power_of_zero