[Issue 3661] ^^ not supported in array operations.

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=3661



--- Comment #7 from Witold Baryluk <baryluk at smp.if.uj.edu.pl> 2010-01-31 10:36:41 PST ---
(In reply to comment #6)
> (In reply to comment #5)
> > (In reply to comment #4)
> > > Floating-point exponents means the result type must be complex, which at least
> > > for the moment complicates migrating to a library-only implementation of
> > > complex numbers.
> > 
> > No, it only means that some results will be NaN's. :)
> > 
> > But yes, complex result should also be supported, this can be determined when
> > left operand (base) is also complex (but then in many cases imaginary parts
> > will be 0, which is waste).
> 
> -1.0^^0.5 has complex type.

pow(-1.0, 0.5) is of type real and have value NaN.


http://www.digitalmars.com/d/2.0/phobos/std_math.html#pow

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