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>IEEE -0. results from a calculation of subnormal numbers underflowing to -0.=
>0
>
>I don't recall another path (other than bit stuffing) to get an IEEE negativ=
>e zero

complex :: j=cmplx(0.0, -1.0), z=(0.0, -4.0)
write (*,*) j*z
end

This gives:

 ( -4.00000000    , -0.00000000    )

I don't think there are subnormals or underflow here.

Anton