Hi Raimond
> I've looked a bit more at this. A simpler example is
>
> limit(log(-1-%i*x),x,0,plus);
>
> Maxima returns log(-1) = %i*%pi. However, the correct answer is
> -%i*%pi because we're always in the third quadrant.
You may confused calculating limit in 2D with 1D.
In case of uniformization,both %i*%pi and -%i*%pi shoud be correct.
All that is required is to select domain of uniformization
,such that principal value.
gosei furuya