>
>
>
> >    In addition to incorrect lower limit of Y axis, the plot using 
> > 'semilogy' is also somewhat unstable. If I evaluate the cell time after 
> > time without changing its contents, I obtain two alternating variants 
> > of the plot - with two different actual ymin values. 
>
> Off the top of my head, I think this could be an artifact of your 
> example (very steep slope on one end), combined with the fact that some 
> small randomization, and adaptive generation of the plot points take 
> place during the plot. 
>
>
This is almost certainly the case.  For a good time, plot tan(x) a bunch of 
times on your favorite interval and watch the ymax/ymin change!  There's no 
universal way to deal with that kind of thing.

For the rest, I suspect ppurka will solve it soon.
 

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