Re: [Gnuplot-info] Using data file in the parametric mode

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Tatjana Skrbic wrote:
> Dear All,
> 
> I would like if it is possible in gnuplot to draw curves in a parametric 
> mode using the data from a given data-file as its parameters. 

There's a bit of a terminology clash here.  gnuplot has parametric, but 
that's not at all what you're trying to do here.

Circles with variable pointsize are possible in version 4.2, in at least 
some terminals.  See 'help plot with', then page down to 'pointsize 
variable'.