[pstricks] Avoid lines in psplotImp

Martin Chicoine martin.chicoine at umontreal.ca
Mon Aug 13 22:33:12 CEST 2007


Martin Chicoine wrote:
>> Is there a way to avoid the superfluous lines in this example?
>>   
>as shown in the docs ...
>
>\documentclass[11pt]{article}
>
>\usepackage{pst-func,pstricks-add}
>\psset{algebraic}
>\begin{document}
>
>\begin{psgraph*}(0,0)(-6,-6)(8,6){8cm}{!}
>  \psplotImp[linecolor=red](-7,-7)(0,0){x^3*y^2-3*x^2*y^3-(16)}
>  \psplotImp[linecolor=violet](0,-7)(8,0){x^3*y^2-3*x^2*y^3-(16)}
>\end{psgraph*}
>
>\end{document}
>

Ok, but there is still a line along the y-axis in the second psplotImp (the
violet one). It becomes problematic if we set linewidth=2pt for example. Is
there a way to get rid of that one (or any other one that might appear)?




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