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26 lines
468 B
TeX
26 lines
468 B
TeX
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\documentclass{article}
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\usepackage{pgfplots}
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\usepackage{nopageno}
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\pgfplotsset{compat=newest}
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\begin{document}
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\begin{tikzpicture}
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\begin{axis}
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\addplot +[no markers,
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raw gnuplot,
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thick,
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empty line = jump
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] gnuplot {
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set contour base;
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set cntrparam levels discrete 0.003;
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unset surface;
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set view map;
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set isosamples 500;
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splot x**3-3*x+3-y**2;
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};
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\end{axis}
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\end{tikzpicture}
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\end{document}
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