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from pyx import *
g = graph.graphxy(width=8,
x=graph.axis.linear(min=0, max=2),
y=graph.axis.linear(min=0, max=2),
key=graph.key.key(pos="br", dist=0.1))
g.plot([graph.data.function("x(y)=y**4", title=r"$x = y^4$"),
graph.data.function("x(y)=y**2", title=r"$x = y^2$"),
graph.data.function("x(y)=y", title=r"$x = y$"),
graph.data.function("y(x)=x**2", title=r"$y = x^2$"),
graph.data.function("y(x)=x**4", title=r"$y = x^4$")],
[graph.style.line([color.gradient.Rainbow])])
g.writeEPSfile("change")
g.writePDFfile("change")
g.writeSVGfile("change")
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