Sharedwww / talks / circles / test.texOpen in CoCalc
Author: William A. Stein
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\documentclass[12pt]{article}
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\usepackage{pstricks}
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\pagestyle{empty}
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\textwidth=1.2\textwidth
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\hoffset=-.7in
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\textheight=1.25\textheight
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\voffset=-1in
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\begin{document}
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{\LARGE$$y^2 = x^3 + x + 3\vspace{2ex}$$}
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\begin{center}
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\psset{unit=0.95750}
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\pspicture(-2.0000,-16.000)(7.0000,2.7988)
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\psgrid[gridcolor=gray]
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\pscircle*[linecolor=red](-1,1){0.1}\rput(-0.18181,1){$(-1,1)$}
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\pscircle*[linecolor=red](6,-15){0.1}\rput(6.8181,-15){$(6,-15)$}
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\psline[linewidth=0.03]{->}(-2.0000,0)(7.0000,0) \rput(7.8181,0){$x$}
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\psline[linewidth=0.03]{->}(0,-16.000)(0,2.7988) \rput(0,3.6170){$y$}
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\pscurve[linecolor=blue]
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(1.4500,2.7383)
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(1.3000,2.5489)
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(1.1500,2.3813)
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(1.0000,2.2360)
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(0.85000,2.1128)
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(0.70000,2.0107)
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(0.55000,1.9277)
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(0.40000,1.8611)
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(0.25000,1.8071)
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(0.10000,1.7609)
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(-0.050000,1.7175)
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(-0.20000,1.6709)
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(-0.35000,1.6146)
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(-0.50000,1.5411)
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(-0.65000,1.4406)
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(-0.80000,1.2992)
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(-0.95000,1.0920)
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(-1.1000,0.75432)
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(-1.1000,-0.75432)
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(-0.95000,-1.0920)
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(-0.80000,-1.2992)
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(-0.65000,-1.4406)
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(-0.50000,-1.5411)
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(-0.35000,-1.6146)
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(-0.20000,-1.6709)
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(-0.050000,-1.7175)
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(0.10000,-1.7609)
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(0.25000,-1.8071)
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(0.40000,-1.8611)
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(0.55000,-1.9277)
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(0.70000,-2.0107)
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(0.85000,-2.1128)
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(1.0000,-2.2360)
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(1.1500,-2.3813)
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(1.3000,-2.5489)
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(1.4500,-2.7383)
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(1.6000,-2.9489)
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(1.7500,-3.1795)
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(1.9000,-3.4291)
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(2.0500,-3.6966)
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(2.2000,-3.9809)
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(2.3500,-4.2811)
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(2.5000,-4.5962)
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(2.6500,-4.9254)
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(2.8000,-5.2680)
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(2.9500,-5.6233)
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(3.1000,-5.9909)
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(3.2500,-6.3701)
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(3.4000,-6.7604)
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(3.5500,-7.1616)
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(3.7000,-7.5732)
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(3.8500,-7.9948)
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(4.0000,-8.4261)
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(4.1500,-8.8670)
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(4.3000,-9.3170)
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(4.4500,-9.7760)
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(4.6000,-10.243)
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(4.7500,-10.720)
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(4.9000,-11.204)
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(5.0500,-11.697)
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(5.2000,-12.198)
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(5.3500,-12.707)
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(5.5000,-13.224)
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(5.6500,-13.748)
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(5.8000,-14.279)
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(5.9500,-14.818)
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(6.1000,-15.364)
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(6.2500,-15.918)
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\endpspicture
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\vspace{2ex}
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Add $(-1,1)$ and $(6,-15)$ together!
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\end{center}
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\end{document}
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