28 lines
746 B
TeX
28 lines
746 B
TeX
\documentclass{article}
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\usepackage[latin1]{inputenc}
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\usepackage{tikz}
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% GNUPLOT required
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\begin{document}
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\pagestyle{empty}
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\begin{tikzpicture}[domain=0:4]
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\draw[very thin,color=gray] (-0.1,-1.1) grid (3.9,3.9);
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\draw[->] (-0.2,0) -- (4.2,0) node[right] {$x$};
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\draw[->] (0,-1.2) -- (0,4.2) node[above] {$f(x)$};
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\draw[color=red] plot[id=x] function{x}
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node[right] {$f(x) =x$};
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\draw[color=blue] plot[id=cos] function{cos(x)}
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node[right] {$f(x) = \cos x$};
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\draw[color=orange] plot[id=exp] function{0.05*exp(x)}
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node[right] {$f(x) = \frac{1}{20} \mathrm e^x$};
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\end{tikzpicture}
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\end{document}
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%%latex -shell-escape myfile.tex
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%%%& -shell-escape -enable-write18 |