2013-10-25 01:41:03 +02:00
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\begin{tikzpicture}
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\begin{axis}[
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2013-10-27 11:16:34 +01:00
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legend pos=south east,
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2013-10-25 01:41:03 +02:00
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axis x line=middle,
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axis y line=middle,
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%grid = major,
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width=12cm,
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height=8cm,
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%grid style={dashed, gray!30},
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xmin=-4, % start the diagram at this x-coordinate
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xmax= 8, % end the diagram at this x-coordinate
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ymin=-4, % start the diagram at this y-coordinate
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ymax= 4, % end the diagram at this y-coordinate
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axis background/.style={fill=white},
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%xticklabels={-2,-1.6,...,2},
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%yticklabels={-8,-7,...,8},
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%tick align=outside,
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enlargelimits=true,
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tension=0.08]
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% plot the stirling-formulae
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\addplot[domain=-4:8, red, thick,samples=500] {0.5*x};
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\addplot[domain=-2:2, red, thick,samples=500] {2*x};
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\addplot[domain=-4:8, red, thick,samples=500] {-0.5*x};
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\end{axis}
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\end{tikzpicture}
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