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15 lines
622 B
TeX
15 lines
622 B
TeX
\begin{tikzpicture}[scale=3]
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\tkzSetUpPoint[shape=circle,size=3,color=black,fill=black]
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\tkzSetUpLine[line width=1]
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\tkzInit[xmax=1.2,ymax=1,xmin=-1.2,ymin=0]
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\tkzDefPoints{1/1/Z,0.5/0.5/dZ,-0.5/0.5/ndZ,0/0/O}
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\tkzDrawArc[R,line width=1pt,color=orange](O,1 cm)(0,180)
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\tkzAxeXY
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\tkzDrawPoints(Z, dZ, ndZ)
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\tkzLabelPoint[right](Z){$Z = r \cdot e^{\iu \varphi}$}
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\tkzLabelPoint[below right](dZ){$\frac{1}{z} = \frac{1}{r} \cdot e^{-\iu \varphi}$}
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\tkzLabelPoint[below left](ndZ){$-\frac{1}{z}$}
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\tkzDrawSegments[dashed](O,Z)
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\tkzDrawSegments[dashed](O,ndZ)
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\end{tikzpicture}
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