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45 lines
820 B
45 lines
820 B
\documentclass{article}
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\usepackage{tikz}
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\usepackage{pgfplots}
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\pgfplotsset{compat=1.5.1}
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\begin{document}
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%1: latex as calculator
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\begin{tikzpicture}
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\begin{axis}
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[xlabel=$x$,
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ylabel=$f(x)$]
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\addplot{x^2+4};
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\end{axis}
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\end{tikzpicture}
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%2: coordinates
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\begin{tikzpicture}
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\begin{axis}
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[xlabel=$x$,
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ylabel=$f(x)$]
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\addplot [color=black, mark=o, mark size=12pt]coordinates{
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(0,0)
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(1,2)};
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\addlegendentry{Data}
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\end{axis}
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\end{tikzpicture}
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%3: csv
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\begin{tikzpicture}
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\begin{axis}[
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%legend style={draw =none},
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legend pos = north west, % south west, south east, outer
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legend columns = 2
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]
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\addplot table[x=time, y=voltaje, col sep=comma]{data.csv};
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\addlegendentry{voltaje}
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\addplot table[x=time, y=corriente, col sep=comma]{data.csv};
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\addlegendentry{Corriente}
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\end{axis}
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\end{tikzpicture}
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\end{document}
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