examples for pgfplots

coordinates.tex

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+\documentclass[border=10pt]{standalone}
+\usepackage{pgfplots}
+\usepackage{siunitx}
+\pgfplotsset{width=10cm, compat=1.9}
+
+\begin{document}
+\begin{tikzpicture}
+\begin{axis}[
+	title={Temperature dependence of $5H_2O$},
+	xlabel={Temperature [$\unit{\degreeCelsius}$]},
+	xmin=0,
+	xtick={0,20,40, 60, 80,100},
+	ylabel={Solubility},
+	xmajorgrids=true,
+	grid style=dashed, 
+	legend pos=north west
+]
+	\addplot coordinates{
+	(0,23.1)
+	(10,27.1)
+	(20,32)
+	(30,37.8)
+	(40,44.6)
+	(60,61.8)
+	(80,83.8)
+	(100, 114)
+	};
+	\legend{$5H_2O$}
+\end{axis}
+	
+
+\end{tikzpicture}
+\end{document}

data.csv

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+col1 col2
+1	2
+2	4
+3	9
+4	16
+5	25
+6	36
+7	49
+

equations.tex

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+\documentclass[border=10pt]{standalone}
+\usepackage{pgfplots}
+\pgfplotsset{width=10cm, compat=1.9}
+
+\begin{document}
+\begin{tikzpicture}
+\begin{axis}[
+%axis lines=both,
+xlabel=$x$,
+ylabel=$f(x)$
+]
+
+\addplot[
+	color=red,
+	domain=-10:10,
+	samples=10,
+	mark=*
+]{x^2-2*x-1};
+\addlegendentry{$x^2-2x-1$}
+
+\addplot[
+	color=blue,
+	domain=-10:10,
+	samples=10,
+	mark=square %pentagon%square
+]{x^2+2*x-1};
+\addlegendentry{$x^2+2x-1$}
+	
+\end{axis}
+
+	
+\end{tikzpicture}
+	
+\end{document}

scheme.tex

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+\documentclass[border=10pt]{standalone}
+\usepackage{tikz}
+\usetikzlibrary{shapes,shadows,arrows}
+
+\tikzstyle{startnode} = [rectangle, rounded corners, minimum width=3cm, minimum height=1cm, text centered, draw=black, fill=gray!50]
+
+\tikzstyle{corenode} = [rectangle, rounded corners, minimum width=3cm, minimum
+height=1cm, text centered, draw=black, fill=gray!10]
+
+\tikzstyle{endnode} = [diamond, rounded corners, minimum height=1cm, text centered, draw=black, fill=red!30]
+
+\tikzstyle{endnode2} = [diamond, text centered, draw=black, fill=red!30]
+
+\begin{document}
+\begin{tikzpicture}[node distance=2cm]
+
+%create all of the nodes
+\node (start) [startnode] {Start};
+\node (step1) [corenode, below of=start] {Step 1};
+\node (in) [corenode, right of=start, node distance=5cm] {In};
+\node (end)[endnode2, below of =step1]{End};	
+\node (out) [below of=end, node distance=2cm] {out};
+
+
+\draw[->] (start) -- (step1);
+\draw[->] (step1) -- (end);
+\draw[->] (in) |- (step1);
+\draw [->] (end) -- (out);
+\end{tikzpicture}
+\end{document}

table.tex

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+\documentclass[border=10pt]{standalone}
+\usepackage{pgfplots}
+\usepackage{siunitx}
+\pgfplotsset{width=10cm, compat=1.9}
+
+\begin{document}
+\begin{tikzpicture}
+\begin{axis}
+	\addplot table[x=col1,y=col2]{data.csv};
+\end{axis}	
+\end{tikzpicture}
+\end{document}