\documentclass{HsH-standalone}


\usepackage{siunitx} % SI units
\usepackage{amsmath} % nice formulas

\usepackage{pgfplots} % plots und bilder, includes tikz and graphix
\usepackage{pgfplotstable} % fo ruse of tables, csv files are tables

\begin{document} %----------------------Content---------------------------------------------------%

\begin{tikzpicture}
	\begin{axis}[MyPlots] % use custom styling
		\addplot[FM1,domain=-1:1, name path=A]{x^2};
		\addplot[FM2,mark=none,domain=-1:1, name path=B]{0.5*x^2-1};
		\addplot[pattern color=gray!40, pattern=dots] fill between[of=A and B];
	\end{axis}
\end{tikzpicture}

\begin{tikzpicture}
	\pgfplotstableread{../csv/bsp.csv}\data % read file into macro
	\begin{axis}[
			MyPlots, % custom styling
			xlabel=X Achse,
			ylabel=$\percent$,
		]
		\addplot[FM1,errBars] table [x=A,y=C,y error=D] {\data};
			\addlegendentry{Messdaten}
		\addplot[FM2,smooth] table [x=A,y=C] {\data};
			\addlegendentry{theroretische Werte}
		\addplot[FM4] table [x=A,y={create col/linear regression={y=C}}] {\data};
			\addlegendentry{lineariesiert zu: $y=\num\pgfplotstableregressiona*x+\num\pgfplotstableregressionb$}
	\end{axis}
\end{tikzpicture}

\end{document}
