Class 5

5/exercise-05-plik.tex

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+\documentclass{article}
+\usepackage[utf8]{inputenc}
+\usepackage{amsmath}
+\usepackage{amsthm}
+\usepackage{tikz}
+\usepackage{pgfplots}
+
+\begin{document}
+\[
+x\mapsto x^2-2x+3\
+\]
+\begin{tikzpicture}
+\begin{axis}
+\addplot{(x^2-2*x+3)};
+\end{axis}
+\end{tikzpicture}
+\\
+
+\[
+x\mapsto \cos 2x\
+\]
+\begin{tikzpicture}
+\begin{axis}
+\addplot{(cos(2*x))};
+\end{axis}
+\end{tikzpicture}
+\\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ 
+
+\[
+x\mapsto\sin \tfrac{1}{x}\
+\]
+\begin{tikzpicture}
+\begin{axis}
+\addplot{(sin(1/x))};
+\end{axis}
+\end{tikzpicture}
+\\
+
+\[
+(x,y)\mapsto x^2+y^2\
+\]
+\begin{tikzpicture}
+\begin{axis}
+\addplot3{(x^2+y^2)};
+\end{axis}
+\end{tikzpicture}
+\\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ 
+
+\[
+(x,y)\mapsto x^2-y^2 + 2 x y ^2+1\
+\]
+\begin{tikzpicture}
+\begin{axis}
+\addplot3{(x^2-y^2+2*x*y^2+1)};
+\end{axis}
+\end{tikzpicture}
+
+\end{document}
+