zadanie wykresy

zajęcia 6/main.tex

@@ -0,0 +1,103 @@
+\documentclass[a4paper]{article}
+
+%% Language and font encodings
+\usepackage[utf8]{inputenc}
+\usepackage{polski}
+\usepackage[T1]{fontenc}
+
+%% Sets page size and margins
+\usepackage[a4paper,top=3cm,bottom=2cm,left=3cm,right=3cm,marginparwidth=1.75cm]{geometry}
+
+%% Useful packages
+\usepackage{amsmath}
+\usepackage{amsthm}
+\usepackage{amssymb}
+\usepackage{amsfonts}
+\usepackage{dsfont}
+\usepackage{geometry}
+\usepackage{physics}
+\usepackage{tikz}
+\usepackage{pgfplots}
+
+\newtheorem{definition}{Definicja}
+\title{Wykresy}
+\author{Andrzej Kokosza}
+
+
+
+\begin{document}
+\maketitle
+
+\begin{tikzpicture}[scale=0.5,domain=-3.5:3.5,samples=300]
+
+\draw[very thin,gray,dotted] (-4.9,-2.9) grid (4.9,9.9);
+\draw[->,thick] (-5,0) -- (5,0) node[right]{$x$};
+\draw[->,thick] (0,-3) -- (0,10) node[above]{$f(x)$};
+\draw[red,thick] plot (\x,{\x^2-2*\x+3}) node[right] {$f(x) = x^2-2x+3$};
+\end{tikzpicture}
+\begin{tikzpicture}
+\begin{axis}[
+	title=$\cos(2x)$,
+	xlabel={$x$},
+	ylabel={$y$},
+	axis lines=middle,
+]
+\addplot[
+	samples=100,
+	green,domain=-2*pi:2*pi,
+] 
+	{cos(2*deg(x))};
+\end{axis}
+\end{tikzpicture}
+\begin{tikzpicture}
+\begin{axis}[
+	title=$\sin(\tfrac{1}{x})$,
+	xlabel={$x$},
+	ylabel={$y$},
+]
+\addplot[
+	samples=3000,
+	blue,domain=-0.0005:0.0005,
+] 
+	{sin(1/x)};
+\end{axis}
+\end{tikzpicture}
+\begin{tikzpicture}
+\begin{axis}[
+	title=$x^2+y^2$,
+    xlabel={$x$},
+    ylabel={$y$},
+    zlabel={$z$},
+    colorbar left,
+    colormap/cool,
+]
+\addplot3[surf]{x^2+y^2};
+
+\end{axis}
+\end{tikzpicture}
+\begin{tikzpicture}
+\begin{axis}[
+	title=$x^2+y^2$,
+    xlabel={$x$},
+    ylabel={$y$},
+    zlabel={$z$},
+	colorbar horizontal,
+	view/h=60,
+	view/v=60,
+    colormap/bluered,
+]
+\addplot3[surf]{x^2-y^2+2*x*y^2+1};
+
+\end{axis}
+\end{tikzpicture}
+\begin{tikzpicture}[scale=0.5]
+
+
+\draw[very thin,gray,dotted] (-3.9,-2.9) grid (3.9,10);
+\draw[->,thick] (-4,0) -- (4,0) node[right]{$x$};
+\draw[->,thick] (0,-3) -- (0,10) node[above]{$f(x)$};
+
+\draw plot file {./test.txt};
+
+\end{tikzpicture}
+\end{document}

zajęcia 6/test.txt

@@ -0,0 +1,317 @@
+
+# Curve 0 of 1, 300 points
+# Curve title: "x*x-1"
+# x y type
+
+# Curve 0 of 1, 300 points
+# Curve title: "sin(x)"
+# x y type
+
+# Curve 0 of 1, 300 points
+# Curve title: "sin(x)"
+# x y type
+
+# Curve 0 of 1, 300 points
+# Curve title: "x*x-1"
+# x y type
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