From 443a3fff8a0fb849aad4008a5c8fbbc87d8f1329 Mon Sep 17 00:00:00 2001
From: sp <stefan.pranger@iaik.tugraz.at>
Date: Wed, 27 Nov 2024 14:42:01 +0100
Subject: [PATCH] init commit

---
 main.tex          | 25 +++++++++++++++++++++++++
 util/packages.tex |  7 +++++++
 util/tikz.tex     | 10 ++++++++++
 3 files changed, 42 insertions(+)
 create mode 100644 main.tex
 create mode 100644 util/packages.tex
 create mode 100644 util/tikz.tex

diff --git a/main.tex b/main.tex
new file mode 100644
index 0000000..e407e2d
--- /dev/null
+++ b/main.tex
@@ -0,0 +1,25 @@
+\documentclass[11pt]{article}
+
+\input{util/packages}
+\input{util/tikz}
+
+\begin{document}
+\begin{stochasticModel}[2.5cm]
+\node[state] (a)                    {$a$};
+\node[state] (b) [above right of=a] {$b$};
+\node[state] (c) [below right of=a] {$c$};
+
+
+\node[dist]  (a_alpha) [right of=a, xshift=-1.6cm] {};
+\path[] (a) edge [action] node {$\alpha$} (a_alpha)
+        (a_alpha) edge [transition,sloped,below] node {$0.2$} (b)
+        (a_alpha) edge [transition] node {$0.8$} (c);
+
+\node[dist]  (b_alpha) [right of=b, xshift=-1.5cm] {};
+\path[] (b) edge [action] node {$\alpha$} (b_alpha)
+        (b_alpha) edge [transition,sloped,above,bend right=100,pos=0.35] node {$0.2$} (a)
+        (b_alpha) edge [transition,below,pos=0.1,in=-110, out=-70,looseness=2] node[rotate=180] {$0.8$} (c);
+
+\end{stochasticModel}
+
+\end{document}
diff --git a/util/packages.tex b/util/packages.tex
new file mode 100644
index 0000000..5584c7e
--- /dev/null
+++ b/util/packages.tex
@@ -0,0 +1,7 @@
+\usepackage[ngerman,english]{babel}
+\usepackage[utf8]{inputenc}
+\usepackage{geometry}
+\usepackage{tikz}
+\usetikzlibrary{automata, positioning, arrows}
+\usepackage{environ}
+
diff --git a/util/tikz.tex b/util/tikz.tex
new file mode 100644
index 0000000..85cdc62
--- /dev/null
+++ b/util/tikz.tex
@@ -0,0 +1,10 @@
+\NewEnviron{stochasticModel}[1][1.5cm]{%
+  \begin{tikzpicture}[node distance=#1,
+                      thick,
+                      action/.style={-,draw,sloped,above,pos=0.45},
+                      transition/.style={->,draw,sloped,above,pos=0.5},
+                      state/.style={circle,draw,minimum size=20pt},
+                      dist/.style={circle,draw=black,fill=black,minimum size=4pt,inner sep=0pt}]
+          \BODY
+  \end{tikzpicture}
+}