diff --git a/thesis/Makefile b/thesis/Makefile
new file mode 100644
index 0000000..079fda4
--- /dev/null
+++ b/thesis/Makefile
@@ -0,0 +1,24 @@
+latex=xelatex
+pdflatex=xelatex
+bibtex=bibtex 
+
+chapters = chapters/introduction.tex
+
+all: main.pdf
+
+main.pdf: main.tex main.bib $(chapters)
+	$(latex) main
+	$(bibtex) main
+	$(latex) main
+	$(pdflatex) main
+
+	
+clean:
+	-rm main.aux
+	-rm main.blg
+	-rm main.dvi
+	-rm main.log
+	-rm main.out
+	-rm main.pdf
+	-rm main.toc
+	-rm main.bbl
diff --git a/thesis/chapters/introduction.tex b/thesis/chapters/introduction.tex
new file mode 100644
index 0000000..e69de29
diff --git a/thesis/main.bib b/thesis/main.bib
new file mode 100644
index 0000000..0d6ce99
--- /dev/null
+++ b/thesis/main.bib
@@ -0,0 +1,110 @@
+@online{
+    numpy,
+    url={https://numpy.org/},
+    urldate={19.09.2019},
+    author={NumPy developers},
+    title={NumPy},
+    year=2019
+}
+
+@online{
+    numpy_array,
+    url={https://docs.scipy.org/doc/numpy/reference/generated/numpy.array.html},
+    urldate={19.09.2019},
+    author={NumPy developers},
+    title={numpy.array -- NumPy v1.17 Manual},
+    year=2019
+}
+
+@online{
+    numpy_ufunc,
+    url={https://docs.scipy.org/doc/numpy/reference/ufuncs.html},
+    urldate={19.09.2019},
+    author={NumPy developers},
+    title={Universal functions (ufunc) -- NumPy v1.17 Manual},
+    year=2019
+}
+@article{
+    andersbriegel2005,
+    title={Fast simulation of stabilizer circuits using a graph state representation},
+    author={Simon Anders and Hans J. Briegel},
+    year=2005
+}
+@book{
+    wuest1995,
+    title={Höhere Mathematik Für Physiker Teil 1},
+    author={Rainer Wüst},
+    year=1995,
+    publisher={de Gruyter}
+}
+@book{
+    kaye_ea2007,
+    title={An Introduction to Quantum Computing},
+    author={Phillip Kaye, Raymond Laflamme and Michelle Mosca},
+    year=2007,
+    publisher={Oxford University Press}
+}
+@article{
+    gottesman2009,
+    title={An Introduction to Quantum Error Correction and Fault-Tolerant Quantum Computation},
+    year=2009,
+    author={Daniel Gottesman},
+    note={https://arxiv.org/abs/0904.2557v1}
+}
+
+@article{
+    gottesman1997,
+    title={Stabilizer Codes and Quantum Error Correction},
+    year=1997,
+    author={Daniel Gottesman},
+    note={https://arxiv.org/abs/quant-ph/9705052}
+}
+
+@article{
+    gottesman_aaronson2008,
+    title={Improved Simulation of Stabilizer Circuits},
+    year=2008,
+    author={Daniel Gottesman, Scott Aaronson},
+    note={https://arxiv.org/abs/quant-ph/0406196v5}
+}
+
+@article{
+    schlingenmann2001,
+    title={Stabilizer codes can be realized as graph codes},
+    year=2001,
+    author={D. Schlingemann},
+    note={https://arxiv.org/abs/quant-ph/0111080v1}
+}
+
+@article{
+    vandennest_ea2004,
+    title={Graphical description of the action of local Clifford transformations on graph states},
+    year=2004,
+    author={Maarten Van den Nest et al.},
+    note={PhysRevA.69.022316}
+}
+
+@article{
+    dahlberg_ea2019,
+    title={Counting single-qubit Clifford equivalent graph states is \#P-Complete},
+    year=2019,
+    author={Axel Dahlberg et al.},
+    note={https://arxiv.org/abs/1907.08024v1}
+}
+@book{
+    nielsen_chuang_2010,
+    title={Quantum Computation and Quantum Information},
+    year=2010,
+    author={Michael A. Nielsen, Isaac L. Chuang},
+    publisher={CAMBRIDGE UNIVERSITY PRESS},
+    note={www.cambridge.org/9781107002173}
+}
+
+@article{
+    gottesman2008,
+    title={The Heisenberg Representation of Quantum Computers},
+    year=2008,
+    author={Daniel Gottesman},
+    note={https://arxiv.org/abs/quant-ph/9807006}
+}
+
diff --git a/thesis/main.tex b/thesis/main.tex
new file mode 100644
index 0000000..e69de29