diff --git a/.github/workflows/c-check.yml b/.github/workflows/c-check.yml
index bbfcf29..db306d3 100644
--- a/.github/workflows/c-check.yml
+++ b/.github/workflows/c-check.yml
@@ -1,3 +1,4 @@
+name: C-Check
 on:
   push:
     branches: [main]
diff --git a/.gitignore b/.gitignore
index dfea22b..91721c2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,8 +1,9 @@
 # ignore ALL .log files
 
-.ipynb_checkpoints/
-*/.ipynb_checkpoints/
-*/*/.ipynb_checkpoints/
+**.ipynb_checkpoints/
+**/__pycache__
 
-*.txt
-*/*.txt
+**.txt
+
+**.png
+**.svg
diff --git a/Ableitungsmatrix.ipynb b/Ableitungsmatrix.ipynb
index 442f7bc..9732a58 100644
--- a/Ableitungsmatrix.ipynb
+++ b/Ableitungsmatrix.ipynb
@@ -213,7 +213,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
   },
@@ -227,7 +227,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.3"
+   "version": "3.11.5"
   }
  },
  "nbformat": 4,
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..389fea3
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2024 Morten Kretschmer
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/Attractors.ipynb b/Other Attractors.ipynb
similarity index 99%
rename from Attractors.ipynb
rename to Other Attractors.ipynb
index b1e5a9e..f9e2be3 100644
--- a/Attractors.ipynb
+++ b/Other Attractors.ipynb	
@@ -256,7 +256,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
   },
@@ -270,9 +270,9 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.3"
+   "version": "3.11.5"
   }
  },
  "nbformat": 4,
- "nbformat_minor": 2
+ "nbformat_minor": 4
 }
diff --git a/README.md b/README.md
index 24754fa..2f26c71 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,15 @@
 # Lorenz
 
-![Example](lorenz_rk.png)
-
-![Example](lorenz_euler.png)
-
-# Compile
+## Compile
 
 ```bash
 gcc -o lorenz lorenz.c
 ```
+
+## Example
+
+![Example](example/lorenz_rk.png)
+
+![Example](example/lorenz_euler.png)
+
+
diff --git a/environment.yml b/environment.yml
new file mode 100644
index 0000000..33d852a
--- /dev/null
+++ b/environment.yml
@@ -0,0 +1,9 @@
+name: lorenz
+channels:
+  - conda-forge
+dependencies:
+  - python=3.11
+  - numpy
+  - matplotlib
+  - pyyaml
+  - nose2=0.9.2
diff --git a/dynamik/lorenz_Euler Einschritt.png b/example/lorenz_Euler Einschritt.png
similarity index 100%
rename from dynamik/lorenz_Euler Einschritt.png
rename to example/lorenz_Euler Einschritt.png
diff --git a/lorenz_euler.png b/example/lorenz_euler.png
similarity index 100%
rename from lorenz_euler.png
rename to example/lorenz_euler.png
diff --git a/lorenz_rk.png b/example/lorenz_rk.png
similarity index 100%
rename from lorenz_rk.png
rename to example/lorenz_rk.png
diff --git a/test/.coverage b/test/.coverage
new file mode 100644
index 0000000..2465712
Binary files /dev/null and b/test/.coverage differ
diff --git a/test/nose2.cfg b/test/nose2.cfg
new file mode 100644
index 0000000..84743c4
--- /dev/null
+++ b/test/nose2.cfg
@@ -0,0 +1,2 @@
+[coverage]
+always-on = True