diff --git a/environment.yml b/environment.yml
new file mode 100644
index 0000000000000000000000000000000000000000..e0661fbb1eb7475e0d69bf04fb5057609eb5b017
--- /dev/null
+++ b/environment.yml
@@ -0,0 +1,10 @@
+name: controle
+channels:
+  - control-toolbox
+  - conda-forge
+dependencies:
+  - scipy       = 1.4.*
+  - matplotlib  = 3.1.*
+  - numpy
+  - nutopy      = 0.4.*
+  - jupyterlab  = 3.0.*
diff --git a/start b/start
new file mode 100644
index 0000000000000000000000000000000000000000..b0264775b8767394d0a4aea4ae3b4e232b5377f9
--- /dev/null
+++ b/start
@@ -0,0 +1,5 @@
+#!/bin/bash
+git clone --single-branch -b master https://gitlab.irit.fr/toc/mathn7/etudiants/controle-optimal.git
+mv controle-optimal/*.ipynb .
+rm -rf controle-optimal
+exec "$@"