diff --git a/TD-ISEP/TD1/TD1.py b/TD-ISEP/TD1/TD1.py
new file mode 100644
index 0000000..b9a8414
--- /dev/null
+++ b/TD-ISEP/TD1/TD1.py
@@ -0,0 +1,3 @@
+import numpy as np
+
+help(np.fft)