diff --git a/module1/test_markdown b/module1/test_markdown
index b32801e9bb1a0994ffdb62941f07ec3d076c4d66..c8ee5d652da2445e385b3aecf7841f14342cfc73 100644
--- a/module1/test_markdown
+++ b/module1/test_markdown
@@ -1,6 +1,8 @@
 # test markdown
-$\alpha$
+alpha s'écrit $\alpha$
 $\beta$
 $\gamma$
 $\Gamma$
-$\pi$
\ No newline at end of file
+$\pi$
+
+$\cos$