Update textbook.fr.md

5 years ago · 83574a2f4f
1 changed files with 2 additions and 0 deletions
--- a/12.temporary_ins/05.coordinates-systems/30.cylindrical-coordinates/10.main/textbook.fr.md
+++ b/12.temporary_ins/05.coordinates-systems/30.cylindrical-coordinates/10.main/textbook.fr.md
@ -8,6 +8,8 @@ lessons:
      order:
    - slug: cylindrical-coordinates-linear
      order: 1 
    - slug: cylindrical-coordinates-exchange-FR_ES
      order: 1
 ---
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