From e136b80a9c2e65aa558bb88e244b688e1eb99869 Mon Sep 17 00:00:00 2001
From: Claude Meny <claude.meny@irap.omp.eu>
Date: Mon, 15 Mar 2021 19:03:00 +0100
Subject: [PATCH] Update textbook.en.md

---
 .../20.cartesian-coordinates/10.main/textbook.en.md             | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/12.temporary_ins/05.coordinates-systems/20.cartesian-coordinates/10.main/textbook.en.md b/12.temporary_ins/05.coordinates-systems/20.cartesian-coordinates/10.main/textbook.en.md
index 7c9dc253a..7d3baf91b 100644
--- a/12.temporary_ins/05.coordinates-systems/20.cartesian-coordinates/10.main/textbook.en.md
+++ b/12.temporary_ins/05.coordinates-systems/20.cartesian-coordinates/10.main/textbook.en.md
@@ -1,6 +1,6 @@
 ---
 title: Cartesian coordinates
-published: true
+published: false
 routable: false
 visible: false
 lessons: