Update portal.en.md

5 years ago · 14b3c1cbd1
1 changed files with 2 additions and 0 deletions
--- a/01.curriculum/01.physics-chemistry-biology/03.Niv3/02.Geometrical-optics/05.paraxial-optics/04.paraxial-optics-centered-systems/07.course-level-up/portal.en.md
+++ b/01.curriculum/01.physics-chemistry-biology/03.Niv3/02.Geometrical-optics/05.paraxial-optics/04.paraxial-optics-centered-systems/07.course-level-up/portal.en.md
@ -1,5 +1,7 @@
 ---
 title: 'course : level+1'
+published: false
+visible: false
 hero_classes: ''
 hero_image: ''
 ---