Update...

Update 12.temporary_ins/20.magnetostatics-vacuum/40.ampere-theorem-applications/25.torus-solenoid/10.ampere-integral/20.overview/cheatsheet.fr.md

12.temporary_ins/20.magnetostatics-vacuum/40.ampere-theorem-applications/25.torus-solenoid/10.ampere-integral/20.overview/cheatsheet.fr.md

@@ -2,7 +2,7 @@
 title: ampere-theorem-torus-solenoid
 published: false
 routable: false
-visible: false
+visible: true
 lessons:
     -
         slug: ampere-integral-cylindrical-symmetry-toroidal-coil-3-method