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title: Invariances and symmetries
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!!!! *LESSON  UNDER  CONSTRUCTION :* <br>
!!!! Published but invisible: does not appear in the tree structure of the m3p2.com site. This course is *under construction*, it is *not approved by the pedagogical team* at this stage. <br>
!!!! Working document intended only for the pedagogical team.

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!  *Theme* :<br>
! *Causes and effects, invariances and symmetries, polar and axial vectors*<br>
! Guide to establishing the 3 parts: main, overview, beyond.<br>
!
! (_precedes the themes: <br>
! Electrostatics: Application of Gauss's theorem, integral form and local form. <br>
! Magnetostatics: Application of Ampère's theorem, integral form and local form)_
