tree 4cb68f7661c34630284e6816ff957ccf97b8a592
parent b2d4580bb0534cbe9805cdd757b130d529c546ea
author avm99963 <me@avm99963.com> 1618581194 +0200
committer avm99963 <me@avm99963.com> 1618581194 +0200

Add electromagnetism summary

It contains a summary of topics 1 through 4.

Change-Id: Id41a440f77d5b3c2ae52a10c3db1b5314bc8d777