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Books I like: Sacred Mathematics: Japanese Temple Geometry: https://amzn.to/2ZIadH9 Electricity and Magnetism for ...
168,553 views
2 years ago
Previous Covariant Derivative Videos: 17 - Flat Space: https://www.youtube.com/watch?v=U5iMpOn5IHw 18 - Curved Surfaces: ...
93,530 views
5 years ago