The vector E is positive or negative depending on the direction it is pointing-towards or away from the field generating electric charge. Physics Tutorial 1: Gauss's Law & Conclusion Gauss's Law Gauss ...

AN excellent introduction to the subject of vector analysis is provided by this book. It is admirably clear, and a natural temptation to develop so fertile a theory in excessive detail and to ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...