Take your understanding of vector calculus to the next level! In this video, we dive into mastering unit vector time derivatives in spherical coordinates. Learn how to handle changing directions in ...

Back in 1948, the journal Physical Review published a paper entitled “Space-Time Approach to Quantum Electrodynamics” by a young physicist named R.P. Feynman at Cornell University. The paper described ...

Cylindrical and spherical coordinates, double and triple integrals, line and surface integrals. Change of variables in multiple integrals; gradient, divergence, and ...