Alternate title: You Khan't Divide a Vector by a Vector. Get it? Maybe you don't, but that is ok. Really, I was going to make this a video critique of Sal Khan's – video critique of my video critique.

Confusing Momentum with Kinetic Energy: While both are related to motion, momentum is a vector, and kinetic energy is a ...

Digital or vector modulation can provide increased spectral efficiency, higher data security, and higher quality communications. This comes at a cost of increased system complexity and a resultant ...