"head" in the name refers to the Mathematica concept. That was the first account I created. I kept the name.
10 How does wind speed affect the velocity of light? may 2 '14
9 Does a tire need to slip to generate force? dec 14 '14
8 Why isn't invariant notation common? jun 24 '14
8 Why is the electric field of an infinite insulated plane of charge perpendicular to the plane? jul 1 '14
6 Does a conductor of total charge zero placed in a uniform external electric field experience net force? dec 17 '13
6 What is the resolution to Gibb's paradox? mar 9 '14