Vector differentiation. TODO: Bring scalar functions out the front, which would need a new form of the chain rule
Vector differentiation. TODO: Bring scalar functions out the front, which would need a new form of the chain rule

Also:
- faster dot product (I think)
- Scalar division for vectors
- Vector exponentiation (x^2 = |x|^2, x^1 = x, x^3 = (x.x)x)

kwangkim/javascript-cas,kwangkim/javascript-cas,aantthony/javascript-cas