- #1
vish22
- 34
- 1
Let's say we have a scalar function U in terms of r,theta and phi.
why cannot this be the gradient at any point P(r,theta,phi)-
partial of U wrt. r in the direction of r+partial of U wrt. theta in direction of (theta)+partial of U wrt. phi in the direction of (phi)?
why cannot this be the gradient at any point P(r,theta,phi)-
partial of U wrt. r in the direction of r+partial of U wrt. theta in direction of (theta)+partial of U wrt. phi in the direction of (phi)?