In An Inertial Frame
An orthonormal inertial frame is a coordinate chart such that, at the origin, one has the relations and (but these may not hold at other points in the frame). In such a frame, the expression for several operators is simpler. Note that the formulae given below are valid at the origin of the frame only.
Read more about this topic: List Of Formulas In Riemannian Geometry
Famous quotes containing the word frame:
“We are not permitted to choose the frame of our destiny. But what we put into it is ours.”
—Dag Hammarskjöld (19051961)