elementary mechanics from a mathematician`s viewpoint
... Now this is what Newton means when he speaks of \uniform gravity": a force that is the same no matter how high up we go (of course, that's not really true for the force of gravity, but it's true to a very good approximation for the sort of distances above the earth's surface that we are concerned wi ...
... Now this is what Newton means when he speaks of \uniform gravity": a force that is the same no matter how high up we go (of course, that's not really true for the force of gravity, but it's true to a very good approximation for the sort of distances above the earth's surface that we are concerned wi ...
