V velocity of the body. R D u D t r u t u u s displaystyle rho frac Dmathbf u Dtrho left frac partial mathbf u partial tmathbf u cdot nabla mathbf u rightmathbf s. The momentum of an object is the virtue of its mass.
Change in the momentum of the body remains proportional to the net force and the time over which the net force acts.
McCuskey in his An Introduction to Advanded Dynamics. D F s y t x y x s y y y t z y z d x d y d z. The si unit of momentum in physics is the product of units of mass and. Apparently conventional physicists are so set on the formula mv for relativistic momentum that they are willing to accept a derivation of it from nonsense.