Treatise on Natural Philosophy, Volume 1, Part 1

according action actual altered amount angle application axes axis becomes body called Cambridge centre circle co-ordinates coefficients complete component condition configuration consider constant corresponding course curvature curve denote described determined differential direction displacement distance energy equal equations equilibrium example expression finite fixed force freedom function give given harmonic Hence inertia infinitely small initial instant integral kinetic energy length less mass matter mean measured motion moving natural negative observations parallel particle particular path period perpendicular plane position present principal problem produced proved quantities ratio reference relative remain remarkable respectively resultant rigid rolling roots rotation round side simple solution space spherical stable strain suppose surface tangent theorem tion turn unit values whole