Treatise on Natural Philosophy, Volume 1, Part 1

acceleration according action actual altered amount angle angular velocity applied 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 earth effect energy equal equations equilibrium Example expression fixed force function give given harmonic Hence inertia infinitely small initial instant integral kinetic energy length less mass matter mean measured motion moving natural observations parallel particle particular path period perpendicular plane position present principal problem produced proportional proved quantity radius reference relative remain remarkable respectively resultant rigid rolling roots rotation round side simple solution space spherical strain suppose surface tangent tion turn unit values whole