History of the inductive sciences, from the earliest to the present time
CHAPTER II.--INDUCTIVE EPOCH OF GALILEO.--DISCOVERY OF THE LAWS OF
MOTION IN SIMPLE CASES.
_Sect._ 1. Establishment of the First Law of Motion. 322 _Sect._ 2. Formation and Application of the Motion of Accelerating Force. Laws of Falling Bodies. 324 _Sect._ 3. Establishment of the Second Law of Motion.--Curvilinear Motions. 330 _Sect._ 4. Generalization of the Laws of Equilibrium.--Principle of Virtual Velocities. 331 _Sect._ 5. Attempts at the Third Law of Motion.--Notion of Momentum. 334