 Châtelet, Émilie du |  Clarke, Samuel |  Descartes, René |  form vs. matter |  Hume, David: Newtonianism and Anti-Newtonianism |  Leibniz, Gottfried Wilhelm |  Newton, Isaac |  Newton, Isaac: Philosophiae Naturalis Principia Mathematica |  Newton, Isaac: views on space, time, and motion 