The Mathematical Principles of Natural Philosophy, Volume 3

ABFD abfolute accelerative alfo alſo angle VCP apfides apfis arife attracting body axis becauſe bifected body revolving cafe caufes cauſe centre of force centre of gravity centripetal force circle common centre conic fection corpufcle curve line cycloid decreaſe defcend defcribed demonftrated diminiſhed diſtance drawn duplicate ratio ellipfis equal fecond feveral fhall fhould fides figure fimilar fince firft firſt fituate focus folid fome fquare fubduplicate ratio fuch fuperficies fuppofe fyzygies given by pofition given ratio globe greateſt half-fheets hyperbola immoveable increaſed infinitum interfections inverſely laſt latus rectum lefs LEMMA let fall motion move obferved ofcillate orbit paffing parabola parallel parallelogram particles perpendicular plane principal vertex prop proportional PROPOSITION quadratures quantity radius reafon reciprocally rectangle reft right line SCHOLIUM ſpace ſphere tangent thefe themſelves THEOREM theſe thofe thoſe trajectory triangles velocity whofe Widegate