The book Philosophiae Naturalis Principia Mathematica 2 was written by author Newton, Isaac, Sir, 1642-1727 Here you can read free online of Philosophiae Naturalis Principia Mathematica 2 book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Philosophiae Naturalis Principia Mathematica 2 a good or bad book?
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0) * Sumantur jvrojwrtionaUumt hc Cikm enim sit (per dera.) P Q : S Q s= Q R : LiBER Secund.] PRINCIPIA MATHEMATICA. 115 ad arcum R r ut S Q ad S P — V S P X S 9, seu J V Q. Nam punctis P et Q coeuntibus, ratio ultima S P — V S P X S Q, ad J V Q (°*) est aequalitatis. Quoniam decrementum arcus P Q, ex resistentia oriundum, sive hujus duplum R r, (°) est ut resistentia et; quadratum tem- R r poris conjunctim; (**) erit resistentia ut . ^ . Erat autem P Q P Q q X S P ad R r, ut S Q ad i V Q, et i...nde LE fit ut kJL^ ^ ' ^' PQqxSP PQxSPxSQ sive ut * • Namque punctis P et Q coeuntibus, S P et S Q OPxSPq coincidunt, et an^ulus P V Q fit rectus ; (p) et ob similia triangula P V Q, P S O, fit P Q ad i V.Q ut O P ad i O S. Est igitur ^^ O P X S P q ut resistentia, (p) id est, in ratione densitatis medii in P et ratione dupli-: cata velocitatis conjunctim. Auferatur duplicata ratio velocitatis, nempo 1 .'.... O S ratio , et manebit medii densitas in P ut .-_- --. Detur spiralis, SP OPxSP t' ^ (') et ob datam rationem O S ad O P, densitas medii in P erit ut JL.
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