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Principa Mathematica

By: Isaac Newton

...~~A~HIZMA~U?JL 95 gonales A F, BE bifeca in M & N, & (per coral. 3. lem. XXV.) re- ~JLJI~B;;~ ha MN per pun&a bife&ionum aQa tranfibit per centrum ... ... 4,) femper quiefcet. Determinandi Sunt igitur rnotus corporum (per yrob. XXV,) perinde .ac ii a viribus ad centrum illud tendenribus urgyent”ur, & ... ...entrum B, in plano immobili defcribunr. 9; E, I, PROPOSITIO LXV. THEOREMA XXV. Lb--ora pliwa, quorum vim decvefcunt in dtipZ..cuZa ra$i:iofle cl$%m... ...pkata velocitdtk Et viam aperui in pro- pohtimibm ‘pfacedentibus XIII. '& xxv. fti ‘quibus *etiam re”fi~~err’& uniformis, q.t~ae oritur ex tenachate... ... corporibus fingulis eorum ponderi pfoportionalem effe. ’ P~ROPQSIT.l,C? XXV. THEOR.E&fA XX. ~~q~~ra~~~tin~pead~~~ qwibas, in media quo&, lqiptu,r ... ...-’ Scripturn, & Aa differentiam arcuum: & itantibus qw in propofi- tione xxv. conitruAa & demonitrata fiunt, erit vis, qua corpus of- cillans urget... ...ris yerturbatur eaciem eit cum vi ,3 PK vel 3 1X’ Et haze vis (per prop. xxv.) eft ad vim qua luna in circulo circa terram qui- ef’centem tempore f... ...quadraturis lunaribu.s, a$ perturlSan$os .motus lunares erat (per pro;l,. XXV. hujus) ad vim gravitatis spud nos.> ut I ad 638092~6. Et vis 734-L M...

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