liincqne porro qnantitas ^— yLil^, critqne pro di^nntia 

 hiiius poli O a pimclo globi (iimmo 2, tanp. Z O - "— 

 ip(a vcro celeritas angiilaris y — V((7 ^ -1- e £ cof. f-), de- 

 niqiic erit angnlus AJ Z O — <^ — ?/. Suque onn i » quae 

 ad motus deternuuationcm r<.quiruntur lunt dcfinita. 



IV. Deiermluntio p.rtis poJJeiiori^. lam notauimus 

 motum aequabilcm incip^rc elapd) tempore 



f a a y/(e e — ie if fin. f fm.f^ -4- a ff Tin.f ) «■' 



2$ ^ ia u -^j j) 



Qnod fi cigo hic valor loco t fuhnituatur, coordinatae X Tab TV, 

 et Y dabnnt pundum in curua D T, quod fit K, \ bi mo- ^'S- 4» 

 tus acquabihs mcipiet, Inrrodudlo autem angulo ^ erit 

 tempus Hhui r ^ - -^-A^/ii^JL.^, vbi notaur fin. < 



efTe negatiuum. Cum igitur corpus vsque ad puncfium K! 

 pcruenerit, erit cins celeritas proLreHiua in dirertione UT 



et celcritas in direclione L K 



a a i f fin. f — e co-. |) 



a a -i- J J ' 



Pro motu autcm gyratorio deinccps fequcntc habcbimus 

 piimo 



tang. 7; — tang. (/ - f)) ^r"i.f_i;^--& 



^ ' c^ \^ // e {a u -t- Jj)jm.^ J 



tang. 7/zi:-^4l^-^rLVhr_f!_l^,^ ■ , 



» / e {a a -i-j j ) /a«^. ^ ♦" 



vnde innotefcit pro noftro tempore angulus MZOi:^ — 7/. 

 P()rrf>*vero pio eodcm tempore, vbi contadus fit in puuc- 

 to K, cclericas centri inuenta eft 



^ "^ a a -i-'j j '"'(uu-t-jy)-''' 



inch'nati() autcm dirctf^ionis mrtus in K ad rcdam fivam 

 Aila A^ad. hi.p, ^i. lom. fl P. i/. T V O 



