giilo ~ ^ inclinatam. Piacterea vero erit 



V cof. (J) — :^^ g t cof. ^ ct ^' fin. — 2 ^ ^ ; fin. ^ , 

 vndc colligitn* tang. Cji =r tang. <^ ideoqiie — <^ — po^-f- ^, 

 tum vero ipfa celcritas vzzzSgt. Djfndc pro motu 

 gyratorio crit rang. ;; := tang (^ - f)) ^ iLLLlJ^^ vbi quia 



^-ff-^o", erit tang. >i =: cxD , idcoqiic >; - 90% confeqncn- 

 ter angiilns IVI Z O rr ^ — 7/ ~ 5; vnde patet, polnm gy- 

 rationis O pcrpctiio in codcm circulo verticali mancre, 

 Cum igitur fit 



y cof. j- rr e cof /" et y fin. .f zz — ^-' , 



colligitur 



tang. s =r ;|j^.'^ et s- =: V ( e e cof. f + illl#iLL' ) j 



hincque motus inaequabiUs durabit per temporis fpatium 



t =: ^JJL^fJi^rr,, qiio clapfo crit 'V — tAAl!-±l mancnte 



Cpr «^390'+^. Porro ctiimnunc erit angulus MZO:;^, 

 at tang. j- r= ^^y:-^ tang, f et 



y — i V ca* /m. ft -4- ro a -h //]- eo/. P) 

 — aa^ff • 



T ft • ACCV- 



