i 4 8 £>E MOTV CORPORVM 



e c V a -\-h h V t — cc ^v V « — V v c c V ,-? -4- bfe V 6—ccVr-ftVj/y 



Cum autem ex prima aequatione fit ^—^ — vlt^y-o 



» Fd* b b d v -d v T i , / 



fiet — == KV , +tov 6 ■cc v.-owv Ponatur V v = * , et 

 ffVtf-h/?/? V b — m atque c c -\- b h — n , flet -p 5 



> fob tf df — 2 fc/> t d f j m /> fr J t , 2 Ml feb Jf • 



— TTi. — n t — n nn ■ nn ( -n — w ) > 



tegrale ert P - — C - — - n — n , l(m-tit) 



rertitutis ergo valoribus pro m,n, et t , et conftante C 



. ,. . px J ccbb 7 -+- b* a -+- ? /"» Va & 



ad cafum accommodata erit - p ~ — t lC ^. u ., ,-. 



~-hhv ..(ccV i- t-hb ^b)bb^v ,(ec^ .?-+-hbTjb) 1 bb . cc V ■-t-'- oyb — ^ V- — k Vv 



#c-+-/w ( cc -f- 6(3 )* (cc-+-«o) J ' d;V J — 00 Vo 



§. 39. Prin.im autcm omnium intelligitur , ii in 

 loco quocunque cognitus fucnt corporis motus progrefli- 

 vus (eu celeritas Vv , tum expcdite suTigoari pofle mo- 

 tum rotatorium feu celeritatem Vu atque vicufim fimi- 

 li modo ex cognito motu rotatorio iodicabitur motus 

 progrcliiuus Ex aequatione cnim cc Vv-\-bb i'z< — cc 

 V ' a-\-bbV b , fi cognita fiierit cclciitas progremua Vv, 



1 • - / c c V a -4- /' h V b — c, v 



tum cnt cclentas rotitona V u— — 5-5 — — , et 



fi cognita fuerit celcritas rotatoria Vu, erit cclcritas 



„• -,/ cc V ■' -+- hh V h — '•'.' V u /~v jr- 



progrcflnia V <i' zz - . Quodli crgo eue- 



ni:tt , vt motus progreur.ius celfct , ttnn crit celeritas 



, / ccVi-f-OOVo r 1 1 « 



rotatona V u — ~[ ; ct (1 celentas rotatona ali- 



cubi euancfcat , ttim mntus progrelfuuis lupererit celeri- 



* -,/ cc V a -f- hh V 4 /-' 



tatc Vi? — 5 . Generatim autcm pcrlpicitur 



frictionc non obftante , fcmpcr in m >tu corporis quanti- 

 tatem quandam eiusdem magnitudinis conftanter confcr- 

 vari , quae eft cc V v -\- bb V u ; cx quo intelligitur 

 corpus nunquam ad quietem a fnctionc redigi poife , 

 nifi iit cc V a -+- bhV ' b~ o. 



§■ +0. 



