in: flvido. 87 



• jns Jns. yni •■ ^ , 



4ma' 3^ 5n/ j a i , 



■i^m a — VI ^/* 



1 t 



Vndc dcdiicitiir j— ?,'"''/ _J-2l"^ lea i=: 



3« 1 I V, 3t 



3 2m a — 9n 6/ 



/(1— -EiL^/). Ex quo colligicur arciiin i eo cflc ma- 



t t 



3 :m a 



jorcin qiio factiim /y miijus fuerir, qiuim <<-, crte- 

 ris paribus. Porro cx vclocitate fin.ili , quAC ell vt 

 V/> , inuenicur toru!, arcu* dcrccnfus facicndo 17— o. 



3 ns 3ns jns 



Qiio in cadi crit .s-^^/Z;— ^^i-*'^*-i)V| feu 3«t^"** 



J "^- 3nt 



Totiis igitur urcus defcenfus erit —— j~r\ i - 3 ^^ ^^y 'J- . 



4ma 



§. 34. Dcinceps, fi corpus celeritate dcfcen- 

 fu acquifica in altcra partc cjii^dcm curuae afcendat, 

 ( infciuit enim ea pars ufcenliii ) inuenitur totus arcus 

 desccnfus —-^/^ 1-4-3^5^ Si hi logarithmi iii 



+ma 



ferics rcfoluantur habebitur arcus defcenfus —^V^bf 

 , 3'n'i''jC) , 9""(k'ff 2inHU,f)- 



2.:ma j j j 



3 8m aa 4.. 3 2m a 



do crit arcs aCccarus ^.V y.f-^^^D^?:!^'^. 



3.Sni'a* 



znv^(yhf)^ 

 5 ~etc. Ex quibus pcrfpicuum eft arcum 



* nV 



ifccnfus cflc miuorcm arcu dcfcenfus. Si sii valde 



fue- 



