->^.^ ) 7t ( l?l- 



-^--b-aaff 



ii^ 



af 



^^b-^aaf[_ 



-Sb~9aaff 



— ']b—i6aaff 



— g b— etc. 

 fuie miitatis figiiis 



/ 



-,— b-{-aaff 



b — af 



-^b&^aaff 



5 ^ + 9 fl g/ / 



— 7 Zf H- 1 6 a <7// 



9/7-+- etc. 



cuius crgo fradionis continuae fumma acqualis efl illi , 

 quam in §. pracccdente inucnimu?. Kla autcm aequalitas 

 harum duarum cxpreffionum calculum facienti mox fict 

 manifcfla. 



§. 15« Eodem modo cuoluamus cafum quo c:^ — gg, 

 pro quo fupra inucnimus A z: g xA fin. ^^^^^^— ,, qui valoi* 



pcr cofinum cxpreflus dabit A ~ -. A cof -m— ^ » vnde 



patct, per tangentcm idum valorem adliuc fore fimplicio- 

 rem; fit fcijicet A z: | A tang. ^? , quam ob rcm pro hoc 

 cafu prodit ifla fummatio 



^S 



