">2^.i ) 185 ( §-??<" 

 beamns 



vbi porro faciamus -£- — «, vt iiat 



et fi porro ftatuamus n ~\- ii — s , iiequatio noftra comra* 

 hetur in Iianc formam : 



sjidy _,_ d V , ,, 



d 



,s^ +'^+^ = o. fi"e 



vnde / aequabitur certae cuipiam fundlioni ipfius s, exis- 

 tente j- — '^-rt-i. 



§. 12, Verum etiam irta aequatio ita ert compa- 

 rata, vt nul!o modo adhuc integrari potuerit, vnde eiiR 

 integrale per feriem inueftigare fumus coadi; quem in 

 finem ponamus effe: 



j' — A-f-Bj4-Cj-/ + Dj'-|-Ej*4- etc. 

 eritque 



^-j^/ ir B j-i-^ C/J-f- 3 Dj'4-4Ej*+ 5 Fj' 4- etc. 

 hincque 



d.'-^ - B + 4Cj-l-9Dj-.f+ i6Ej^+25Fj*-i-etc. 

 qnae ferics ipfi —y aequaiis reddita praebet has determi- 

 nationes: 



B--Ai Cir^; D^-r^; Ezr;;^-; etc. 

 ita Yt iam habeamus: 



AUa Jcad.lmp,S(;.Tom.V.?.l Aa §.13. 



