13 = 

 3 p p d p ^y, n MM — fZPPclp 



d . Qp p ~ — lJl. — E_ 5 ideoque Qpp — f- 



( i+ p pf y ( i + p p)h 



Levi autem attentione adhibita patebit effe 



f MllP^ = E! ., ficque erjt 



' (i+pp) s (i+ppf 



jo 3 



Qp p — l -, ideoque 



( r -+ p pf 



a~ — ^ — -i- 



(H-pp)i PP 

 §. 18. Hinc igitur videmus pro valore Pr 



r. 



(i+ppf 

 non folum effe Q~ £ -, fed generalius fumi poffe 



(i -hppf 



P C 



Q— — — — 5 -f- — , ita ut iam haec formula differentiatio^ 



(i+ppf PP 

 nem admittat. Cum igitur in genere integrale inventum iit 



P (p x — j) -+ dp p (x — ^) 



his valoribus fubftitutis integrale erit 



_px_— 7 + pp(px — y) ^ C(px—y) 



(iH-pp) 5 (i+pp)^ P 



quod reducitur ad hanc formam: J x ~y , _u ^JiJLnll . 



Vix-h-pp) f 



Pro- 



