BERNOVLLIAN. INVOLVENTIVM. 14.3 



Yerum vti iam obreruauimus eft 



fdvKi-v)zz—i tt fvdvlii-'v) — -'l 

 vnde conficitur 



- 8/^/( I -'y)- 1 2 + 3-8 Att^-P feu /^/(i -i;)-A7r% 



14.. Simili modo fi capiatur ^ — ^ oftendi de- 

 bet efle 



y 



\fe-yydy,- -3=:9A7r^-|-9(i4-i-4-0 



/- I 

 y 



feu/^->j/^j/.^r-^ri8A7r'-4-i~i8(i4-i + y. 



Ponamus primo e ^ -z yt (ity^-^^Iz tx.dy—^^ 

 habebimusque : 



^fzzdzlz.^^^zz^fdzl-zz-iz-z-^-j^Jlz 

 at t^fzzdzlz—+l,fzdzIz—-\-l',fdzJz~'{'i 

 vnde noftra formula integralis euadit 



ita vt fit f^^lz-zzkit' vti iam fupra oflendimus 



atque hoc modo etiam fcquentium cafuum vcritas 

 euincetur. 



1$. Sin autem fumamus aznii ^ vt fum- 

 manda fit haec feries : 



I. 2 



