8i 



sequcnti modo : 



(2/1— i)f-==:(2/ï-i)aï^(2u-l)(32'-H-(2-«l)yz*-+-(î2«— l)5z^-+-etc. 



— ^'=— a— 3p— 5y— "J^ — etc. 



— -3^'=r — 4A— 8T3 — 12 C — 16D — etc. 



Hic jam singalis partibns seorsim ad iiihilum xedactis ob- 

 tinenius scqucntes determinationes : 



A =: ^-"--^ a , D = ^■^^-'■" S , 



C = ^-p-^y, F — ^^-=^^. 



etc. 



§. i3. Eodem modo tractetur altéra aequatio : 



o,,^ ^_ _^ __ __ - O, 



et facta subslitutione seiierum fictarum supra datarum fiet: 



2ns ^z^ in -\- 2 ;i A z^ + 2 « B z* -|- 2 u C z'' -|- 2 n D z^ H- etc. 



H-"^|^=i..+ 2A -}-4B 4-6C +8D 4-etc. 



— ^z: — 2a — 6(3 — lO y — 145 ■ — 18 £ — etc. 



Hincque ergo lluunt sequentes determinationes : 

 a = n , zzz — _— L , 



^ — !LztiA, e zn ^^D, 



V = 4^B, < = 4^E, 



etc. 



§. i4- Cum nunc litterarum graecarnm prima a m /i 

 sit cognita, alternatim binas superiores determinationes con- 



Mimoim de l'Aciid. T.JF. 11 ' 



