6*. Sit n = 4- et m = s, ideoque n — m = r. 



4 



J. 84. Hic igitur erit 1;= /(i + (Ji2 + 42 4 ); 

 F = 1 et G z: zj hinc formula: 



/- 



=/- 



3z(/-t-gz) 



( I — % %) ]/(i + <>u + s 4 ) 

 cuius integrale 



% = 1 (/+ g)/^ - 1 (/- g) / 2 4^r 



exiftente p = ^±£ et 9 — ^^r 5 * 



7°. Sit 7i—5 et mzri, ideoque n — m . = 4- 



5 

 J. 85. Hic igitur erit dz:i/(i-hiozj + sz 4 ); 



F=i+6zi + 2 4 et G = 4 2 (1 + z z); 



hinc formula 



~ /■ d % [ /(i+^t+z 4 ) + 4gz(i+u) ] 



(1 — zz)-j/(in-io?iZ-4-5 z 4 ) 4 

 ideoque eius integrale 



^=i(/+ g )/^-i(/- g )/l^, 



exiftente p = 5L±_? et c/ = £=?. 



8. Sit n = 5 et m = 2I ideoque ?i — m = s- 



§. 86. Hic igitur erit v = V (1 -+- 10 % 1 + 5 * 4 ); 

 Fzzn-3zz et G = z (3 -*- * *); 

 hinc formula 



