: 123 



+ ((;.-./-;. VO (^ p -f - (,/m-nm ) {^p + (ji^^^^iTm) (||')) (^?) 



+ ((./ r-/.-/0(^4) +(ur-n'/) (^^)H-(n-z_ „n (f ))i1|) 



-f- /i (m''' V — in'r) — m {n^l—n'V'') -^IÇH^'in—n^rn) zzz o. 



§. 3. Faisons ponv abréger ^'^ 0{'^)~0(^); 



— 'dp' Va,;/- \dqJ\dbJ' " — 'ayUrV varM",)«v > 



-Dv — /av^^ a..i;\ ^^^,> .a t'\ . p,. ,3_a>N ,a$'N /d-4'\ /^K . 



" — ^af-^ Va?-"'' Aar/ \dj^ » '^ — U-i^ KdfJ \drJ Kd^^ ' 

 py _ ,aa/> a,p'\ /avj/N ar'x. 



i6* 



