cvIvsda ,:tegralis. 15 



1 — *. 



" sfin.— 



~icor.^/Vl^7sci)i.i2 + ^+i.fin.*Jl5A'tang. - — — = 



* -11 11 ' ' n n ° t-£CO{.— 



-.'cof.^/Vi-s^col.^+^-f^rin.^Atang.-^ — ^r=- 



» n n. ' n rt ^ i-2C0i.— 



n 



sfin.l? 



-^cof. 6 Ji3/yi-2 2co(. 6 ^+.s24-^fin. 6 -^Atang. -f^ 



etc. etc. 



Problema. 



§. 5. Formuhie differentialis 



^m-r 



I + z n 



integraie inuenire : exiftente ffi + jxzrfi, ita tamcn* 

 vt tarn m quam [x fint numeri pofitiui. 



S o I u t i o. 



Hic igitur nil aliud opus eil , nifi vt termi- 

 z m ~ l dz 

 ni integrales formulae /-— *- fap™ inuentl § e " 



minentur, dum altera vice loco m fcribitur jx, cum 

 fit pro terminis logarithmicis 25 + &3 : =z tt erit 



cof. ti cof. ^Vcofc 4^— - cof - 



j mjrr 

 n 



cof. 5 -^ d - cof. 5 -^-? etc. 



n, Ji 



rnde 



