' FJCTORIBVS ORTIS. as 



zds _ .z'-'dz . sf^^-'dz 



f z^-*-'S-'dz > 



§.31. Ponamus p z=. 1 et ^ = + ; habebiturque 



R_fittJili±MttMJ±^£) 



veio vt ante S =-» — ^ ; T =■/ —^ ; erit 

 RS T _ /. / . f{h-Hg){m-\-lg)(n-i-',). (j%-g) 



Q_' -h.m. n(j-^ig)(J-hlg)(f-^ig){h-i-g) ^- 

 cuins expreffionis 6 fiftores in illiiis quatuor fimt trans- 

 miitandi , quod fiet ponendo h—f-i-\g ; m =/+ Ig:, et 

 «=/-}- 1^ ; quoft(fto habebitur 4*P=/i'(iRST. Qua- 



re cutn fit P = 5 J-^- ' /^^ • /-1^._ ; fi 

 ponatur j^^s et ^f^a orietur ifta aequatio ; /-^ — ^^Tj 



•/(i-^*)i -/(1-^^)1 -^''•^ -^(T^^ ^(1-^*^)1 



fr „-T — * /*7 -v-^ cuius cum pmecedentibus cau- 



bus , quibus erat p—i^q — i-^ etpz=i,^ — 3, connexio 

 (aciie ptrlf icitur. 



C 3 § 34- 



