♦124 



,^(i_x3)^-'' = '-'~5'5-'""" 3f. y ^^^_J.3)' 

 .vel, cum f [1' = '] sit=:ï.^*), dénotante x 



peripheriam ciiculi , cujus diameter =: i , 



■ r«* «no^ 14 7 3p — g ■ I a-T 



Evolutio casus n^ziSp — i. 



§. 11. Hoc casu aequatio superior induet hanc foimam: 

 rx'^^~'dx rx'^^'''*dx r^ , 



^ f/(i-x') *^ y^(i-x') 



ex qua, posito ip-zzx, 2, 3 etc. sequentes prodeunt valores: 



/x^'d X 

 f [i—x^) 

 /x'*'bx r x^d X 



z:z-lx'f{i-x'Y-l.\^{i-x'f-\-C\ 



/-^-^=:-|x«f(i-xO^-f.|x3f(i-x^)^-i.f|f(i-x^)^-^C- 

 •^ f (i-x') 



/-^^r:~f(i-x^)^(^-.i.^x«+f.é.|x^i.A.|.|xo)+C< 

 '' f{i-x^) 



*) Acta Acad. Imp. Se. T. I. P. II. pag. 12. §. i5. 



