t3$ OBS ERVATIONES 



ita vt iam do jziz^ i habeamus: 



-+- z' Cif ■+■ ^'x) S -H etc. 



multiplicetur vtr'nque per x -bz-zC^-^-cx) ^ et 

 quoniam quantitates P, Q^, R etc. a fola z pendent, 

 omnia membra fecundum poteftates ipfms x tam 

 pofitiua quam negatiua difponantur : quo fado ob- 

 tinebimus : 



I rP(i ^ bz) ^ q^i-teyAT+Rsjz^i-^sVV+Ss^fi -bzyx 

 ^ —Vz.cx —Ozz. ccx^ —Kz*c*x 



^ —Kz.accx-Sz.acx —Tz^acx 



-\-Q:z{i-bzf^-hKzzii-bz)~-{-Sz\i-bzf^ 



z.^ -Qzz.^x —Kz.—i 



— Kzac.x —ozac.x^ —izac.-^ 



vbi eu"dens eft potcilates negatiuas ipfius ;i' iisdem 

 conditionibus ad niliilum redigi ac pofitiuas. Hinc 

 erga fequentes determinationes adipilcimur : 



^ , P fi — bz) — I 



>t. : a C 2 z 



^ Q-f- —b a )— P 



<q R(. - ;,zi — CL 



•^ a c z z 



rr- S_(i — fcz )— R 



""" a c zz 



etc. 



Vide- 



