-l6 D E C O M P A R A T I O N E 



arcus AQ^ diiplus arciis AP. Pofita ergo variahili 

 p loco b-^ riimiuur : 



; A -l-2B:i-+-f''-4-Cfa." -4-pf))4-- ^Pnp^g-4- ^)-f.;Ea3f)»^ 



— Xp — a f- '-- 



± (ph? V(A-i-2B«-f-Cfl5+2Dfl'+Efl*)(A-i-2B/H-C/'/» 



H-2D/)'-hE//) 



itn vt iam M fit funclio variabilis p ct conflantis a. 

 Deinde pofito brcuitati^ gratia M — C~L feu 



irA-t-B' a-^j)}4-C<ip-fiDJp(j-f-P)-f-H:Jjp/))j::;t^:\-i-'Bi-)-Cj.;-(-TDa»-t-Eu<.:A-»-rBp-f-Cp,'3-4-;Dp^-t-Ef i*) 



dcfiniatur q per hanc aequationem : 



o— 4AC-4BB4-4AL-+-2(2BL+4AD)/)-fy)-i-(+4E-LL(/)/H-^^l 

 +2^LL-i-2CL+4AE+4BD)/?+2(2DL+4BE,^<7;p-i-ry)-i-4(CE-DD+EL>/;?? 



eritquc ob b~p\ 



J\ : q - U : p :=:^Vi '. p - n : a feu U:q-i.T[:p-U:(t 

 quac acquatio diffcrentiata dat : 



dj -^ ip 



V(AH-2B7-t-Cw-+-2D,jJ-HE.;*; V(A. -J- - Bp-l-Cpp-f-:Dp--f-E/>«) 



cuius proptcrca intcgralis cfl illa acquatio algcbraica 

 intcr p et q exhibita , quam fimul patct cfTc intc- 

 gralcm completam , quoniam continct quantitatcm 

 confiantcm a, quae in acquationc dLflfcrcntiah noii 

 incfl. 



Coroll. I. 



48. Si retincntc L valorem cxhibitum , in- 

 ircntaquc variabili q pcr p, \x q fimiii modo quac- 



rdtur 



