^ zz: ^ oportet esse quantitatem minimam; quamobrem ope re- 

 versionis serierum assumere licet 



quo valore in aequatione (A) substituto oritur 



1 - ■^^a^+[^^(i-f)+>ll0^^-^[f (|-f) H-a^|3Ci -Ivn ^-viV] ^' 



-+-[j(|-p^?Ci~|0-^<(i-|0-+-V(^-|0-^>i'5]^'-^etc. 



unde coefficientium a, j3, y, etc. sequentes resultant valores: 

 a=:.l; (3 — --1=l3j —40-132 e-^ioj e^- .. 



r]3 ' " 6 jii -^ ' 120 1" ' 



^ 224O — II424 g -f- 19096 g^ — 103'^ ? 3 



" 5040. /]-;' * . ■ 



Videmus itaque, coefficientes a, p, etc. ' semper majores evade- 

 re, ideoque seriem qua v exprimitur, non convergere, nisi s 

 fuerit quantitas minima, seu observationcs perihelio fuerint vi- 

 cinae, quemadmodimi hic assumimus. Hoc etenim casu habe- 

 mus (§. 7.) 



z -«^[3s-H(i-|0i^'-^(i-|0f-^(i-|O^-^etc.]5 



ideoque siibstituto valore pro v assumto, 



ZZZZ"J [3- '^ H- l=L^Oi / - i7?-6I4^-4- 52^ /-[ Siye /_ 

 4£ £3 5£? i05 £i^ -^ ^ 



Z = 3J h __ J^_ _^ 6_^iO^ §4 __ I75-6I4£-^52 J^ g' + etC.l . 



4p 3ap3 15 np' 315 af^ -J 



Ubi si substituitur (§. 7.) S —l^, ctB ~^ae(i-~£)~^p(i--e)y 

 ideoque i/B m 2/;' (i — | — ^ — etc), nascitur tandem 



47nyf •- 2 g em-ap'^ 15m^a-pS 6jOm<>api 'J 



Nova Actti Acud.lmji.Sdent. Tom.XV, Ttt CUJUS 



