3<y<3 D E M O T V 



iMS + cO 



-iiS-W'"' (S-\-ct)-Lf": iS+ct) .f-"/^i^ +Vs' 



cuius fmgula membra , quatcnus diucrflis fnndioncs 

 complednntur feorfim nd nihilum redigi oportet : 

 ex quo fequentes quatuor aequationcs nalcuntur. 



1. 1^ 4- U M =r o 



TT ddM , 1 dL I u"d M -+-MdU _i IT T — _ 



^*- a s^ + Ts- + Ts 1- U L __ o 



III ^^ 4- H^ 



L-f-LdU 



IV. ^ + U^O+O^U-*-^/Z-lJ = o 



Tertia intcgrata dat J| -4- U L ir A , quac cum 

 prima combinata diminando U praebct M // L 

 -^L^MirAM^S, vndc colligitur LzzAMMf^^^ 

 et U — — i^.. His valoribus in fecunda aequa- 

 tionc fubftiiutis pcrucnitur ad hanc aequationem , 



Ad hanc rcfolucndam fit /"J-^ =r R , hincquc dS 

 = MM^R, ct quia clt ^-d.^^l = d. -^^-- , illa 

 'iequatio p6'r^$ multiplicata pracbct 





qua 



