44« DE TERWRBATIONE 



^lxpAii-hnco^.vy. i^if^rifi/Lill ^^dv{i-\^n cof. ^)* 



•T- ,hh(,-^ncofv) O- 



^. 29. Reducatiir cof d* ad cofinum fimplicem ponen- 

 do cor.rzn^"^— , eriti-3cof. 0*=:-',-jcor 2^, 

 atque aeqiientur termini , in quibus p non incll fcorfira 

 zz: o , critquc diuifionc per d v pcrada ; 

 + fx -}- 2 |x « cof. v-\-ixHn cof. v^ — o 



CC CCn y. nn r * 



-^ -^ — -^ cof. 1; — TT cof. 1; 



- - cof v 

 cui aequ.itioni vt fatls iiat , necefTe c([ , vt fit : 

 fx — r et CC~ !—;;«, ita vt fiat : 

 //w = </c( X -f- « cof. V ) atque 



__dv[i-{-ncoCv)V{i-im) l(i-a)al;dv(x+ncof.v) c of 2 j^ 



^^~~" (i -1-« cof. v-^py bh( \-^Hco\\v-\-p)' 



§. 30. Altera vcro aequatio , ex qua valorcm ipfius 

 p dcfiniri oportet crit : 

 ^^(i+»cofif +//<//) fin.^'(i4-«cor<y)4/></v(i--2« cof. v-^mf^ 



^(i-ttVrfxh^i-Hn rc/. v) cof. -t y/ . — ■,ahp&lii-i-z cpj. :t) 



•t- *hb ~ 



ncgligantior primo tcrmini angulum 6 negligentcs vt et 

 exccntricitas n crit 



eritque p :^ ^,"^ > qn-^c eft pars vcri valoris ipfius p 

 pcquc ab cxccmricitatc n ncque ab angulo pcnticns. 



