QVJDKATVRAS COMPARANDL lop 



C O r O 1 1. I. 



<?8. Kx redndione §. 60, f.\da pntet effe 



pq^eff=z(pV{i-Vee)-eV(ii-\-pp))ipViii-ff:+fy{i'W)) 



ficqiie, fiimta abrcimi ^, cx aequatione pi^-f;:^^^) — eJpV(,_+.?o 

 crit : 



Arc.p^-.Arc.^/— (/V(i-f-^^)-^V(i-i-/))(py(i-4-^^) 

 ~^y(i4-^P))(pV(i ■+•#■) -4-/^(1 -i-pp)j. 



C o r o I 1. 2. 



(J9. Si velimus pundum p ita accipere , vt ar- 

 cuum differentia euanefcat , feu fiat Avcpq:=:.Avcef^ 

 oportet effe 

 vclpV^i-i-eeyeVii-^lp^-o^ vel pV{i-\-ff)-^fV{i-{-pp)z:o 



Priori cafu fit prn-^ t'; pofteriorip^ 4^/, \troque an- 

 tem cafu arcu? pq vei cum arcii ef congruit , vel 

 «ius fit flinilis in altero parabolae ramo aifumtus ; ita 

 ¥t geometrice duo arcus aequaies cxhiberi aequeaiu , 

 •^uae aon fimul fibi futuri hnt fiTriiles« 



CorolL 5. 



70. Cnm fit k—fV(i-\-.ee)~eV{i-\'ff)^ 

 ■eiit V(i-hkk)"V{i i-ee)[ i +/) -<f/; liiuc k V{ i + kk) 

 —/1/(1 -HiT) 4- i^^/y { I 4-/)- ^ ^/ V ( I --i-,^^,) 

 -^y(i4-/) 

 fiue 

 :kV{i-\-lk)-fV(i-j-ff)-eV{i-{-eey26f{jyii^ee)eV(i-^ff)) 



ideoqae k V{i -\-kk) :=zfV( t A-ff) - e Vi i 4~ e^) - '^ ej h 



O 3 QuQ 



