Opuscula. 191 
tricos. Qui finus, & cofinus fumuntur pofito finu toto CH, 
fupra fignabimus hoe modo S C, C c. Abfcinde arcum 
KT erit TM = Sc.t, CM = Cc./-. Ducto ra- 
dio CTS, erit ^:C::KT:r:/:HSr=-^: ergoNS = S' c 
. & CN =zC'c.^; fed -^' = x ergo NS =: S^ c^, 
CN=2C"c.x;fed^:C::TM:SN::CM:CN: ergo k:C:: 
Sc.f:S' c.s::Cc,t:C' c.s: igitur S c . ^ ~~ , Cc^ 
^ c^. j ^ Pera(fl:a itaque fubftitutione aequatio fiet ~ Sc.-f 
— ^C'c./=:Z', quae convenit cum illa, qux iegitur in 
prima difquifitione : nam quod ibi eft ^ , hic eft — ~ i 
& quod ibi eft B , hic eit ^ . 
Si motus fit aequabiliter acceleratus , fervatis fpeciebus 
fecundae difquifitionis habebimus Fz=:y/CC-{~^as. Quo- 
niam — = — , =: , feu — . ■ _ 
dt: ergo integrando — / CC-f-4ax=^ , fivev/ CC-\-/^ ixs 
1 fX. 
^V = —j-. Quare aequatio evadit j -y dt Cc.t ^ 
.f-^ dt Sc.t^rz, five ^ Sc.tfdtCc.t-^^^^-t 
.fd tSc.tzrzrz. Eft autem 
////Cc.^r:r/r.//Sc.f=rrSc.^-f-^^^; item 
fdt.Sc.t=:f—r.dCc.tz=:—rCc.t-{-~B. Itaque fadis 
fubftitutionibus fiet 
