C 4^1^ ) 
4 11 CM-. MSM PfA. FH/Compktodemque r^vf parallelogram^ 
fnu. \uncta iii'f t^f^geic ^ j 
In JecundaTHs {ubt noneJl CP=CJ,) Jtmenda erit c^T adjam de^ 
SinatamMeflCF adCA, 
in Figara Tangentium (fig. 7O po^er exemptum Gmchoidi. 
quadrantemgenitoremypro tangente tlhe {qucebrc ^Jt^r) (u* 
menda erit erecta dv £que-alta^ 
Flunbus exempli f prvferendis fuperfedeo. Moneo tamen, utranh: 
VIS Metbodum^ utut tangentibus reBis htc accpmmodatam, extendi 
pojJi MmmumCmvarummt^^ Futay fi, pro ¥V^ trianguk 
(fig. 4^5,) m^l/rgatw Hyperbola y recta DT, qu£ Ihinfl^itur cha, 
r^ctere quitria^igulo conveniet,fubin turn debebit cbaracterem Hy- 
per boles i cujm vertex F Jimili procefjh qusratur. Similifque in 
psjleriori msthodo accemmodatus eft line arum ductus. Et quidemy 
'€um furvam J a tangens recta aF, p etiam tangens communis 
cwvarumomnium^expopamibidem tangentium prout hlc, ex data^ 
Jet cufva quMtur recta F, Jic ex hac datd (per eandem metho' - 
dum inverjam ) qumendaerit alia tangens mrva^ m^d^o [atiJ fit de^ 
t.er?ninata. 
SedmpHandum noneft, TuAt-dque Vah^__ 
O^onlrn die 15,, 
Johannes Walli?» 
ExtrS 
