CITRVARVM, 177 



Sit cnrna data AB, diuidenda in partcs quotcnnqnc ^'^- ^^^- 

 qnarum fubtenfae fint inratione data numerornm i, ^,/J 

 ctc. Abfcifla data AC=:^,applicata BCzzZ', ponatur 

 fubtendi incognita BDna^ et determinabitur ex natura 

 curuae pcrpendicnlarisren applicataDFper x ct qnanti- 

 tates datas a et /'jatqne fi in hanc ipflnn formulam omni- 

 bns locis vbi reperitur a fubftituatur valor inuentus pro 

 AF ; A^bi reperitur b fubftituatur valor inuentns pro 

 DF et omnibns locis vbi reperitur .r,fub{lituatnr f.r, ba- 

 bebitur applicata EG determinata per .r et quantitates 

 datas a^ Z», e et fimili modo reliquae inueftigabuntur, do- 

 nec perueniatur ad vltimam euanefcentemjqna pofitanro 

 determinabitur fubtenfi .r per datas quantitates a,b^ ^,/, 

 etc. 



Exempl I . 



Dinidatnr arcns circuli datns BD in partes quot- F/.?. V^- 

 cnnque DE, EP", FG, etc. quarum iubteiifae fmt in ra- 

 tione data numerorum I,^ , /, etc. Sit datus vt fupra 

 radius ABiTrtjperpendicnlaris DCz=:w,ponatur fubtenfa 

 incognita DEru , crit perpendicularis. 



Prima EK^'-^"^"^V^^^ - -^. 



SecundaFM^ -^^ -' "" '"+" '^^°'' -/ ^ '"'''" — 'll)- ^_ 



Tcrtia nN^^^V^')^rir/^"^(^V)U^'-/V) _-.,,etc 



2 — JT' 



2« 



Tom. II. 2 donec 



