PROBLF.MATIS GEOMKTRICI. 253 



21. Ciim iginir fuperior indiKflio fit pcnitus 

 confirmiua , ilhie determinationes eo magis (unt no- 

 tatu d:gime quae huc redeunt , vt fi fuerit : 





etc. 



tum iflae quantitates ita determinentnr , vt fit 

 B zr ^^ ; C = -"— ; D — -^- ; Enr ,-f-^ etc 



qui valorcs, quemadmodum ex illis *relationibus com- 

 moJc dcriueutur , omniQo accuratiorem disquifitio- 

 nem mereri videntur. 



22. Simili vero rrodo fi ibi §. 15. ftatuatur: 

 j> — ?lw-S5w'-i-(Eai'-2)u'-|-(Sw'-ctc. vt fit 

 l2r::Sl-323w'-h5<Sw*-75Dw*-4-9^w' -etc. 



obtinetur ifta nequatio 

 o z: 25( u - 6 33 w> 10 (E w'- i4lt)u + 1 8 Gcu'- ctc 

 — 2a2l + 6a55 — loaS +14-«!^ 

 + 2g2l - (Jg?5 +ioe£ 



- 2 9( 4- 2' S - i' CC + 2* JD - a' e etc. 

 Tom.XVI.Nou.Comm. V vnde 



