P R O B L E M A T V M. irr 



lam ciim fit aa-\-bb-\-cc^pp-2q reduAio efl &- 

 cilis , quippe prodit : 



iL^ -hpp-^q — ;XX 



ficque haec diftantia ita definitur vt fit: 



r r^i r{p' — 4.pi7-j-pr rr ♦r , 



III Inuejligatio dijlatuiae pim£torum E ^; H. 

 14. Cum liic fit : 



"D Tr CU (cc-f-66 — aa)(aa-Hcc — b h) c{aa^hb — et ) 



habebimus : 



AP-AS^'-^' et PE>SH- ^'^*--^^-tc'i — ^^^ 

 et quadratis addendis diuifione fada per ^cc obti- 

 netur : 



(* -^-a^^a^bb^aac* -{-^^aabbccl 



EH'=::7T-A^ -^-b^^-a^-c-b^c^ [ 



l, H- c^-aab^-bbc* J 



quac ob \6 Kk:=^—a*—b*—c* -^-^aabb-^ laace 

 -^bbcc reducitur ad hanc formam : 



E^'^'-^l-'-aa^bb-cC 



Tbi fubftitutio facile conficitur , refultat enim % 



^lCzzi^^-pp-\-zq, 



Vf. 



