-1^.1 ) I+» ( %?%<' 



tuamus affbmtos valores, ac prodibit 



,A A = a* — 2 a V cof. (^-\-aacc{^ cof. f3' — fin.(3*)— 2 <? r*cor.(3 + c*. 



Auferatur Ttrinqne {a a — a c coC ^ -h c cY, eritque 



A A — l(a a -\- b b -^ c cy — — 5 a a c c (in. ^'\ 

 quarc cum dt 



a c coC. (^ — l (a a -r- c c — h b), erit 



a ac c cni". (i^ zz-^(a* +b*+ c*-\- 2 aacc — 2aabb—2ccbb 

 tum vero 



a a c c iin. ^''--^' a'^-^- b*-\- c*— i aacc— laabb—ibbcc)^ 



"vbi omnes tres literae a, b, f, aeqnaliter occurrunc, 

 quo valore fubftituto reperietur 



A Az:^a*^h*-T-c* — aabb — aacc— bbcc, 

 ita vt fit 

 : A — y^^a^-^-b^-^-c^ — aabb — aacc — bbcc)^ 



'confequenter ambo moinenta principalia ita exprimentur, 

 vt fit. 



Minimum: 



^M^aa-^-bb + cc-^Vla^+b^+c^-aabb-aacc-bbcc)), 



Mdximum: 



^Miaa + bb + cc+iV {a*-\-b*-\-c*—aabb — aacc — bbcc)), 



Problema. 



§. ip. Fo>mulam pro anguJo $> in praecedettte pro- 

 blemate inuentam ita transjormare, vt ai conjfru&ionem ge- 

 omaricam apta reddaiur. 



S 3 Soluiio. 



