350 JuLii Bedetti 



„ A(r'-7)-B(x--j:) 



X" 



a/avb^ 



Va^^'^ 



quae , brevltatls caussa , posilis 



— Ar-HBx — B _ A 



V'Ai^B-J VAVB^ ' VAVB2 



_CBy'-H.Ar)v'l-+-A--HB-^ , AV^l -^-AVB'^ , BVl-f-A^H-B* 



«'= — ^^^^ — ; ^'= , — jc'= — ; 



VAVB2 VAVB2 v/A'^^B^ 



in has contrahuntiir 



ix"=.a->rhx'jnCf 



^ '' (r"=rt'-+-i'x'-f-cy . 

 8. Nunc resolutio problematis eo deducta est, ut datis j -V 



( J~"')' ^^^'^ duabus relalionibus (G), reperiaUir quantitas (7-77;), 



quae , ubi evanescat , flexutn seclionis , si quis est , ostendat . 

 Itaque cum x vertatur in (x-t-a)^ ponamus quantitates y' , 

 x" ,y" verti in (y -4-1) ^(x" -t-*')j(y -4-j' ) . Idcirco erit 



\dx) \dx''l2 



o'=ba-¥-ci 

 i'=zb'o^c'i 



et eliminatls t , w' ^ t" j orietur aequatio 



