FORMA BINARIA DEL SEST'ORDINE 335 



{h,ò)=l{Ap-Bf)f+\fU-l(2^+lAJ^)h, 

 {h,i)=y{Ap-Bf)-^QAfkì+^-^klp-lh{Aà+Bl-)-^^hì\ 



(/^C) = |/-(//,»^0*-i^(/;mr-im(/,/0'"=:... , 

 {h,r>Y = ^^{Ap — ^^Bf)-~kì, 



