74 Aloysii Casinelli 



A= /-+ /- 



5 C" ',B' 



= C ^B' 



Eodeni calculo subjiciendo aequationem septimi gradus 

 X' + A x'+ B x^H- C j:'-|- D ar* + E a: 4- F = 



habcbimus 



A'=: r-(- 5 



B' = ar + a'j 

 D' = cr+c' J 



E' ::= dr -{-(I'' S 



F' = e r + e' 5 



Ex hisce aequatlonibus melhodo superiori adhilnta deducenuts 



P, = 

 P5 = 



P, = 70 ;•' j' 



P, = 7 /•' -I- 7 ^' 



Scd P.=— 2A=0, r3= — 3B=0, P,=— 4C, P. = — 5D, 

 P, =— GE, P, =— 7F; ei-o 



