389 



Tafel der Trans/., durch welche eine red. Form ( a ' _"' * ) 

 mit nicht pos. unteren Co'eff. in sich selbst übergeht: 



x i y-, *■• 



a = 2b', b"= x — z, ~~y^ —z. 



a = 2b",b'=0 x-y, -y, -z. 



a'= 2b, b"= — x, y—z, — z. 



a = 2b' -+- b", a' = 2b-t-b" z—x, z—y, z. 



a = a', b = b' 



a = a , b = b 



— ?■> — x , —z. 



— x i — z , —y- 



a = a = b -+- b' ■+■ b" . y — z, x — z, — z. 



a = a' = 2b = 2b', b" = \ Z ~ J ' *» *' 



l y, z—x, z. 



a = a' = 2b", b = b' = 



{— x, y—x, — z , 

 x—y, x, z, 



—y, x —y, *■ 

 {— *» — j» z — y, 

 *» r— *» y, 

 x i — z i y—z* 

 {y— x , y, y—z, 

 x —y-> *— r» —y, 

 .-*—*, — z , y—z. 



{ 



o = a! = a" = b ■+■ b' ■+■ b" i 



a = a ' = a" = 2b -+■ b", b = b' . . . . { ' 



-y-, x —y-, 



a'= a" = 2b, b' = b" = . . . 

 a'= a" = 2b ■+■ b', a = 3b' = 3b" 



—y-, — x , 



a = a = a", b = b' = b" \ y, z, x, 



z , x , y- 



"" "■ *j * ~ m Xf y —x, 



—y-, —y, x —y- 



x—z, x, x—y, 



y-, y— z i y— x - 



x, x—y, x— z, 

 a = a = a" = b ■+- 2b', b' = b" . . . . ^y — z, y — x, y, 



—y, z, z—x. 



x , y x, ~x, 



= a! = a" = 36 = 3b' = 3b" . . . . f*""* X ~ Z > 



—j'i *—y, z —y, 

 — *i 7— *» *— *> 



*, z—x, z—y. 



