C7 Character Table

C7 E C7 C72 C73 C74 C75 C76 Linear
Functions
Quadratic
Functions
A 1 1 1 1 1 1 1 z, Rz x2 + y2, z2
E1 1 ε ε2 ε3 ε3* ε2* ε* (x,y), (Rx,Ry) (xz,yz)
1 ε* ε2* ε3* ε3 ε2 ε
E2 1 ε2 ε3* ε* ε ε3 ε2*   (x2 - y2,xy)
1 ε2* ε3 ε ε* ε3* ε2
E3 1 ε3 ε* ε2 ε2* ε ε3*    
1 ε3* ε ε2* ε2 ε* ε3

ε = e(2πi)/7, ε* = e(2π-i)/7
i = -1½



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