University of Exeter

Tetragonal: D2d (-42m)

Exeter Symmetry Pages

D2d E C2 2S4 2C2' 2sigmad    
A1 1 1 1 1 1   x2+y2, z2
A2 1 1 1 -1 -1 Iz  
B1 1 1 -1 1 -1   x2-y2
B2 1 1 -1 -1 1 z xy
E 2 -2 0 0 0 (x, y), (Ix, Iy) (xz, yz)

D2d stereographD2d solid
Stereograph3D object