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PI-4 [#81.6.698] (Type: 4 -- Type IV (klassengleiche))

[BNS: Ic-4] #82.42

Operators of Group 81.6.698 (PI-4)

1.x,y,z
mx,my,mz
( 
  1   0   0     0
  0   1   0     0
  0   0   1     0
 )
1 +1 {1|0,0,0}
2.-x,-y,z
-mx,-my,mz
( 
 -1   0   0     0
  0  -1   0     0
  0   0   1     0
 )
2 0,0,z +1 {2z|0,0,0}
3.y,-x,-z
-my,mx,mz
( 
  0   1   0     0
 -1   0   0     0
  0   0  -1     0
 )
-4+ 0,0,z; 0,0,0 +1 {-4z|0,0,0}
4.-y,x,-z
my,-mx,mz
( 
  0  -1   0     0
  1   0   0     0
  0   0  -1     0
 )
-4- 0,0,z; 0,0,0 +1 {-4z-1|0,0,0}