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PI42 [#77.6.677] (Type: 4 -- Type IV (klassengleiche))

[BNS: Ic41] #80.32

Operators of Group 77.6.677 (PI42)


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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+1,z
-mx,-my,mz

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

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

(
  0   1   0     0
 -1   0   0     1
  0   0   1   1/2
)
4- (0,0,1/2) 1/2,1/2,z +1 {4z-1|0,1,1/2}