#g2 f1 % homogenously decomposable bravais-group
5	% generator
 1  0 0 0 0
 0  1 0 0 0
 0  0 1 0 0
 0  1 0 0 1
 0 -1 0 1 0
5	% generator
  0  0 1 0  0
 -1  0 0 1  1
  0 -1 0 0 -1
 -1  0 0 0  1
  1  0 0 0  0
5x0	% invariant form
  3
  1  3
 -1  1 3
 -1 -1 1 3
 -1  1 1 1 3
2^5  * 3^2  * 5^1   = 1440 % order of the group
