[GAP Forum] Generators

Petr Savicky savicky at cs.cas.cz
Tue Apr 28 22:09:46 BST 2015


On Tue, Apr 28, 2015 at 10:10:46AM +0000, abdulhakeem alayiwola wrote:
> why does Gap list for example Dihedral group of order 8 as pc group of size
> 8 with 3 generators. when we know d8 has 2 generators?

The dihedral group can also be obtained as a permutation group

  DihedralGroup(IsPermGroup, 8); # Group([ (1,2,3,4), (2,4) ])

In this case, it has two generators.

Hope this helps.
Petr Savicky.




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