[net.math] Non-Abelian Finite Groups

bs@faron.UUCP (Robert D. Silverman) (03/24/85)

Given: The multiplication table for a non-Abelian finite group.
Assume that the order of the group is N, a non-prime. Does anyone
know of an algorithm that will systematically pull out ALL of the
possible sub-groups and yield their multiplication tables? If so
what is the complexity of such an algorithm?


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sullivan@harvard.ARPA (John M. Sullivan) (04/05/85)

I would be interested in hearing of algorithms known for dealing with
finite groups *without* listing out the multiplication tables.  For
example I'd like to input the description of the symmetry group of a
cube as a wreath product, or whatever it is, and ask the computer to
draw an inclusion diagram for the subgroups, just giving me names like
S_3 or c_2 x c_2.

-- 
John M. Sullivan
sullivan@harvard