Thank you.
But the subgroups is 3o subgroup with 5 conjugacy class, http://groupprops.subwiki.org/wiki/Symmetric_group:S4
I m trying to check it one by one but it will take time,
Do you know the GAP program i had tried to download but i could not any idea,
Thank you
I had find all subgroups of S4,it is 30 subgroups, and i know the normal subgroup in it.
Normal is A4 and order 4.
But i want to check the rest,,how i can check, ?
and now i should depend on some thing else not normal, the normal role is finished...
i want to learn how to check the...