How can I visualize the subgroup graph?

How do I check if two subgroup are conjugate?

How do I check whether a word belongs to a subgroup?

How do I check whether two subgroups coincide?

How do I compute a centralizer of a subgroup of a free group?

How do I compute a normalizer of a subgroup of a free group?

How do I compute the index of a subgroup in a free group?

How do I compute the rank of a subgroup?

How do I conjugate a subgroup?

How do I create a subgroup of a free group?

How do I create trivial subgroup of a free group?

How do I extend the subgroup basis?

How do I find a set of Nielsen Generators for a subgroup?

How do I find intersection of two subgroups?

How do I get a FSA corresponing to a subgroup?

How do I oupput a subgroup of a free group?

How do I trim the subgroup graph (erase the tail from the subgroup graph)?

If a word belongs to a subgroup how do I find actual product of initial generators giving the word?