Date: Wed, 30 Oct 1996 14:02:57 -0800 From: Peter BerenyiSubject: kinship Could anyone characterize (or even better, enumerate) the non-abelian finite groups with just two generators, let us say x and y, with the additonal constraint x^2=1, up to an order of several dozens? Cayley graph representations would be useful. caution: I'm not a full expert in group theory The question arises in social anthropology in connection with the so called classifying kinship systems. There may be further constraints as well but they are not so easy to formalize.