Set s of identities between relators
(xa)a-1,
(xc) c-1 (yxc) (yc-1) b (xyxb-1),
b-1 (yc) (ya-1) (yxb-1) (yxyc) ca-1 (x2b-1) (xb-1) (xyc),
(x-3c-1) (xc-1) (y-1c) (y-1x-4c) (y-1a-1) (x5c-1) (x4y-1c) a
The main table
Summary