“…In addition, we have shown in [OZ] that the structure coefficient of the {s λ } basis are the reduced (or stable) Kronecker coefficients, ḡγ α,β [Aiz,BDE,BO,BDO,BOR1,BOR,EA,Mur,Mur2,Mur3]. The history of these problems indicates that they are difficult and are unlikely to be resolved in a single step.…”