Today there have been a lot of updates. There were some unepected problems which will have stopped the main SARAh routines working for much of today. Hopefully, things are fixed – I am sorry for any inconvenience caused New, are tables of irreducible corepresentations and irreducible representations of the double groups, an upgrade to the… May 2024 Updates- tables of coreps, IRs of double groups, couplings using Kronecker power.