fact: Definition tabword_of_tuple (t : d.-tuple 'I_n) : d.-tuple 'I_n := Tuple (size_RS_tuple t).
imports: HB(structures) mathcomp(all_ssreflect) mathcomp(ssralg) mathcomp(ssrcomplements freeg mpoly) tools ordtype partition Yamanouchi std tableau stdtab Schensted congr plactic stdplact Yam_plact Greene_inv shuffle Schur_mpoly