Arguments Res_Iirr {gT A%g} B%g i%R.
Section MoreConstt.
Variables (gT : finGroupType) (G H : {group gT}).

Lemma constt_Ind_Res i j :
i \in irr_constt ('Ind[G] 'chi_j) =  (j \in irr_constt ('Res[H] 'chi_i)).