proposition: Lemma limg_cap f U V : (f @: (U :&: V) <= f @: U :&: f @: V)%VS.
proof: Proof. by rewrite subv_cap !limgS ?capvSl ?capvSr. Qed.
imports: HB(structures) mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat seq choice) mathcomp(fintype bigop finfun tuple) mathcomp(ssralg matrix mxalgebra zmodp)