Messikh ,AsmaKarek , Chafia2025-01-072025-01-072024http://dspace.univ-skikda.dz:4000/handle/123456789/3718In this memory we study a class of hyperbolic problems in periodically perforated domains with a homogeneous Newmann condition on the boundary of the holes. We focus on the homogenezation of these equations. The proof is based on th periodic unfolding method in perforated domains.enMémoire de Master