TY - JOUR T1 - New Mathematical Studies for Surface Waves on Multi-Layered Liquid Films AU - Zennir, Khaled AU - Boulaaras, Salah AU - Cherif, Bahri AU - Allahem, Ali JO - Research Journal of Applied Sciences VL - 14 IS - 2 SP - 61 EP - 66 PY - 2019 DA - 2001/08/19 SN - 1815-932x DO - rjasci.2019.61.66 UR - https://makhillpublications.co/view-article.php?doi=rjasci.2019.61.66 KW - Surface waves KW -existence KW -multi-layered liquid film KW -infinite memory KW -mathematical problem KW -viscoelasticities AB - We consider a coupled system of mathematical problem given in the form of two partial differential equations in viscoelasticities describing the propagation of surface waves on multi-layered liquid films. We establish the existence of solutions for initial-value problem (1.3) in the linear case by using a priori energy estimates. ER -