... computing, we geta114105gsds−1825,a24 3125 2/51/5G25,sds−1.4.4 Hindawi Publishing Corporation Advances in Difference Equations Volume 2010, Article ID ... to their wide range of applications in applied mathematics, physics, andengineering, especially in the bridge issue. To our knowledge, most papers in literature Advances in Difference Equations ... Applicatae Sinica, vol. 19, no. 1, pp. 117 122 , 2003.10 D. Guo, Nonlinear Functional Analysis, Shangdong Science and Technology Press, Jinan, China, 1985. Advances in Difference Equations 134....