Multiple positive solutions of singularly perturbed differential systems with different orders

作者：Zhang, Xinguang^*; Xu, Yancong

来源：Nonlinear Analysis-Theory Methods & Applications, 2010, 72(5): 2645-2657.

DOI：10.1016/j.na.2009.11.012

• Higher-order differential system
• Perturbation
• Positive solutions
• Different orders
• Cone

In this paper, we consider the multiplicity of positive solutions for a class of singular higher-order perturbed differential systems with different orders. By employing a well-known fixed point theorem, some new existence results are given under the case where nonlinearity can be sign changing.

• 出版日期2010-3-1
• 单位烟台大学; 杭州师范大学