This paper investigates the existence of solutions for a coupled system of fractional differential equations. The existence is proved by using the topological degree theory, and an example is given to show the applicability of our main result.

中文翻译：

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基于拓扑度理论的分数阶微分方程耦合系统解的存在性

本文研究了分数阶微分方程耦合系统的解的存在性。利用拓扑度理论证明了其存在性，并给出了一个例子来说明我们主要结果的适用性。