Existence and uniqueness of solutions for coupled system of fractional differential equations involving proportional delay by means of topological degree theory

Anwar Ali, Muhammad Sarwar, Mian Bahadur Zada, Thabet Abdeljawad
2020 Advances in Difference Equations  
In this manuscript, we obtain sufficient conditions required for the existence of solution to the following coupled system of nonlinear fractional order differential equations: with fractional integral boundary conditions MSC: 34A08; 35R11
doi:10.1186/s13662-020-02918-0 fatcat:d5b4dlmehvbwnmzvhwdnnhsl5q