Wu , MengyueYuan , Jianhua and Zhang , Jianxin. (2023). A Convex Approximation for a PDE Constrained Fractional Optimization Problem with an Application to Photonic Crystal Design.
Advances in Applied Mathematics and Mechanics. 15 (6).
1540-1561.
doi:10.4208/aamm.OA-2022-0003