Corrigendum to "Simulation and Optimization of Lead-Based Perovskite Solar Cells With Cuprous Oxide As a P-Type Inorganic Layer [J. Nig. Soc. Phys. Sci. 1 (2019) 72–81, Https: doi.org 10.46481 Jnsps.2019.13]". J. Nig. Soc. Phys. Sci. 2021, 3 (3), 190-190. https://doi.org/10.46481/jnsps.2021.332.