@article{202304.0043, doi = {10.20944/preprints202304.0043.v1}, url = {https://doi.org/10.20944/preprints202304.0043.v1}, year = 2023, month = {April}, publisher = {Preprints}, author = {Yongge Tian}, title = {Towards Finding Equalities Involving Mixed Products of the Moore–Penrose and Group Inverses of a Matrix}, journal = {Preprints} }