On the Role of the Projection Operator in the Chordal Transform Operator. Journal of Basrah Researches (Sciences), [S. l.], v. 52, n. 1, p. 50–56, 2026. DOI: 10.56714/bjrs.52.1.4. Disponível em: https://jou.jobrs.edu.iq/index.php/home/article/view/392. Acesso em: 27 sep. 2026.