Anyembe Lilian, Musundi Sammy Wabomba and Kinyanjui Jeremiah Ndung’u. Properties of Unitary Quasi-Equivalence on Isometry, Co-Isometry, and Partial Isometry Operators. CPSTR-V9 [Internet]. 2024 Apr. 18 [cited 2026 Jun. 9];:122-34. Available from: https://stm.bookpi.org/CPSTR-V9/article/view/14172