TY - JOUR AU - Mustăţa, Costică PY - 1977/02/01 Y2 - 2024/03/29 TI - A characterisation of Chebyshevian subspace of \(y^{\perp}\)-type JF - Anal. Numér. Théor. Approx. JA - Anal. Numér. Théor. Approx. VL - 6 IS - 1 SE - Articles DO - UR - https://ictp.acad.ro/jnaat/journal/article/view/1977-vol6-no1-art8 SP - 51-56 AB - Not available. ER -