TY - JOUR AU - Jiménez Sevilla, María Del Mar AU - Lajara López, Sebastián PY - 2024 DO - 10.1016/j.jmaa.2023.127881 SN - 0022-247X UR - https://hdl.handle.net/20.500.14352/104366 T2 - Journal of Mathematical Analysis and Applications AB - We provide several extensions for Banach spaces with weak⁎-separable dual of a theorem of Schevchik ensuring that for every proper dense operator range R in a separable Banach space E, there exists a one-to-one and dense-range operator such that .... LA - eng M2 - 127881-1 PB - Elsevier KW - Banach space with weak star separable dual KW - Nuclear operator KW - Operator range KW - Quasicomplemented subspace KW - Spaceability TI - Operator ranges in Banach spaces with weak star separable dual TY - journal article VL - 531 ER -