TY - CHAP AU - Plans, A. AU - Martín Peinador, Elena A4 - Outerelo Dominguez, Enrique PY - 1986 SN - 84-7491-207-5 UR - https://hdl.handle.net/20.500.14352/65461 AB - The work under consideration fits into the following general circle of problems: Given a Banach space B which possesses a distinguished basis (ei) i∈N and a bounded linear operator A:B→C, to what extent does the sequence (Aei) constitute some sort of... LA - eng M2 - 203 PB - Universidad Complutense de Madrid TI - Sistemas L de rayos y sumabilidad TY - book part ER -