TY - JOUR AU - Martín Peinador, Elena AU - Indurain, E. AU - Plans, A. AU - Rodés-Usán, Álvaro PY - 1988 SN - 0214-3577 UR - https://hdl.handle.net/20.500.14352/58571 T2 - Revista matemática de la Universidad Complutense de Madrid AB - Let A be an operator from a separable Banach space X into another Banach space Y. For every M-basis (an) of X the authors define two numbers: hA = hA,(an) = infn||A|[an,...]||and HA = HA,(an) = supnm(A|[an,...]), where [ ] stands for closed linear... LA - eng M2 - 23 PB - Editorial de la Universidad Complutense TI - Two geometric constants for operators acting on a separable Banach space TY - journal article VL - 1 ER -