TY - JOUR AU - Villanueva, Ignacio AU - Pérez García, David PY - 2005 SN - 0025-5521 UR - https://hdl.handle.net/20.500.14352/49597 T2 - Mathematica Scandinavica AB - We prove that a tensor norm alpha (defined on tensor products of Hilbert spaces) is the Hilbert-Schmidt norm if and only if l(2) circle times(...)circle times l(2), endowed with the norm alpha, has an unconditional basis. This extends a classical... LA - eng M2 - 280 PB - Matematisk Institut, Universitetsparken NY Munkegade KW - Banach-spaces KW - Polynomials KW - Forms KW - Hilbert-Schmidt operators KW - Unconditional basis KW - Tensor products KW - P-summing operators KW - Multilinear operators TI - Unconditional bases in tensor products of Hilbert spaces TY - journal article VL - 96 ER -