# Jordi Lopez Abad: Unconditional and subsymmetric sequences in Banach spaces of high density

15/November/2013, 15:30–16:30

Fields institute, Room 210

Title: Unconditional and subsymmetric sequences in Banach spaces of high density

Abstract:  We will discuss bounds and possible values for the minimal cardinal number $\kappa$ such that every Banach space of density $\kappa$ has an unconditional basic sequence, or the corresponding cardinal number for subsymmetric basic sequences.