In terms of fragmentability, we describe a new class of Banach spaces which may be c(0)-saturated but do not contain weak-G(delta) open bounded subsets. In particular, none of these spaces is isomorphic to a separable polyhedral space.
In terms of fragmentability, we describe a new class of Banach spaces which may be c(0)-saturated but do not contain weak-G(delta) open bounded subsets. In particular, none of these spaces is isomorphic to a separable polyhedral space. (en)