We prove that, whenever we pick real numbers a, b such that 0 < b < a < 1, a+b>1,anda3+b3 =1,theneveryboundedlinearoperatorfroml2 to Xa,b and from Xa,b to l2 must be compact, where Xa,b is the Bourgain–Delbaen space.

Operators on Bourgain-Delbaen's spaces

Puglisi, D.
2018-01-01

Abstract

We prove that, whenever we pick real numbers a, b such that 0 < b < a < 1, a+b>1,anda3+b3 =1,theneveryboundedlinearoperatorfroml2 to Xa,b and from Xa,b to l2 must be compact, where Xa,b is the Bourgain–Delbaen space.
2018
compact operators, Bourgain–Delbaen spaces.
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.11769/317127
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