给出w-CL空间(也称为I类空间)的定义,说明其严格包含CL空间;讨论其c0和与l1和的稳定性,并讨论C(K,X)空间的w-CL性.
Gives the definition of w-CL spaces (also call I type spaces), showes that the set of CL spaces is strictly included in the set of w-CL spaces; discusses the stability of Cosums and l1 -sums of w-CL spaces, and discusses the property of w-CL of C(K,X) spaces.