Observations on some classes of operators on C(K,X)

被引:0
|
作者
Ghenciu, I. [1 ]
Popescu, R. [2 ]
机构
[1] Univ Wisconsin River Falls, River Falls, WI 54022 USA
[2] Univ Pittsburgh, Pittsburgh, PA 15260 USA
关键词
weak Dunford-Pettis operator; weak* Dunford-Pettis operator; weak p-convergent operator; weak* p-convergent operator; limited completely continuous operator; limited p-convergent operator; DUNFORD-PETTIS; LINEAR-OPERATORS; WEAKLY COMPACT; BANACH-SPACES; SUBSPACES; PROPERTY;
D O I
10.1007/s10476-024-00009-w
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
Suppose X and Y are Banach spaces,Kis a compact Hausdorff space, Sigma is the sigma-algebra of Borel subsets of K,C(K,X) is the Banach space of allcontinuousX-valued functions (with the supremum norm), and T:C(K,X)-> Yis a strongly bounded operator with representing measure m:Sigma -> L(X, Y).We show that ifT:B(K, X)-> Yis its extension, then T is weak Dunford-Pettis (resp. weak & lowast;Dunford-Pettis, weakp-convergent, weak & lowast;p-convergent) ifand only ifThas the same property.We prove that ifT:C(K, X)-> Yis strongly bounded limited completelycontinuous (resp. limitedp-convergent), thenm(A):X -> Yis limited completely continuous (resp. limitedp-convergent) for eachA is an element of Sigma. We also prove that theabove implications become equivalences whenKis a dispersed compact Hausdorff space.
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页码:127 / 148
页数:22
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