Prefer a chat interface with context about you and your work?
$M$-ideals of compact operators
IntroductionIf X is a Banach space and E is a subspace of X then E is called an M-ideal in X if X* can be decomposed an/1-sum X* E +/-1V for some closed subspace V of X*.This notion was introduced by Alfsen and Effros 1].For any Banach space X we …