We compute the essential norms of inclusion operators, composition operators and multipliers acting from a closed subspace of some \(L^p\)-space into a subspace of some \(L^q\)-space, with \(p>q\).
No takes yet. Share an insight, caveat, or question.
Frédéric Bayart (2024) studied this question.
Synapse has enriched 2 closely related papers on similar clinical questions. Consider them for comparative context: