English

Necessary and sufficient condition for compactness of the embedding operator

Functional Analysis 2007-05-23 v1

Abstract

An improvement of the author's result, proved in 1961, concerning necessary and sufficient conditions for the compactness of an imbedding operator is given.

Cite

@article{arxiv.math/0509435,
  title  = {Necessary and sufficient condition for compactness of the embedding operator},
  author = {A. G. Ramm},
  journal= {arXiv preprint arXiv:math/0509435},
  year   = {2007}
}
R2 v1 2026-07-22T17:24:42.444Z