| Article ID: | iaor20102908 |
| Volume: | 36 |
| Issue: | 6 |
| Start Page Number: | 710 |
| End Page Number: | 714 |
| Publication Date: | Nov 2008 |
| Journal: | Operations Research Letters |
| Authors: | Lignola M B |
We consider variational problems in Banach spaces. Well-posedness concepts for such problems are introduced and investigated by means of two gap functions and their Moreau–Yosida regularizations.