Discretization algorithms for generalized semi-infinite programs with coupling equality constraints under local solution stability
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| Název: | Discretization algorithms for generalized semi-infinite programs with coupling equality constraints under local solution stability |
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| Autoři: | Zingler, Aron, Lipow, Adrian W., Mitsos, Alexander |
| Informace o vydavateli: | Springer US |
| Rok vydání: | 2025 |
| Sbírka: | EconStor (German National Library of Economics, ZBW) |
| Témata: | ddc:510, Semi-Infinite Programming, Generalized Semi-Infinite Programming, Nonconvex, Equality Constraints, Global Optimization |
| Popis: | Existing algorithms for generalized semi-infinite programs can only handle lower-level constraints containing equality constraints depending on upper-level variables (so-called coupling equality constraints) under limiting assumptions. More specifically, discretization-based algorithms require that the coupling equality constraints result in some lower-level variables being determined uniquely as implicit functions of the other lower-level and upper-level variables. We propose an adaptation of the discretization-based algorithm of Blankenship & Falk and demonstrate it can handle coupling equality constraints under the weaker assumption of stability of the solution set for these constraints in the sense of Lipschitz lower semi-continuity. The key idea is to allow a perturbation of the lower-level variable values from discretization points in connection with changes in the upper-level variables in the discretized upper-level problem. We enforce that these perturbed values satisfy the coupling equality constraints while remaining close to the discretization point, provided we can guarantee the stability of the solution in the sense that a nearby solution exists for small changes of the upper-level variables. We provide concrete realizations of the algorithm for three different situations: i ) when knowledge about a certain Lipschitz constant is available, ii ) when the coupling equality constraints are assumed to have full rank, and iii ) when the coupling equality constraints are additionally linear in the lower-level variables. Numerical experiments on small test problems and a physically motivated problem related to power flow illustrate that the approach can be successfully applied to solve the challenging problems, but is currently limited in terms of scalability. |
| Druh dokumentu: | article in journal/newspaper |
| Jazyk: | English |
| Relation: | https://hdl.handle.net/10419/330658 |
| DOI: | 10.1007/s10898-025-01515-3 |
| Dostupnost: | https://hdl.handle.net/10419/330658 https://doi.org/10.1007/s10898-025-01515-3 |
| Rights: | https://www.econstor.eu/dspace/Nutzungsbedingungen ; https://creativecommons.org/licenses/by/4.0/ |
| Přístupové číslo: | edsbas.C0CEB9AD |
| Databáze: | BASE |
| FullText | Text: Availability: 0 CustomLinks: – Url: https://hdl.handle.net/10419/330658# Name: EDS - BASE (s4221598) Category: fullText Text: View record from BASE – Url: https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=EBSCO&SrcAuth=EBSCO&DestApp=WOS&ServiceName=TransferToWoS&DestLinkType=GeneralSearchSummary&Func=Links&author=Zingler%20A Name: ISI Category: fullText Text: Nájsť tento článok vo Web of Science Icon: https://imagesrvr.epnet.com/ls/20docs.gif MouseOverText: Nájsť tento článok vo Web of Science |
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| Items | – Name: Title Label: Title Group: Ti Data: Discretization algorithms for generalized semi-infinite programs with coupling equality constraints under local solution stability – Name: Author Label: Authors Group: Au Data: <searchLink fieldCode="AR" term="%22Zingler%2C+Aron%22">Zingler, Aron</searchLink><br /><searchLink fieldCode="AR" term="%22Lipow%2C+Adrian+W%2E%22">Lipow, Adrian W.</searchLink><br /><searchLink fieldCode="AR" term="%22Mitsos%2C+Alexander%22">Mitsos, Alexander</searchLink> – Name: Publisher Label: Publisher Information Group: PubInfo Data: Springer US – Name: DatePubCY Label: Publication Year Group: Date Data: 2025 – Name: Subset Label: Collection Group: HoldingsInfo Data: EconStor (German National Library of Economics, ZBW) – Name: Subject Label: Subject Terms Group: Su Data: <searchLink fieldCode="DE" term="%22ddc%3A510%22">ddc:510</searchLink><br /><searchLink fieldCode="DE" term="%22Semi-Infinite+Programming%22">Semi-Infinite Programming</searchLink><br /><searchLink fieldCode="DE" term="%22Generalized+Semi-Infinite+Programming%22">Generalized Semi-Infinite Programming</searchLink><br /><searchLink fieldCode="DE" term="%22Nonconvex%22">Nonconvex</searchLink><br /><searchLink fieldCode="DE" term="%22Equality+Constraints%22">Equality Constraints</searchLink><br /><searchLink fieldCode="DE" term="%22Global+Optimization%22">Global Optimization</searchLink> – Name: Abstract Label: Description Group: Ab Data: Existing algorithms for generalized semi-infinite programs can only handle lower-level constraints containing equality constraints depending on upper-level variables (so-called coupling equality constraints) under limiting assumptions. More specifically, discretization-based algorithms require that the coupling equality constraints result in some lower-level variables being determined uniquely as implicit functions of the other lower-level and upper-level variables. We propose an adaptation of the discretization-based algorithm of Blankenship & Falk and demonstrate it can handle coupling equality constraints under the weaker assumption of stability of the solution set for these constraints in the sense of Lipschitz lower semi-continuity. The key idea is to allow a perturbation of the lower-level variable values from discretization points in connection with changes in the upper-level variables in the discretized upper-level problem. We enforce that these perturbed values satisfy the coupling equality constraints while remaining close to the discretization point, provided we can guarantee the stability of the solution in the sense that a nearby solution exists for small changes of the upper-level variables. We provide concrete realizations of the algorithm for three different situations: i ) when knowledge about a certain Lipschitz constant is available, ii ) when the coupling equality constraints are assumed to have full rank, and iii ) when the coupling equality constraints are additionally linear in the lower-level variables. Numerical experiments on small test problems and a physically motivated problem related to power flow illustrate that the approach can be successfully applied to solve the challenging problems, but is currently limited in terms of scalability. – Name: TypeDocument Label: Document Type Group: TypDoc Data: article in journal/newspaper – Name: Language Label: Language Group: Lang Data: English – Name: NoteTitleSource Label: Relation Group: SrcInfo Data: https://hdl.handle.net/10419/330658 – Name: DOI Label: DOI Group: ID Data: 10.1007/s10898-025-01515-3 – Name: URL Label: Availability Group: URL Data: https://hdl.handle.net/10419/330658<br />https://doi.org/10.1007/s10898-025-01515-3 – Name: Copyright Label: Rights Group: Cpyrght Data: https://www.econstor.eu/dspace/Nutzungsbedingungen ; https://creativecommons.org/licenses/by/4.0/ – Name: AN Label: Accession Number Group: ID Data: edsbas.C0CEB9AD |
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| RecordInfo | BibRecord: BibEntity: Identifiers: – Type: doi Value: 10.1007/s10898-025-01515-3 Languages: – Text: English Subjects: – SubjectFull: ddc:510 Type: general – SubjectFull: Semi-Infinite Programming Type: general – SubjectFull: Generalized Semi-Infinite Programming Type: general – SubjectFull: Nonconvex Type: general – SubjectFull: Equality Constraints Type: general – SubjectFull: Global Optimization Type: general Titles: – TitleFull: Discretization algorithms for generalized semi-infinite programs with coupling equality constraints under local solution stability Type: main BibRelationships: HasContributorRelationships: – PersonEntity: Name: NameFull: Zingler, Aron – PersonEntity: Name: NameFull: Lipow, Adrian W. – PersonEntity: Name: NameFull: Mitsos, Alexander IsPartOfRelationships: – BibEntity: Dates: – D: 01 M: 01 Type: published Y: 2025 Identifiers: – Type: issn-locals Value: edsbas – Type: issn-locals Value: edsbas.oa |
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