Publication
On categories with semidirect products
| datacite.subject.sdg | 03:Saúde de Qualidade | |
| datacite.subject.sdg | 09:Indústria, Inovação e Infraestruturas | |
| datacite.subject.sdg | 12:Produção e Consumo Sustentáveis | |
| dc.contributor.author | Martins-Ferreira, Nelson | |
| dc.contributor.author | Sobral, Manuela | |
| dc.date.accessioned | 2025-11-26T17:40:25Z | |
| dc.date.available | 2025-11-26T17:40:25Z | |
| dc.date.issued | 2012-08 | |
| dc.description.abstract | Necessary and sufficient conditions for a pointed category to admit semidirect products, in the sense of Bourn and Janelidze (1998) [3], are provided and interpreted in terms of protomodularity and exactness of appropriate split chains. | eng |
| dc.description.sponsorship | We gratefully acknowledge valuable suggestions of George Janelidze on the subject of the paper. We are also grateful to Andrea Montoli for very useful discussions on this topic. The first author was supported by IPleiria/CDRSP, IPLeiria/ESTG and FCT grant SFRH/BPD/43216/2008. The second author was partially supported by CMUC and FCT (Portugal), through European program COMPETE/FEDER. | |
| dc.identifier.citation | Nelson Martins-Ferreira, Manuela Sobral, On categories with semidirect products, Journal of Pure and Applied Algebra, Volume 216, Issues 8–9, 2012, Pages 1968-1975, ISSN 0022-4049, https://doi.org/10.1016/j.jpaa.2012.02.035. | |
| dc.identifier.doi | 10.1016/j.jpaa.2012.02.035 | |
| dc.identifier.issn | 0022-4049 | |
| dc.identifier.uri | http://hdl.handle.net/10400.8/14750 | |
| dc.language.iso | eng | |
| dc.peerreviewed | yes | |
| dc.publisher | Elsevier | |
| dc.relation | DESCENT OF INTERNAL CATEGORIES RELATIVE TO SPLIT EPIS | |
| dc.relation.hasversion | https://www.sciencedirect.com/science/article/pii/S0022404912000837 | |
| dc.relation.ispartof | Journal of Pure and Applied Algebra | |
| dc.rights.uri | http://creativecommons.org/licenses/by-nc-nd/4.0/ | |
| dc.title | On categories with semidirect products | eng |
| dc.type | journal article | |
| dspace.entity.type | Publication | |
| oaire.awardTitle | DESCENT OF INTERNAL CATEGORIES RELATIVE TO SPLIT EPIS | |
| oaire.awardURI | http://hdl.handle.net/10400.8/13633 | |
| oaire.citation.endPage | 1975 | |
| oaire.citation.issue | 8-9 | |
| oaire.citation.startPage | 1968 | |
| oaire.citation.title | Journal of Pure and Applied Algebra | |
| oaire.citation.volume | 216 | |
| oaire.fundingStream | FARH | |
| oaire.version | http://purl.org/coar/version/c_970fb48d4fbd8a85 | |
| person.familyName | Martins-Ferreira | |
| person.givenName | Nelson | |
| person.identifier | 485301 | |
| person.identifier.ciencia-id | B115-B65E-24AA | |
| person.identifier.orcid | 0000-0002-4199-7367 | |
| person.identifier.rid | N-1699-2013 | |
| person.identifier.scopus-author-id | 24598020700 | |
| relation.isAuthorOfPublication | 52406f6a-2c36-4e9a-9996-d3cc719d46bf | |
| relation.isAuthorOfPublication.latestForDiscovery | 52406f6a-2c36-4e9a-9996-d3cc719d46bf | |
| relation.isProjectOfPublication | 5d80551c-6de7-4e95-b44b-e917c6806f7d | |
| relation.isProjectOfPublication.latestForDiscovery | 5d80551c-6de7-4e95-b44b-e917c6806f7d |