A generalization of quasi-ideals
| dc.contributor.advisor | Laan, Valdis, juhendaja | |
| dc.contributor.advisor | Sohail, Nasir, juhendaja | |
| dc.contributor.author | Kikas, Olari | |
| dc.contributor.other | Tartu Ülikool. Matemaatika ja statistika instituut | et |
| dc.contributor.other | Tartu Ülikool. Loodus- ja täppisteaduste valdkond | et |
| dc.date.accessioned | 2025-08-08T05:45:43Z | |
| dc.date.available | 2025-08-08T05:45:43Z | |
| dc.date.issued | 2025 | |
| dc.description.abstract | Käesoleva bakalaureusetöö eesmärgiks on üldistada Otto Steinfeldi esitatud kvaasi-ideaali mõistet ning sellega seonduvaid tulemusi. Aastal 1978 ilmunud monograafias “Quasi-ideals in Rings and Semigroups” uurib Steinfeld nii poolrühmade kui ka ringide kvaasi-ideaale, mida võib mõista kui vasakpoolse ja parempoolse ideaali ühisosa. Üldistusprotsessis piirdume poolrühma kvaasi ideaali üldistamisega. Töö raames kirjeldame kvaasi-ideaalile analoogilist objekti üle bipolügooni ning uurime, millised tulemused, mainitud monograafiast on niisuguse üldistuse järel tõestatavad. | et |
| dc.description.abstract | The purpose of this bachelor’s thesis is to present a generalization of quasi ideals, which have been introduced by Otto Steinfeld. In the year 1978 Steinfeld published the monograph “Quasi-ideals in Rings and Semigroups”, in which he studies quasi-ideals for both semigroups and rings, which can be considered to be intersections of a left ideal and a right ideal. In this work, we limit ourselves to generalizing quasi-ideals of a semigroup. For this purpose, we describe an object, similar to the quasi-ideal, over a biact and see which results from the mentioned monograph are possible to prove after making such a generalization. | en |
| dc.identifier.uri | https://hdl.handle.net/10062/113399 | |
| dc.language.iso | en | |
| dc.publisher | Tartu Ülikool | et |
| dc.rights | Attribution-NonCommercial-NoDerivs 3.0 Estonia | en |
| dc.rights.uri | http://creativecommons.org/licenses/by-nc-nd/3.0/ee/ | |
| dc.subject | Algebralised struktuurid | et |
| dc.subject | poolrühmad | et |
| dc.subject | ideaalid | et |
| dc.subject | ekvivalentsiseosed | et |
| dc.subject | Algebraic structures | en |
| dc.subject | semigroups | en |
| dc.subject | ideals | en |
| dc.subject | equivalence relations | en |
| dc.subject.other | bakalaureusetööd | et |
| dc.subject.other | võrguväljaanded | et |
| dc.title | A generalization of quasi-ideals | |
| dc.type | Thesis | en |
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