On quasi compact spaces and some functions
In this paper, we introduce and investigate a new class of sets called A -open sets which are weaker than co-zero sets. Moreover, we obtain characterizations and preserving theorems of quasi compact spaces.
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
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Sociedade Brasileira de Matemática
2018-10-01
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| Series: | Boletim da Sociedade Paranaense de Matemática |
| Subjects: | |
| Online Access: | https://periodicos.uem.br/ojs/index.php/BSocParanMat/article/view/31125 |
| _version_ | 1827767190037725184 |
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| author | Ahmad Al-Omari Takashi Noiri |
| author_facet | Ahmad Al-Omari Takashi Noiri |
| author_sort | Ahmad Al-Omari |
| collection | DOAJ |
| description | In this paper, we introduce and investigate a new class of sets called A -open sets which are weaker than co-zero sets. Moreover, we obtain characterizations and preserving theorems of quasi compact spaces. |
| first_indexed | 2024-03-11T11:55:17Z |
| format | Article |
| id | doaj.art-df6a5c77d4c944b3b5fc6fe721ec2c12 |
| institution | Directory Open Access Journal |
| issn | 0037-8712 2175-1188 |
| language | English |
| last_indexed | 2024-03-11T11:55:17Z |
| publishDate | 2018-10-01 |
| publisher | Sociedade Brasileira de Matemática |
| record_format | Article |
| series | Boletim da Sociedade Paranaense de Matemática |
| spelling | doaj.art-df6a5c77d4c944b3b5fc6fe721ec2c122023-11-08T20:10:05ZengSociedade Brasileira de MatemáticaBoletim da Sociedade Paranaense de Matemática0037-87122175-11882018-10-0136410.5269/bspm.v36i4.3112515690On quasi compact spaces and some functionsAhmad Al-Omari0Takashi Noiri1Al al-Bayt UniversityYatsushiro College of TechnologyIn this paper, we introduce and investigate a new class of sets called A -open sets which are weaker than co-zero sets. Moreover, we obtain characterizations and preserving theorems of quasi compact spaces.https://periodicos.uem.br/ojs/index.php/BSocParanMat/article/view/31125co-zero setzero setquazi compact spaceZ-closed space |
| spellingShingle | Ahmad Al-Omari Takashi Noiri On quasi compact spaces and some functions Boletim da Sociedade Paranaense de Matemática co-zero set zero set quazi compact space Z-closed space |
| title | On quasi compact spaces and some functions |
| title_full | On quasi compact spaces and some functions |
| title_fullStr | On quasi compact spaces and some functions |
| title_full_unstemmed | On quasi compact spaces and some functions |
| title_short | On quasi compact spaces and some functions |
| title_sort | on quasi compact spaces and some functions |
| topic | co-zero set zero set quazi compact space Z-closed space |
| url | https://periodicos.uem.br/ojs/index.php/BSocParanMat/article/view/31125 |
| work_keys_str_mv | AT ahmadalomari onquasicompactspacesandsomefunctions AT takashinoiri onquasicompactspacesandsomefunctions |