T−-Rough(T+-Rough) Ideals in T−-Rough (T+-Rough) Semigroups Based on Upper (Lower) Approximation Spaces.
| Autor: | Khodaii, S.1 khodaii.so@gmail.com, Anvariyeh, S. M.1 anvariyeh@yazd.ac.ir, Davvaz, B.1 davvaz@yazd.ac.ir, Mirvakili, S.2 saeed_mirvakili@pnu.ac.ir |
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| Zdroj: | Southeast Asian Bulletin of Mathematics. 2023, Vol. 47 Issue 4, p463-477. 15p. |
| Databáze: | Academic Search Ultimate |
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