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Ultima descărcare din IBN: 2022-03-25 15:59 |
Căutarea după subiecte similare conform CZU |
512.533+512.534 (1) |
Algebră (400) |
SM ISO690:2012 HEIDARI, Dariush. There exist semigroups which have bi-bases with dierent cardinalities. In: Quasigroups and Related Systems, 2018, vol. 26, nr. 1(39), pp. 77-78. ISSN 1561-2848. |
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Quasigroups and Related Systems | ||||||
Volumul 26, Numărul 1(39) / 2018 / ISSN 1561-2848 | ||||||
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CZU: 512.533+512.534 | ||||||
MSC 2010: 20M20 | ||||||
Pag. 77-78 | ||||||
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Kummoon and Changphas in Quasigroups and Related Systems 25(2017), 87 - 94 state the following question: "Is it true that for any two bi-bases of a semigroup have the same cardinality?" In this paper, we provide a semigroup of order n for every n > 5 which has two bi-bases with different cardinalities that is shown the answer of question is negative. |
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Cuvinte-cheie semigroup, bi-base |
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