Conţinutul numărului revistei |
Articolul precedent |
Articolul urmator |
364 12 |
Ultima descărcare din IBN: 2023-09-12 06:38 |
Căutarea după subiecte similare conform CZU |
512.534.3 (2) |
Algebră (410) |
SM ISO690:2012 PUNKUMKERD, Chadaphorn, HONYAM, Preeyanuch. Magnifying elements of some semigroups of partial transformations. In: Quasigroups and Related Systems, 2021, vol. 29, nr. 1(45), pp. 123-132. ISSN 1561-2848. |
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Quasigroups and Related Systems | ||||||
Volumul 29, Numărul 1(45) / 2021 / ISSN 1561-2848 | ||||||
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CZU: 512.534.3 | ||||||
Pag. 123-132 | ||||||
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Descarcă PDF | ||||||
Rezumat | ||||||
Let X be a nonempty set and let P(X) denote the semigroup (under the composition) of partial transformations from a subset of X to X and E(X) denote the subsemigroup of P(X) containing surjective partial transformations on X. For a fixed nonempty subset Y of X, let PT(X; Y ) = f 2 P(X) j (dom \ Y ) Y g and PT(X;Y ) = f 2 P(X) j (dom \ Y ) = Y g: We give necessary and sufficient conditions for elements in semigroups PT(X; Y ) and PT(X;Y ) to be left or right magnifying. |
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