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4891 - 4900 / 17598 486 487 488 489 490 491 492 493 494 495
4891. Song, Seok-Zun (KR-CHJ); Kang, Kyung-Tae (KR-CHJ); Beasley, LeRoy B. (1-UTS-MS); Sze, Nung-Sing (1-CT): Regular matrices and their strong preservers over semirings. (English summary). - Linear Algebra Appl. 429 (2008), no. 1, 209-223 Tatjana Petek, 2009 Published in DKUM: 10.07.2015; Views: 11146; Downloads: 22 Link to full text
4892. Khalooei, Fatemeh (IR-KERM); Radjabalipour, Mehdi; Torabian, Parisa: Linear preservers of left matrix majorization. (English summary). - Electron. J. Linear Algebra 17 (2008), 304-315 Tatjana Petek, 2009 Published in DKUM: 10.07.2015; Views: 577; Downloads: 37 Link to full text
4893. Šemrl, Peter(SV-LJUB) Commutativity preserving maps. (English summary). - Linear Algebra Appl. 429 (2008), no. 5-6, 1051-1070 Tatjana Petek, 2009 Published in DKUM: 10.07.2015; Views: 1154; Downloads: 51 Link to full text
4894. Wang, Zhongying (PRC-HIT); You, Hong (PRC-HIT): Maps on upper-triangular matrix algebras preserving k-potences. (English summary). - Linear Algebra Appl. 429 (2008), no. 8-9, 1915-1928 Tatjana Petek, 2009 Published in DKUM: 10.07.2015; Views: 748; Downloads: 31 Link to full text
4895. Many distances in planar graphs Sergio Cabello, 2009 Keywords: matematika, teorija grafov, ravninski graf, razdalja, mathematics, graph theory, planar graph, distance, Published in DKUM: 10.07.2015; Views: 1805; Downloads: 86 Link to full text
4896. Copositive and semidefinite relaxations of the quadratic assignment problem Janez Povh, Franz Rendl, 2009 Keywords: matematično programiranje, problem kvadratičnega prirejanja, kopozitivno programiranje, semidefinitna poenostavitev, quadratic assignment problem, copositive programming, semidefinite relaxations, lift-and-project relaxations, Published in DKUM: 10.07.2015; Views: 1781; Downloads: 107 Link to full text
4897. The edge fault-diameter of Cartesian graph bundles Iztok Banič, Rija Erveš, Janez Žerovnik, 2009 Keywords: matematika, teorija grafov, kartezični grafovski produkti, kartezični grafovski svežnji, povezavni okvarni premer, mathematics, graph theory, Cartesian graph products, Cartesian graph bundles, edge-fault diameter, Published in DKUM: 10.07.2015; Views: 1701; Downloads: 97 Link to full text
4898. Cage-amalgamation graphs, a common generalization of chordal and median graphs Boštjan Brešar, Aleksandra Tepeh, 2009 Keywords: matematika, teorija grafov, medianski grafi, tetivni grafi, konveksnost, amalgamacija, enakosti drevesnega tipa, mathematics, graph theory, median graphs, chordal graphs, convexity, amalgamation, tree-like equalities, Published in DKUM: 10.07.2015; Views: 1029; Downloads: 88 Link to full text
4899. Introduction: Why another study on COVID-19 and youth? Andrej Naterer, Dunja Potočnik, 2025 Keywords: youth, well-being, COVID-19 pandemic, Croatia, Slovenia Published in DKUM: 09.09.2025; Views: 235; Downloads: 9 Full text (343,15 KB) This document has many files! More...
4900. Cube intersection concepts in median graphs Boštjan Brešar, Tadeja Kraner Šumenjak, 2009 Keywords: matematika, teorija grafov, kartezični produkt, medianski graf, graf kock, presečni graf, konveksnost, mathematics, graph theory, Cartesian product, median graph, cube graph, intersection graph, convexity, Published in DKUM: 10.07.2015; Views: 1559; Downloads: 111 Link to full text