Direct zero-sum problems for certain groups of rank three
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DOI: 10.1016/j.jnt.2018.08.016
Abstract: Abstract We determine the exact value of the η-constant and the multiwise Davenport constants for finite abelian groups of rank three having the form G ≃ C 2 ⊕ C n 2 ⊕ C n… read more here.
Keywords: sum problems; problems certain; rank three; direct zero ... See more keywords
Quadratic tame generators problem of rank three
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DOI: 10.1016/j.laa.2019.10.020
Abstract: Abstract We give a complete classification of quadratic homogeneous polynomial maps H and Keller maps of the form x + H , for which rk J H = 3 , over a field K of… read more here.
Keywords: tame; quadratic tame; rank three; problem rank ... See more keywords
A unifying approach to solve a class of rank-three programs involving linear and quadratic functions
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DOI: 10.1080/02331934.2017.1325886
Abstract: The aim of this paper is two-fold. First, the so-called ‘optimal level solutions’ method is described in a new unifying framework with the aim to provide an algorithmic scheme able to approach various different classes… read more here.
Keywords: solve class; class; quadratic functions; linear quadratic ... See more keywords
Automorphisms of free metabelian Leibniz algebras of rank three
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DOI: 10.3906/mat-1903-104
Abstract: In this work, we determine the structure of the automorphism group of the free metabelian Leibniz algebra of rank three over a field K of characteristic zero. read more here.
Keywords: automorphisms free; rank three; leibniz algebras; free metabelian ... See more keywords