Search Results - "Mináč, Ján"
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Galois groups and cohomological functors
Published in Transactions of the American Mathematical Society (01-04-2017)“…Let q=p^s be a prime power, F a field containing a root of unity of order q, and G_F its absolute Galois group. We determine a new canonical quotient \mathrm…”
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2
Geometry unites synchrony, chimeras, and waves in nonlinear oscillator networks
Published in Chaos (Woodbury, N.Y.) (01-03-2022)“…One of the simplest mathematical models in the study of nonlinear systems is the Kuramoto model, which describes synchronization in systems from swarms of…”
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3
On the indecomposability of a remarkable new family of modules appearing in Galois theory
Published in Journal of algebra (15-05-2022)“…A powerful new perspective in the analysis of absolute Galois groups has recently emerged from the study of Galois modules related to classical parameterizing…”
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4
Joins of circulant matrices
Published in Linear algebra and its applications (01-10-2022)“…We study the spectrum of the join of several circulant matrices. We apply our results to compute explicitly the spectrum of certain graphs obtained by joining…”
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5
Galois module structure of the units modulo pm of cyclic extensions of degree pn
Published in Manuscripta mathematica (2023)“…Let p be prime, and n , m ∈ N . When K / F is a cyclic extension of degree p n , we determine the Z / p m Z [ Gal ( K / F ) ] -module structure of K × / K × p…”
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6
Broadcasting solutions on networked systems of phase oscillators
Published in Chaos, solitons and fractals (01-03-2023)“…Networked systems have been used to model and investigate the dynamical behavior of a variety of systems. For these systems, different levels of complexity can…”
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Galois module structure of some elementary p-abelian extensions
Published in Israel journal of mathematics (01-11-2023)“…We determine the Galois module structure of the parameterizing space of elementary p -abelian extensions of a field K when Gal( K / F ) is any finite p -group,…”
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Quaternion algebras and square power classes over biquadratic extensions
Published in Israel journal of mathematics (01-11-2023)“…Recently the Galois module structure of square power classes of a field K has been computed under the action of Gal ( K/F ) in the case where Gal( K/F ) is the…”
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Neuronal activation sequences in lateral prefrontal cortex encode visuospatial working memory during virtual navigation
Published in Nature communications (25-05-2024)“…Working memory (WM) is the ability to maintain and manipulate information ‘in mind’. The neural codes underlying WM have been a matter of debate. We…”
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Fekete polynomials, quadratic residues, and arithmetic
Published in Journal of number theory (01-01-2023)Get full text
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On the Arithmetic of Generalized Fekete Polynomials
Published in Experimental mathematics (21-12-2023)Get full text
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Triple Massey products vanish over all fields
Published in Journal of the London Mathematical Society (01-12-2016)“…We show that the absolute Galois group of any field has the vanishing triple Massey product property. Several corollaries for the structure of maximal…”
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The kernel unipotent conjecture and the vanishing of Massey products for odd rigid fields
Published in Advances in mathematics (New York. 1965) (19-03-2015)“…A major difficult problem in Galois theory is the characterization of profinite groups which are realizable as absolute Galois groups of fields. Recently the…”
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14
Quotients of absolute Galois groups which determine the entire Galois cohomology
Published in Mathematische annalen (2012)“…For a prime power q = p d and a field F containing a root of unity of order q we show that the Galois cohomology ring is determined by a quotient of the…”
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15
On the joins of group rings
Published in Journal of pure and applied algebra (01-09-2023)“…Given a collection {Gi}i=1d of finite groups and a ring R, we define a subring of the ring Mn(R) (n=∑i=1d|Gi|) that encompasses all the individual group rings…”
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Construction of unipotent Galois extensions and Massey products
Published in Advances in mathematics (New York. 1965) (02-01-2017)“…For all primes p and for all fields, we find a sufficient and necessary condition of the existence of a unipotent Galois extension of degree p6. The main goal…”
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Counting Galois U 4 ( F p ) -extensions using Massey products
Published in Journal of number theory (01-07-2017)Get full text
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Galois $p$-groups and Galois modules
Published in The Rocky Mountain journal of mathematics (01-01-2016)Get full text
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Analytical prediction of specific spatiotemporal patterns in nonlinear oscillator networks with distance-dependent time delays
Published in Physical review research (01-03-2023)“…We introduce an analytical approach that allows predictions and mechanistic insights into the dynamics of nonlinear oscillator networks with heterogeneous time…”
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Enhanced Koszul properties in Galois cohomology
Published in Research in the mathematical sciences (01-06-2020)“…We prove that Galois cohomology satisfies several surprisingly strong versions of Koszul properties, under a well known conjecture, in the finitely generated…”
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