Pál Hegedűs

ORCID: 0000-0002-0784-6362
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Research Areas
  • Finite Group Theory Research
  • Coding theory and cryptography
  • Advanced Combinatorial Mathematics
  • Advanced Algebra and Geometry
  • Graph theory and applications
  • Point processes and geometric inequalities
  • semigroups and automata theory
  • graph theory and CDMA systems
  • Algebraic structures and combinatorial models
  • Particle physics theoretical and experimental studies
  • Limits and Structures in Graph Theory
  • Geometric and Algebraic Topology
  • Advanced Mathematical Identities
  • Morphological variations and asymmetry
  • Geometric Analysis and Curvature Flows
  • Analytic and geometric function theory
  • Advanced Topics in Algebra
  • Advanced Differential Equations and Dynamical Systems
  • Agriculture and Rural Development Research
  • Bayesian Methods and Mixture Models
  • Hydrology and Watershed Management Studies
  • Quantum Chromodynamics and Particle Interactions
  • Water resources management and optimization
  • High-Energy Particle Collisions Research
  • Cooperative Communication and Network Coding

Budapest University of Technology and Economics
2024

Alfréd Rényi Institute of Mathematics
2021

Central European University
2011-2015

Eötvös Loránd University
1998-2007

University of Cambridge
2000-2001

A new sufficient condition for the existence of a solution logarithmic Minkowski problem is established. This contains one established by Zhu [70] and discrete case Böröczky et al. [7] as two important special cases.

10.1093/imrn/rnv189 article EN International Mathematics Research Notices 2015-06-20

It is known that the number of permutations in symmetric group $S_{2n}$ with cycles odd lengths only equal to even only. We prove a refinement this equality, involving descent sets: prescribed set and all complementary lengths. There also variant for $S_{2n+1}$. The proof uses generating functions character values applies new identity on higher Lie characters.

10.48550/arxiv.2502.03507 preprint EN arXiv (Cornell University) 2025-02-05

A now-classical cyclic extension of the descent set a permutation has been introduced by Klyachko and Cellini. Following recent axiomatic approach to this notion, it is natural ask which sets permutations admit such (not necessarily classical) extension.

10.5802/alco.323 article EN cc-by Algebraic Combinatorics 2024-01-08

10.1007/s10474-015-0511-z article EN Acta Mathematica Academiae Scientiarum Hungaricae 2015-06-19

10.1006/jabr.1999.8176 article EN publisher-specific-oa Journal of Algebra 2000-03-01

Lattice results show no standard model (SM) electroweak phase transition (EWPT) for Higgs masses approximately 72 GeV, which is below the present experimental limit. Perturbation theory and 3-dimensional simulations indicate an EWPT in minimal supersymmetric SM (MSSM) that strong enough baryogenesis up to m(h) 105 GeV. In this Letter we of our large scale 4-dimensional MSSM simulations. We carried out infinite volume continuum limits found a whose strength agrees well with perturbation...

10.1103/physrevlett.85.932 article EN Physical Review Letters 2000-07-31

10.1006/jabr.2001.8948 article EN publisher-specific-oa Journal of Algebra 2001-12-01

R. Gow proved that the order of a solvable rational group is divisible only by primes 2, 3 and 5. In this paper it in Sylow 5-subgroup always normal elementary Abelian. Moreover, structure {2, 5}-groups described detail. 2000 Mathematics Subject Classification 20C15, 20C20, 20E34, 20E45.

10.1112/s0024611504015035 article EN Proceedings of the London Mathematical Society 2005-02-25

10.1007/s00012-005-1927-z article EN Algebra Universalis 2005-10-01

Abstract The ring of constants the Volterra derivation is found. Confirming a conjecture Zielinski, it always polynomial ring.

10.2478/s11533-012-0024-8 article EN Open Mathematics 2012-02-17

Abstract Let <m:math xmlns:m="http://www.w3.org/1998/Math/MathML"> <m:mi>C</m:mi> </m:math> C be a linear code of length <m:mi>n</m:mi> n and dimension <m:mi>k</m:mi> k over the finite field <m:msub> <m:mrow> <m:mi mathvariant="double-struck">F</m:mi> </m:mrow> <m:msup> <m:mi>q</m:mi> <m:mi>m</m:mi> </m:msup> </m:msub> {{\mathbb{F}}}_{{q}^{m}} . The trace mathvariant="normal">Tr</m:mi> <m:mo>(</m:mo> <m:mo>)</m:mo> {\rm{Tr}}\left(C) is same subfield {{\mathbb{F}}}_{q} obvious upper bound for...

10.1515/jmc-2023-0022 article EN cc-by-nc-nd Journal of Mathematical Cryptology 2024-01-01

Noether, Fleischmann and Fogarty proved that if the characteristic of underlying field does not divide order |G| a finite group G, then polynomial invariants G are generated by polynomials degrees at most |G|. Let β(G) denote largest indispensable degree in such generating sets. Cziszter Domokos recently described groups with |G|/β(G) 2. We prove an asymptotic extension their result. Namely, is bounded for only has cyclic subgroup index. In course proof we obtain following surprising If S...

10.5802/aif.3280 article EN Annales de l’institut Fourier 2019-01-01

Existence of solution the logarithmic Minkowski problem is proved for case where discrete measures on unit sphere satisfy subspace concentration condition with respect to some special proper subspaces. In order understand how optimal this is, we discuss certain conditions that any cone volume measure satisfies.

10.48550/arxiv.1409.7907 preprint EN other-oa arXiv (Cornell University) 2014-01-01

10.5486/pmd.1998.1954 article EN Publicationes Mathematicae Debrecen 1998-10-01

10.1007/s40879-015-0091-z article EN European Journal of Mathematics 2015-12-14

One way of expressing the self-duality $A\cong \Hom(A,\mathbb{C})$ Abelian groups is that their character tables are self-transpose (in a suitable ordering). Noncommutative fail to satisfy this property. In paper we extend duality some noncommutative considering when table finite group close being transpose for other group. We find dual each have normal subgroup lattices. show our concept cannot work non-nilpotent and describe $p$-group examples.

10.48550/arxiv.1212.6380 preprint EN other-oa arXiv (Cornell University) 2012-01-01

Abstract This paper deals with a rationality condition for groups. Let n be fixed positive integer. Suppose every element g of the finite solvable group is conjugate to its nth power n. p prime divisor order group. We conclude that multiplicative modulo small, or small.

10.2478/s11533-013-0287-8 article EN cc-by-nc-nd Open Mathematics 2013-01-01

We present a one-loop calculation of the static potential in SU(2)-Higgs model. The connection to coupling constant definition used lattice simulations is clarified. consequences comparing and perturbative results for finite temperature applications are explored.

10.1103/physrevd.60.114511 article EN Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D. Particles and fields 1999-11-12
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