Results 31 to 40 of about 159,016,183 (278)

Zassenhaus conjecture for central extensions of S5 [PDF]

open access: yes, 2008
We confirm a conjecture of Zassenhaus about rational conjugacy of torsion units in integral group rings for a covering group of the symmetric group S5 and for the general linear group GLð2; 5Þ. The first result, together with others from the literature,
Bódi, Viktor   +4 more
core   +1 more source

An extremal problem on potentially K_p,1,1-graphic sequences [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2005
A sequence S is potentially K_p,1,1 graphical if it has a realization containing a K_p,1,1 as a subgraph, where K_p,1,1 is a complete 3-partite graph with partition sizes p,1,1.
Chunhui Lai
doaj   +1 more source

Generalized Foulkes' Conjecture and Tableaux Construction [PDF]

open access: yes, 2004
Foulkes conjectured that for n=ab and a ≤ b, every irreducible module occurring as a constituent in 1Sb∫SaSn occurs with greater or equal multiplicity in 1Sa∫SbSn.
Vessenes, Rebecca Angel
core   +1 more source

The web of swampland conjectures and the TCC bound

open access: yesJournal of High Energy Physics, 2020
We consider the swampland distance and de Sitter conjectures, of respective order one parameters λ and c. Inspired by the recent Trans-Planckian Censorship conjecture (TCC), we propose a generalization of the distance conjecture, which bounds λ to be a ...
David Andriot   +2 more
doaj   +1 more source

Appendices 1, 2, 3, 4

open access: yes, 2022
Appendices 1, 2, 3,
Appendices 1, 2, 3, 4
core   +1 more source

On Fuglede’s conjecture and the existence of universal spectra [PDF]

open access: yes, 2006
Recent methods developed by, Too [18], Kolountzakis and Matolcsi [7] have led to counterexamples to Fugelde's Spectral Set Conjecture in both directions.
Farkas, Bálint   +5 more
core   +1 more source

Holographic quantum entanglement negativity

open access: yesJournal of High Energy Physics, 2018
We advance a holographic conjecture for the entanglement negativity of bipartite quantum states in (1 + 1)-dimensional conformal field theories in the AdS 3 /CF T 2 framework.
Pankaj Chaturvedi   +2 more
doaj   +1 more source

Joints formed by lines and a $k$-plane, and a discrete estimate of Kakeya type

open access: yesDiscrete Analysis, 2020
In 2008, Zeev Dvir solved the finite-field Kakeya conjecture using the polynomial method. His remarkably short argument led to a burst of activity, which in turn led to the solution of a number of other problems using the polynomial method, a notable ...
Anthony Carbery, Marina Iliopoulou
doaj   +1 more source

Erdos Conjecture I. [PDF]

open access: yes, 2000
In this short paper I show how it is related to other famous unsolved problems in prime number theory. In order to do this, I formulate the main hypothetical result of this paper - a useful upper bound conjecture (Conjecture 3.), describing one aspect of
Saidak, F.
core   +1 more source

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