Results 11 to 20 of about 1,293,597 (281)

Galois towers over non-prime finite fields [PDF]

open access: yesActa Arithmetica, 2014
In this paper we construct Galois towers with good asymptotic properties over any non-prime finite field $\mathbb F_{\ell}$; i.e., we construct sequences of function fields $\mathcal{N}=(N_1 \subset N_2 \subset \cdots)$ over $\mathbb F_{\ell}$ of increasing genus, such that all the extensions $N_i/N_1$ are Galois extensions and the number of rational ...
Bassa, Alp   +3 more
openaire   +5 more sources

New properties of divisors of natural number [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics, 2023
The divisors of a natural number are very important for several areas of mathematics, representing a promising field in number theory. This work sought to analyze new relations involving the divisors of natural numbers, extending them to prime numbers ...
Hamilton Brito da Silva
doaj   +1 more source

Towers of Function Fields over Non-prime Finite Fields [PDF]

open access: yesMoscow Mathematical Journal, 2015
Over all non-prime finite fields, we construct some recursive towers of function fields with many rational places. Thus we obtain a substantial improvement on all known lower bounds for Ihara's quantity $A(\ell)$, for $\ell = p^n$ with $p$ prime and $n>3$ odd. We relate the explicit equations to Drinfeld modular varieties.
Bassa, Alp   +3 more
openaire   +4 more sources

Characteristic of Rings. Prime Fields

open access: yesFormalized Mathematics, 2015
Summary The notion of the characteristic of rings and its basic properties are formalized [14], [39], [20]. Classification of prime fields in terms of isomorphisms with appropriate fields (ℚ or ℤ/p) are presented. To facilitate reasonings within the field of rational numbers, values of numerators and denominators of basic operations over
Schwarzweller, Christoph   +1 more
openaire   +2 more sources

Constructing Prime-Field Planar Configurations [PDF]

open access: yesProceedings of the American Mathematical Society, 1984
An infinite class of planar configurations is constructed with distinct prime-field characteristic sets (i.e., configurations represented over a finite set of prime fields but over fields of no other characteristic). It is shown that if p p is sufficiently large, then every subset of k k primes between p
openaire   +1 more source

Prime numbers, quantum field theory and the Goldbach conjecture [PDF]

open access: yes, 2012
Motivated by the Goldbach conjecture in Number Theory and the abelian bosonization mechanism on a cylindrical two-dimensional spacetime we study the reconstruction of a real scalar field as a product of two real fermion (so-called \textit{prime}) fields ...
Di Francesco P.   +6 more
core   +2 more sources

Some Questions on the Ideal Class Group of Imaginary Abelian Fields [PDF]

open access: yes, 2007
Let k be an imaginary quadratic field. Assume that the class number of k is exactly an odd prime number p, and p splits into two distinct primes in k. Then it is known that a prime ideal lying above p is not principal.
Itoh, Tsuyoshi
core   +1 more source

Girth Analysis of Tanner’s (3, 17)-Regular QC-LDPC Codes Based on Euclidean Division Algorithm

open access: yesIEEE Access, 2019
In this paper, the girth distribution of the Tanner’s (3, 17)-regular quasi-cyclic LDPC (QC-LDPC) codes with code length $17p$ is determined, where $p$ is a prime and $p \equiv 1~(\bmod ~51)$ .
Hengzhou Xu   +3 more
doaj   +1 more source

Numerical simulation and first-order hazard analysis of large co-seismic tsunamis generated in the Puerto Rico trench: near-field impact on the North shore of Puerto Rico and far-field impact on the US East Coast [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2010
We perform numerical simulations of the coastal impact of large co-seismic tsunamis, initiated in the Puerto Rican trench, both in far-field areas along the upper US East coast (and other Caribbean islands), and in more detail in the near-field, along ...
S. T. Grilli   +5 more
doaj   +1 more source

On the Girth of Tanner (3, 13) Quasi-Cyclic LDPC Codes

open access: yesIEEE Access, 2019
Girth is an important structural property of low-density parity-check (LDPC) codes. Motivated by the works on the girth of Tanner (3, 5), (3, 7), (3, 11), and (5, 7) quasi-cyclic (QC) LDPC codes, we, in this paper, study the girth of Tanner (3, 13) QC ...
Hengzhou Xu   +4 more
doaj   +1 more source

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