Results 81 to 90 of about 2,325,357 (271)

On Kronecker's limit formula in a totally imaginary quadratic field over a totally real algebraic number field

open access: yes, 1965
Here $A_{-1}$ , the residue of $\zeta_{K}(s)$ at $s=1$ , was determined by Dirichlet and Dedekind for any algebraic number field $K$. However, little is known about the constant term $A_{0}$ , in spite of its importance. As far as the author knows, $A_{0}
Shuji Konno
semanticscholar   +1 more source

On the semigroup of ideal classes in an order of an algebraic number field

open access: yes, 1961
There is a natural link between classes of ideals in orders of algebraic number fields and similarity classes of integral matrices defined by unimodular matrices.
E. Dade, O. Taussky, H. Zassenhaus
semanticscholar   +1 more source

The Genus Field and Genus Number in Algebraic Number Fields [PDF]

open access: yesNagoya Mathematical Journal, 1967
Let k be an algebraic number field and K be its normal extension of finite degree. Then the genus field K* of K over k is defined as the maximal unramified extension of K which is obtained from K by composing an abelian extension over k2). We call the degree (K*: K) the genus number of K over k.
openaire   +3 more sources

Anosov Lie algebras and algebraic units in number fields [PDF]

open access: yesMonatshefte für Mathematik, 2010
12 pages, few changes and change in proof of proposition 2, to appear in Monatshefte f\"ur ...
openaire   +3 more sources

Ordinary reduction of K3 surfaces

open access: yes, 2009
Let X be a K3 surface over a number field K. We prove that there exists a finite algebraic field extension L/K such that X has ordinary reduction at every non-archimedean place of L outside a density zero set of places.Comment: 7 ...
Bogomolov, Fedor A., Zarhin, Yuri G.
core   +2 more sources

Helly dimension of algebraic groups

open access: yes, 2009
It is shown that for a linear algebraic group G over a field of characteristic zero, there is a natural number \kappa(G) such that if a system of Zariski closed cosets in G has empty intersection, then there is a subsystem consisting of at most \kappa(G)
Domokos, M., Szabó, E.
core   +1 more source

Computational modeling and analysis for the effect of magnetic field on rotating stretched disk flow with heat transfer

open access: yesPropulsion and Power Research, 2021
Time-dependent viscous fluid flow due to a stretchable rotating disk is investigated. Magnetic field is applied in vertical direction to the disk. Temperature equation is assisted with Joule heating effect.
Salman Ahmad   +4 more
doaj  

Units in arithmetic progression in an algebraic number field

open access: yes, 1974
It is shown that a given algebraic number field of degree n ?4 over the rationals can contain at most n units in arithmetic progression, and that this bound is sharp.
M. Newman
semanticscholar   +1 more source

A Power Associative Loop Structure for the Construction of Non-Linear Components of Block Cipher

open access: yesIEEE Access, 2020
In the symmetric key cryptography, the purpose of the substitution box is to generate confusion and hence improve the security of the whole cryptosystem.
Sadam Hussain   +3 more
doaj   +1 more source

Computational efficiency for the surface renewal method [PDF]

open access: yesAtmospheric Measurement Techniques, 2018
Measuring surface fluxes using the surface renewal (SR) method requires programmatic algorithms for tabulation, algebraic calculation, and data quality control.
J. Kelley, C. Higgins
doaj   +1 more source

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