Results 31 to 40 of about 3,127 (285)

Poisson algebras via model theory and differential-algebraic geometry [PDF]

open access: yes, 2017
Brown and Gordon asked whether the Poisson Dixmier–Moeglin equivalence holds for any complex affine Poisson algebra, that is, whether the sets of Poisson rational ideals, Poisson primitive ideals, and Poisson locally closed ideals coincide.
Moosa, Rahim   +8 more
core   +1 more source

Artin L-Functions for Abelian Extensions of Imaginary Quadratic Fields [PDF]

open access: yes, 2005
Let F be an abelian extension of an imaginary quadratic field K with Galois group G. We form the Galois-equivariant L-function of the motive h(Spec F)(j) where the Tate twists j are negative integers.
Johnson, Jennifer Michelle
core   +1 more source

Notes on exchange interactions in holographic p-adic CFT

open access: yesPhysics Letters B, 2017
There is a renewed interest in conformal field theories (CFT) on ultrametric spaces (p-adic field and its algebraic extensions) in view of their natural adaptability to the holographic setting.
Parikshit Dutta   +2 more
doaj   +1 more source

Multiplication polynomials and relative Manin-Mumford [PDF]

open access: yes, 2015
After the introduction we prove in chapter 2 that the resultant of the standard multiplication polynomials $A_n,B_n$ of an elliptic curve in the form $y^2 = x^3+ax+b$ is
$(16\Delta)^{{n^2(n^2-1) \over 6}}$, where $\Delta=-(4a^3+27b^2)$ is the ...
Schmidt, Harry
core   +1 more source

On multiplication in algebraic extension fields

open access: yesTheoretical Computer Science, 1979
AbstractIn this paper we characterize all algorithms for obtaining the coefficients of (Σn−1i=0 xiui)(Σn−1i=0 yiui) mod P(u), where P(u) is an irreducible po lynomial of degree n, which use 2n − 1 multiplications. It is shown that up to equivalence, all such algorithms are obtainable by first obtaining the coefficients of the product of two polynomials,
openaire   +1 more source

Integrability of conformal blocks. Part I. Calogero-Sutherland scattering theory

open access: yesJournal of High Energy Physics, 2018
Conformal blocks are the central ingredient of the conformal bootstrap programme. We elaborate on our recent observation that uncovered a relation with wave functions of an integrable Calogero-Sutherland Hamiltonian in order to develop a systematic ...
Mikhail Isachenkov, Volker Schomerus
doaj   +1 more source

Piecewise hereditary algebras under field extensions [PDF]

open access: yesCzechoslovak Mathematical Journal, 2021
Let $A$ be a finite-dimensional $k$-algebra and $K/k$ be a finite separable field extension. We prove that $A$ is derived equivalent to a hereditary algebra if and only if so is $A\otimes_kK$.
openaire   +2 more sources

Discrete Cartesian Coordinate Transformations: Using Algebraic Extension Methods

open access: yesApplied Sciences
It is shown that it is reasonable to use Galois fields, including those obtained by algebraic extensions, to describe the position of a point in a discrete Cartesian coordinate system in many cases. This approach is applicable to any problem in which the
Aruzhan Kadyrzhan   +3 more
doaj   +1 more source

The Field of Norms Functor and the Hilbert Symbol [PDF]

open access: yes, 2010
The classical Hilbert symbol of a higher local field $F$ containing a primitive $p^M$-th root of unity $\zeta_M$ is a pairing $F^*/(F^*)^{p^M}\times K_N(F)/p^M \to \mu_{p^M}$, describing Kummer extensions of exponent $p^M$.
JENNI, RUTH,CHRISTINE   +1 more
core  

Algebraic geometric codes on many points from Kummer extensions [PDF]

open access: yes, 2018
For Kummer extensions defined by ym=f(x), where f(x) is a separable polynomial over the finite field Fq, we compute the number of Weierstrass gaps at two totally ramified places.
Quoos L., Zini G., Bartoli D.
core   +1 more source

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