Results 71 to 80 of about 8,379,944 (285)

On an uncertainty principle for small index subgroups of finite fields

open access: yesOpen Mathematics
In this article, we continue the study of the nonvanishing minors property initiated by Garcia, Karaali, and Katz, for the compressed Fourier matrix attached to a subgroup HH of the multiplicative group of a finite field Fq{{\mathbb{F}}}_{q} and a ...
Padilla Diego Fernando Díaz   +1 more
doaj   +1 more source

Computing character degrees via a Galois connection [PDF]

open access: yesInternational Journal of Group Theory, 2015
In a previous paper, the second author established that, given finite fields ...
Mark L. Lewis , John K. McVey
doaj  

Influence of Scan Strategies in Electron Beam Powder Bed Fusion on Solidification, Microstructure, and High‐Temperature Compressive Properties of γ′‐Strengthened Inconel 738LC

open access: yesAdvanced Engineering Materials, EarlyView.
Experiments and thermophysical simulations were conducted to investigate the electron beam powder bed fusion electron beam (PBF‐EB/M) process for the γ′‐strengthened nickel‐based superalloy Inconel 738LC. The results demonstrate the impact of process‐induced microstructural variations on high‐temperature mechanical behavior, providing a basis for ...
Jan Niklas Petenati   +11 more
wiley   +1 more source

Development and implementation of a finite element program for static electromagnetic field problems [PDF]

open access: yes, 1990
Bibliography: leaves 102-106.A program is presented for the solution of static electromagnetic fields in bounded and unbounded 2- dimensional domains. The program comprises of a mesh generator which descretises the domain into triangular finite elements ...
Gopal, G
core   +1 more source

New Constructions of Complete Permutation Polynomials over Finite Fields of Even Characteristic

open access: yesMathematics
Complete permutation polynomials have many applications in mathematics and cryptography. In this paper, we study the complete permutation property of polynomial xh(xq−1)q+1 over Fq2, where h(x)=h1(x+xq)+h2(x+xq)xk.
Jian Li, Zhengbang Zha, Ziran Tu
doaj   +1 more source

Chebyshev action on finite fields

open access: yesDiscrete Mathematics, 2014
Given a polynomial f and a finite field F one can construct a directed graph where the vertices are the values in the finite field, and emanating from each vertex is an edge joining the vertex to its image under f. When f is a Chebyshev polynomial of prime degree, the graphs display an unusual degree of symmetry.
openaire   +3 more sources

Solution of Large Stochastic Finite Element Problems – Application to ECT-NDT [PDF]

open access: yes, 2013
Version éditeur disponible à cette adresse : http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=6514633This paper describes an efficient bloc iterative solver for the Spectral Stochastic Finite Element Method (SSFEM). The SSFEM was widely used to
MOREAU, Olivier   +3 more
core   +1 more source

DigiChrom: A Domain Ontology for Semantic Representation of Trivalent Chromium Platings and Its Large Language Model‐Based Alignment With Multiple Mid‐Level Ontologies

open access: yesAdvanced Engineering Materials, EarlyView.
Digitalizing electroplating requires both domain knowledge and interoperability. This work introduces PlatOn, a domain ontology for trivalent chromium plating and coating characterization, and a hybrid pipeline that aligns it to a mid‐level reference ontology by combining eight similarity metrics with language model reasoning. Expert‐validated mappings
Janik Harter   +10 more
wiley   +1 more source

Ranked solutions of the matric equation A1X1=A2X2

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1980
Let GF(pz) denote the finite field of pz elements. Let A1 be s×m of rank r1 and A2 be s×n of rank r2 with elements from GF(pz). In this paper, formulas are given for finding the number of X1,X2 over GF(pz) which satisfy the matric equation A1X1=A2X2 ...
A. Duane Porter, Nick Mousouris
doaj   +1 more source

High‐Resolution Corrosion Fingerprinting of Alloy Libraries via Microdroplet Spectroelectrochemistry

open access: yesAdvanced Engineering Materials, EarlyView.
Ionic‐liquid microdroplet spectroelectrochemistry enables stable, localized electrochemical measurements over extended timescales. By coupling impedance spectroscopy, wetting analysis, finite‐element simulations, and operando Raman spectroscopy, it disentangles geometrical and electrochemical effects, opening new opportunities for rapid corrosion ...
Ekaterina Kurchavova   +3 more
wiley   +1 more source

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