Results 31 to 40 of about 558,531 (279)

Riemann-Hilbert problem for the small dispersion limit of the KdV equation and linear overdetermined systems of Euler-Poisson-Darboux type

open access: yes, 2001
We study the Cauchy problem for the Korteweg de Vries (KdV) equation with small dispersion and with monotonically increasing initial data using the Riemann-Hilbert (RH) approach.
?abat   +31 more
core   +1 more source

On a measure of algebraic independence of modulus and values of Jacobi elliptic function

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2013
It is proved an estimation of a measure of algebraic independence for the modulus and values at various algebraic points of the Jacobi elliptic function.
Kholyavka Ya.M.
doaj   +3 more sources

Branching Data for Algebraic Functions and Representability by Radicals [PDF]

open access: yes, 2011
The branching data of an algebraic function is a list of orders of local monodromies around branching points. We present branching data that ensure that the algebraic functions having them are representable by radicals.
Burda, Yuri, Khovanskii, Askold
core   +1 more source

Integral D-Finite Functions

open access: yes, 2015
We propose a differential analog of the notion of integral closure of algebraic function fields. We present an algorithm for computing the integral closure of the algebra defined by a linear differential operator.
Bronstein Manuel   +4 more
core   +1 more source

Selected non-holonomic functions in lattice statistical mechanics and enumerative combinatorics

open access: yes, 2015
We recall that the full susceptibility series of the Ising model, modulo powers of the prime 2, reduce to algebraic functions. We also recall the non-linear polynomial differential equation obtained by Tutte for the generating function of the q-coloured ...
Boukraa, S., Maillard, J-M.
core   +2 more sources

An Adaptive Human Pilot Model With Reaction Time Delay for Enhanced Adaptive Control in Piloted Systems

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This work introduces an adaptive human pilot model that captures pilot time‐delay effects in adaptive control systems. The model enables the prediction of pilot–controller interactions, facilitating safer integration and improved design of adaptive controllers for piloted applications.
Abdullah Habboush, Yildiray Yildiz
wiley   +1 more source

On the algebraic structure of Klimov-Shamir T-function

open access: yesTongxin xuebao, 2008
The algebraic structure of Klimov-Shamir T-function was studied,and some algebraic equations over the bina-ries of sequences generated by this T-function were presented.According to these equations,how to choose C which could make the algebraic structure
LUO Yong-long, QI Wen-feng
doaj   +2 more sources

Similarity Sorting Method for Retrieval Results of Linear Algebra Formula [PDF]

open access: yesJisuanji gongcheng, 2018
Compared with the general mathematical formula,linear algebra formula has more complex structure and richer syntax and semantics,so it is more difficult to achieve its retrieval.Through the analysis of linear algebraic retrieval,several matching modes of
SUN Mengying,TIAN Xuedong
doaj   +1 more source

A Thermodynamic 3D Model for the Simulation of Diffusion‐Controlled Alloying Processes in Heterogeneous Material Structures

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical model resulting from irreversible thermodynamics for describing transport processes is introduced, focusing on thermodynamic activity gradients as the actual driving force for diffusion. Implemented in CUDA C++ and using CalPhaD methods for determining the necessary activity data, the model accurately simulates interdiffusion in aluminum ...
Ulrich Holländer   +3 more
wiley   +1 more source

Reconocimiento de las variables visuales y unidades simbólicas significativas de las funciones cuadráticas

open access: yesAnnales de Didactique et de Sciences Cognitives, 2017
In this paper, we explore the qualitative recognition by 144 high school students of the visual variables of the graphical representation of a quadratic function and the significant symbolic units of its algebraic writing.
Rebeca Guirette   +2 more
doaj   +1 more source

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