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Using a direct algebraic approach we derive convolution identities for second order sequences, hereby distinguishing between sequences obeying the same or different recurrence relations. We also state a general convolution for Horadam…

General Mathematics · Mathematics 2024-09-24 Kunle Adegoke , Segun Olofin Akerele , Robert Frontczak

We extend the polynomial Pell's equation satisfied by univariate Chebyshev polynomials on [--1, 1] from one variable to several variables, using orthogonal polynomials on regular domains that include cubes, balls, and simplexes of arbitrary…

Optimization and Control · Mathematics 2024-04-03 Jean-Bernard Lasserre , Yuan Xu

We employ the generalized Remez algorithm, initially suggested by P. T. P. Tang, to perform an experimental study of Chebyshev polynomials in the complex plane. Our focus lies particularly on the examination of their norms and zeros. What…

Complex Variables · Mathematics 2025-07-11 Lennart Aljoscha Hübner , Olof Rubin

We introduce two explicit examples of polynomials orthogonal on the unit circle. Moments and the reflection coefficients are expressed in terms of Jacobi elliptic functions. We find explicit expression for these polynomials in terms of a…

Classical Analysis and ODEs · Mathematics 2007-12-18 Alexei Zhedanov

We discuss several conjectures about the real-rootedness of polynomials whose coefficients are determinants of coefficients of a real-rooted polynomial. We also consider some questions about matrices generalizing totally positive matrices,…

Classical Analysis and ODEs · Mathematics 2008-08-14 Steve Fisk

A novel method, connecting the space of solutions of a linear differential equation, of arbitrary order, to the space of monomials, is used for exploring the algebraic structure of the solution space. Apart from yielding new expressions for…

Mathematical Physics · Physics 2007-05-23 N. Gurappa , Prasanta K. Panigrahi , T. Shreecharan

We present a scheme for finding all roots of an analytic function in a square domain in the complex plane. The scheme can be viewed as a generalization of the classical approach to finding roots of a function on the real line, by first…

Numerical Analysis · Mathematics 2026-04-13 Hanwen Zhang , Vladimir Rokhlin

To every integer monic polynomial of degree m can be associated m integer sequences having interesting properties to the roots of the polynomial. These sequences can be used to find the real roots of any integer monic polynomial by using…

General Mathematics · Mathematics 2007-05-23 Ashok Kumar Gupta , Ashok Kumar Mittal

We evaluate the total integral from negative infinity to positive infinity of all global solutions to the Painleve II equation on the real line. The method is based on the interplay between one of the equations of the associated Lax pair…

Classical Analysis and ODEs · Mathematics 2009-11-13 Jinho Baik , Robert Buckingham , Jeffery DiFranco , Alexander Its

We investigate pairs of diagonal cubic equations with integral coefficients. For a class of such Diophantine systems with 11 or more variables, we are able to establish that the number of integral solutions in a large box is at least as…

Number Theory · Mathematics 2021-10-12 Joerg Bruedern , Trevor D. Wooley

By viewing the regular $N$-gon as the set of $N$th roots of unity in the complex plane we transform several questions regarding polygon diagonals into when a polynomial vanishes when evaluated at roots of unity. To study these solutions we…

Number Theory · Mathematics 2019-10-24 Thomas Grubb , Christian Woll

Interior and exterior angle vectors of polytopes capture curvature information at faces of all dimensions and can be seen as metric variants of $f$-vectors. In this context, Gram's relation takes the place of the Euler--Poincar\'e relation…

Combinatorics · Mathematics 2024-09-30 Spencer Backman , Sebastian Manecke , Raman Sanyal

In this paper, we obtain new results on the critical points of a polynomial, these results are useful to the Sendov conjecture.

Complex Variables · Mathematics 2013-01-03 Zaizhao Meng

Kontsevich's work on Airy matrix integrals has led to explicit results for the intersection numbers of the moduli space of curves. In this article we show that a duality between k-point functions on $N\times N$ matrices and N-point…

High Energy Physics - Theory · Physics 2008-11-26 E. Brezin , S. Hikami

We prove new bounds on the number of incidences between points and higher degree algebraic curves. The key ingredient is an improved initial bound, which is valid for all fields. Then we apply the polynomial method to obtain global bounds…

Combinatorics · Mathematics 2015-03-31 Hong Wang , Ben Yang , Ruixiang Zhang

Recent developments in the theory and application of the Hardy-Littlewood method are discussed, concentrating on aspects associated with diagonal diophantine problems. Recent efficient differencing methods for estimating mean values of…

Number Theory · Mathematics 2007-05-23 Trevor D. Wooley

Let f in Z[X,Y,Z] be a non-constant, absolutely irreducible, homogeneous polynomial with integer coefficients, such that the projective curve given by f=0 has a function field isomorphic to the rational function field Q(t). We show that all…

Number Theory · Mathematics 2011-06-29 Sophie Frisch , Günter Lettl

The spread between two lines in rational trigonometry replaces the concept of angle, allowing the complete specification of many geometrical and dynamical situations which have traditionally been viewed approximately. This paper…

Classical Analysis and ODEs · Mathematics 2009-11-06 Shuxiang Goh , N. J. Wildberger

We present a general algorithm for solving all two-variable polynomial Diophantine equations consisting of three monomials. Before this work, even the existence of an algorithm for solving the one-parameter family of equations…

Number Theory · Mathematics 2023-07-07 Bogdan Grechuk , Tetiana Grechuk , Ashleigh Wilcox

We improve upon an Omega result due to Soundararajan with respect to general trigonometric polynomials having positive Fourier coefficients. Instead of Dirichlet's approximation theorem we employ the resonance method and this leads to…

Number Theory · Mathematics 2026-05-27 Athanasios Sourmelidis
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