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We define a new family of valuations on polyhedral cones valued in the space of bounded polyhedra.

Metric Geometry · Mathematics 2019-01-24 Hailun Zheng , Michał Zydor

In this paper, we give sharp upper and lower bounds for the number of degenerate monic (and arbitrary, not necessarily monic) polynomials with integer coefficients of fixed degree $n \ge 2$ and height bounded by $H \ge 2$. The polynomial is…

Number Theory · Mathematics 2015-01-14 Artūras Dubickas , Min Sha

We briefly review the five possible real polynomial solutions of hypergeometric differential equations. Three of them are the well known classical orthogonal polynomials, but the other two are different with respect to their orthogonality…

Quantum Physics · Physics 2007-07-02 A. P. Raposo , H. J. Weber , D. Alvarez-Castillo , M. Kirchbach

The analogous quaternionic polynomials of a class of bivariate orthogonal polynomials (arXiv: 1502.07256, 2014) introduced. The ladder operators for these quaternionic polynomials also studied. For the quaternionic case, the ladder…

Mathematical Physics · Physics 2015-07-01 Nasser Saad , K. Thirulogasanthar

First we solve the problem of finding minimal degree families on toric surfaces by reducing it to lattice geometry. Then we describe how to find minimal degree families on, more generally, rational complex projective surfaces.

Algebraic Geometry · Mathematics 2021-03-09 Niels Lubbes , Josef Schicho

This paper constructs polynomial bases that capture the structure of the de Rham complex with boundary conditions in disks and cylinders (both periodic and finite) in a way that respects rotational symmetry. The starting point is explicit…

Numerical Analysis · Mathematics 2026-03-26 Sheehan Olver

The real type of a finite family of univariate polynomials characterizes the combined sign behavior of the polynomials over the real line. We derive an explicit formula for the number of real types subject to given degree bounds. For the…

Symbolic Computation · Computer Science 2025-02-10 Nicolas Faroß , Thomas Sturm

We study three families of polyhedral cones whose sections are regular simplices, cubes, and crosspolytopes. We compute solid angles and conic intrinsic volumes of these cones. We show that several quantities appearing in stochastic…

Probability · Mathematics 2021-01-01 Zakhar Kabluchko , Hauke Seidel

We study skew-orthogonal polynomials with respect to the weight function $\exp[-2V(x)]$, with $V(x)=\sum_{K=1}^{2d}(u_{K}/{K})x^{K}$, $u_{2d} > 0$, $d > 0$. A finite subsequence of such skew-orthogonal polynomials arising in the study of…

Mathematical Physics · Physics 2015-06-26 Saugata Ghosh

In this paper, we present three classes of complete permutation monomials over finite fields of odd characteristic. Meanwhile, the compositional inverses of these complete permutation polynomials are also proposed.

Number Theory · Mathematics 2013-12-04 Guangkui Xu , Xiwang Cao , Ziran Tu , Xiangyong Zeng , Lei Hu

In this paper we get two new classes of regular sequences in the polynomial ring over the field of complex numbers.

Commutative Algebra · Mathematics 2015-03-25 Ri-Xiang Chen

In a classical case, orthogonal polynomial sequences are in such a way that the $ n $th polynomial has the exact degree $n$. Such sequences are complete and form a basis of the space for any arbitrary polynomial. In this paper, we introduce…

Mathematical Physics · Physics 2020-06-16 Mohammad Masjed-Jamei , Zahra Moalemi , Nasser Saad

We wish to investigate the $D_{\omega}$-classical orthogonal polynomials, where $D_{\omega}$ is a special case of the Hahn operator. For this purpose, we consider the problem of finding all sequences of orthogonal polynomials such that…

Classical Analysis and ODEs · Mathematics 2023-06-13 Khalfa Douak

This work proposes two nodal type nonconforming finite elements over convex quadrilaterals, which are parts of a finite element exact sequence. Both elements are of 12 degrees of freedom (DoFs) with polynomial shape function spaces…

Numerical Analysis · Mathematics 2018-10-16 Xinchen Zhou , Zhaoliang Meng , Xin Fan , Zhongxuan Luo

We consider orthogonal polynomials on the unit circle with respect to a weight which is a quotient of $q$-gamma functions. We show that the Verblunsky coefficients of these polynomials satisfy discrete Painlev\'e equations, in a Lax form,…

Classical Analysis and ODEs · Mathematics 2010-07-06 Philippe Biane

We consider the three finite free convolutions for polynomials studied in a recent paper by Marcus, Spielman, and Srivastava. Each can be described either by direct explicit formulae or in terms of operations on randomly rotated matrices.…

Combinatorics · Mathematics 2022-09-02 Jacob Campbell , Zhi Yin

In this paper, with the help of trinomial coefficients we study some arithmetic properties of certain determiants involving reciprocals of binary quadratic forms over finite fields.

Number Theory · Mathematics 2024-07-25 Yue-Feng She , Hai-Liang Wu

In this paper, we introduce cone normed linear space, study the cone convergence with respect to cone norm. Finally, we prove the completeness of a finite dimensional cone normed linear space.

General Mathematics · Mathematics 2010-09-14 T. K. Samanta , Sanjay Roy , Bivas Dinda

The double-direction orthogonalization algorithm is applied to construct sequences of polynomials, which are orthogonal over the interval [0,1]with the weighting function 1. Functional and recurrent relations are derived for the sequences…

Numerical Analysis · Mathematics 2025-10-20 Vladimir Chelyshkov

In this paper, we derive a pair of finite univariate biorthogonal polynomials suggested by the finite univariate orthogonal polynomials $M_{n}^{(p,q)}(x)$. The corresponding biorthogonality relation is given. Some useful relations and…

Classical Analysis and ODEs · Mathematics 2024-08-28 Esra Güldoğan Lekesiz