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We show a general lower bound for Mean-value of Dirichlet polynomials

Number Theory · Mathematics 2017-07-13 Michel Weber

We estimate the number of zeros of a polynomial in $\mathbb{C}[z]$ within any small circular disc centered on the unit circle, which improves and comprehensively extends a result established by Borwein, Erd{\'e}lyi, and Littmann~\cite{BE1}…

Complex Variables · Mathematics 2024-07-23 Mithun Kumar Das

We give a lower bound for the degree of an irreducible factor of a given polynomial. This improves and generalizes the results obtained in [4, On the irreducible factors of a polynomial, Proc. Amer. Math. Soc., 148 (2020] 1429 -- 1437].

Number Theory · Mathematics 2020-08-03 Anuj Jakhar , Srinivas Koytada

We prove a lower bound on the canonical height associated to polynomials over number fields evaluated at points with infinite forward orbit. The lower bound depends only on the degree of the polynomial, the degree of the number field, and…

Number Theory · Mathematics 2017-09-27 Nicole Looper

We derive Moore-type upper bounds for regular simplicial complexes and present logarithmic lower bounds on their diameter based on minimum degree.

Combinatorics · Mathematics 2025-08-08 Sukrit Chakraborty

In this paper, we give a sharp lower bound for the minimum deviation of the Chebyshev polynomial on a compact subset of the real line in terms of the corresponding logarithmic capacity. Especially if the set is the union of several real…

Complex Variables · Mathematics 2013-06-27 Klaus Schiefermayr

This paper derives numerical bounds for and implements the splitting circle method for finding roots of a univariate polynomial in the presence of fixed precision.

Numerical Analysis · Mathematics 2022-09-13 Michael Nisenzon

We present a new positive lower bound for the minimum value taken by a polynomial P with integer coefficients in k variables over the standard simplex of R^k, assuming that P is positive on the simplex. This bound depends only on the number…

Algebraic Geometry · Mathematics 2009-06-25 Gabriela Jeronimo , Daniel Perrucci

We announce numerous new results in the theory of orthogonal polynomials on the unit circle.

Spectral Theory · Mathematics 2007-05-23 Barry Simon

In this paper I prove a conjecture which gives a lower bound for the largest absolute value of the coefficients of the n-th cyclotomic polynomial for some n. Moreover this estimate is essentially sharp.

Number Theory · Mathematics 2024-03-21 Akos Borsanyi

In this note we investigate, as a natural continuation of [K. Castillo, Constr. Approx., 55 (2022) 605-627], the behaviour of the zeros of discrete paraorthogonal polynomials on the unit circle with respect to a real parameter.

Classical Analysis and ODEs · Mathematics 2024-12-02 G. Gordillo-Núñez , A. Suzuki

We present a new method for obtaining norm bounds for random matrices, where each entry is a low-degree polynomial in an underlying set of independent real-valued random variables. Such matrices arise in a variety of settings in the…

Probability · Mathematics 2024-12-12 Madhur Tulsiani , June Wu

We consider the problem of bounding away from 0 the minimum value m taken by a polynomial P of Z[X_1,...,X_k] over the standard simplex, assuming that m>0. Recent algorithmic developments in real algebraic geometry enable us to obtain a…

Symbolic Computation · Computer Science 2009-02-20 Saugata Basu , Richard Leroy , Marie-Francoise Roy

In this note, we provide a wide range of upper bounds for the moduli of the zeros of a complex polynomial. The obtained bounds complete a series of previous papers on the location of zeros of polynomials.

Complex Variables · Mathematics 2011-02-15 Josep Rubió-Massegú

We provide a lower bound on the probability that a binomial random variable is exceeding its mean. Our proof employs estimates on the mean absolute deviation and the tail conditional expectation of binomial random variables.

Probability · Mathematics 2016-04-22 Christos Pelekis , Jan Ramon

We estimate the error term in the asymptotic formula of the Sidon constant for (ordinary) Dirichlet polynomials by providing explicit lower and upper bounds. The lower bound is already implicitly known, but we supply the necessary…

Number Theory · Mathematics 2014-06-24 Ole Fredrik Brevig

This paper addresses the problem of deciding the lower-boundedness of an arbitrary real polynomial p in n variables.

Optimization and Control · Mathematics 2025-12-01 Nguyen Hong Duc , Vu Trung Hieu

A regularity lemma for polynomials provides a decomposition in terms of a bounded number of approximately independent polynomials. Such regularity lemmas play an important role in numerous results, yet suffer from the familiar shortcoming…

Combinatorics · Mathematics 2026-05-26 Guy Moshkovitz , Dora Woodruff

In this paper, we prove an inequality regarding the differential polynomial. This improves some recent results.

Complex Variables · Mathematics 2020-12-29 Sudip Saha

In this work, we are dealing with some properties relating the zeros of a polynomial and its Mahler measure. We provide estimates on the number of real zeros of a polynomial, lower bounds on the distance between the zeros of a polynomial…

Number Theory · Mathematics 2021-03-15 Myrial Ounaies , Georges Rhin , Jean Marc Sac-Épée
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