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Let V $\subset$ C n be an equidimensional algebraic set and g be an n-variate polynomial with rational coefficients. Computing the critical points of the map that evaluates g at the points of V is a cornerstone of several algorithms in real…

Symbolic Computation · Computer Science 2016-05-10 Mohab Safey El Din , Pierre-Jean Spaenlehauer

Let $K$ be an algebraically closed field and $\mathrm{M}(2,K)$ be the $2\times 2$ matrix algebra over $K$ and $\mathrm{GL}(2,K)$ be the invertible elements in $\mathrm{M}(2,K)$. We explore the image of polynomials with constants, namely…

Group Theory · Mathematics 2023-12-22 Saikat Panja , Prachi Saini , Anupam Singh

The Segal conjecture describes stable maps between classifying spaces in terms of (virtual) bisets for the finite groups in question. Along these lines, we give an algebraic formula for the p-completion functor applied to stable maps…

Algebraic Topology · Mathematics 2022-01-11 Sune Precht Reeh , Tomer M. Schlank , Nathaniel Stapleton

We prove that the $abc$-Conjecture implies upper bounds on Zsigmondy sets that are uniform over families of unicritical polynomials over number fields. As an application, we use the $abc$-Conjecture to prove that there exist uniform bounds…

Number Theory · Mathematics 2017-11-07 Nicole Looper

Let X be an algebraic curve over Q and t a non-constant Q-rational function on X such that Q(t) is a proper subfield of Q(X). For every integer n pick a point P_n on X such that t(P_n)=n. We conjecture that, for large N, among the number…

Number Theory · Mathematics 2016-10-14 Yuri Bilu , Florian Luca

A real random variable admits median(s) and quantiles. These values minimize convex functions on $\mathbb R$. We show by "Convex Analysis" arguments that the function to be minimized is very natural. The relationship with some notions about…

Statistics Theory · Mathematics 2014-11-12 Michel Valadier

The well-known theory of "rational canonical form of an operator" describes the invariant factors, or elementary divisors, as a complete set of invariants of a similarity class of an operator on a finite-dimensional vector space $\V$ over a…

Dynamical Systems · Mathematics 2007-09-11 Ravi S. Kulkarni

This is a systematic investigation into the sensitivity of low-rank approximations of real matrices. We show that the low-rank approximation errors, in the two-norm, Frobenius norm and more generally, any Schatten p-norm, are insensitive to…

Numerical Analysis · Mathematics 2018-01-03 Petros Drineas , Ilse C. F. Ipsen

We give a conditional proof of the Uniform Boundedness Conjecture of Morton and Silverman in the case of polynomials over number fields, assuming a standard conjecture in arithmetic geometry. Our technique simultaneously yields a dynamical…

Number Theory · Mathematics 2025-12-23 Nicole R. Looper

In this article, we investigate some relations between dynamical and algebraic properties of semigroups of entire maps with applications to semigroups of formal series. We show that two entire maps fixing the origin share the set of…

Dynamical Systems · Mathematics 2024-08-12 C. Cabrera , P. Dominguez , P. Makienko

We show that Generic Green's conjecture holds for generic binary curves, through a detailed analysis of the family of scrolls containing fixed rational normal curves.

Algebraic Geometry · Mathematics 2014-05-28 Marco Franciosi , Elisa Tenni

In this paper, we explore two fundamental theorems of differential calculus: Rolle's Theorem and the Mean Value Theorem (MVT). These theorems play a crucial role in the development of theoretical and practical results in mathematics,…

Numerical Analysis · Mathematics 2025-01-07 Márcio Matheus de Lima Barboza , Francisco Márcio Barboza

We consider $p$-orientations, which are defined to be orientations of $d$-regular graphs such that every vertex either has in-degree $p$ or out-degree $p$. These generalise the orientations considered in Jaeger's conjecture, where $d=4p+1$.…

Combinatorics · Mathematics 2026-04-27 Catherine Greenhill , Mikhail Isaev , Charles Lewis

For each configuration of rational points on the affine line, we define an operation on the group of unstable A1 motivic homotopy classes of endomorphisms of the projective line. We also derive an algebraic formula for the image of such an…

Algebraic Topology · Mathematics 2025-11-11 John Igieobo , Stephen McKean , Steven Sanchez , Dae'Shawn Taylor , Kirsten Wickelgren

In this paper, we investigate Boston's generalization of the unramified Fontaine-Mazur conjecture for Galois representations. From a group-theoretic perspective, we first show that the conjecture can be reduced to the case of certain…

Number Theory · Mathematics 2026-01-29 Yufan Luo

We prove that for two-component maps in dimension two, rank-one convexity is equivalent to quasiconvexity. The essential tool for the proof is a fixed-point argument for a suitable set-valued map going from one component to the other that…

Optimization and Control · Mathematics 2025-05-14 Pablo Pedregal

Many results on the convex order in the literature were stated for random variables with finite mean. For instance, a fundamental result in dependence modeling is that the sum of a pair of random random variables is upper bounded in convex…

Probability · Mathematics 2026-02-27 Benjamin Côté , Ruodu Wang

We develop an abstract framework for studying the strong form of Malle's conjecture for nilpotent groups $G$ in their regular representation. This framework is then used to prove the strong form of Malle's conjecture for any nilpotent group…

Number Theory · Mathematics 2021-04-01 Peter Koymans , Carlo Pagano

Posterior predictive p-values are a common approach to Bayesian model-checking. This article analyses their frequency behaviour, that is, their distribution when the parameters and the data are drawn from the prior and the model…

Statistics Theory · Mathematics 2015-03-31 Patrick Rubin-Delanchy , Daniel John Lawson

We define various formal moduli spaces of p-divisible groups which are regular, and morphisms between them. We formulate arithmetic transfer conjectures, which are variants of the arithmetic fundamental lemma conjecture of the third author…

Number Theory · Mathematics 2017-01-16 Michael Rapoport , Brian Smithling , Wei Zhang