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๐Ÿ” omar ramirez ๐Ÿ“‚ Mathematics
Showing 133 results for "omar ramirez" in Mathematics
Mathematics Preprint PDF DOI

CRITERIA: A network decomposition and elementary flux mode translation-based tool for computing equilibria of biochemical systems

Exequiel Jun V. Villejo, Aurelio A. de los Reyes V, Bryan S. Hernandez ยท 2026

Understanding how biochemical systems settle into stable states, such as how protein concentrations reach equilibrium, is central to explaining cellular behavior and designing synthetic biological cirโ€ฆ

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Mathematics Preprint PDF DOI

Stable Finite-Time Singularity Formation for 3D Navier--Stokes via 5D-Lifted Axisymmetric Reductions

Rishad Shahmurov ยท 2026

We present a 5D-lifted analytic-profile program for finite-time singularity formation in the 3D incompressible Navier--Stokes equations on the periodic torus $\T^3$. The core of the construction is a โ€ฆ

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Mathematics Preprint PDF DOI

Asymptotics of Nonparametric Estimation under general non-monotone MAR missingness: A Bayesian Approach

Badr-Eddine Cherief-Abdellatif, Jeffrey Naf ยท 2026

Missing values are ubiquitous in (data) science, with potential detrimental consequences for any statistical analysis. As a consequence, a wealth of methods and theoretical results have been developedโ€ฆ

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Mathematics Preprint PDF DOI

Quadratic form of heavy-tailed self-normalized random vector with applications in $\alpha$-heavy Mar\v cenko--Pastur law

Zhaorui Dong, Johannes Heiny, Jianfeng Yao ยท 2026

Let $\mathbf{x}$ be a random vector with $n$ i.i.d.\ real-valued components in the domain attraction of an $\alpha$-stable law with $\alpha\in(0,2)$, and let $\mathbf{y}=\mathbf{x}/\|\mathbf{x}\|_2$ bโ€ฆ

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Mathematics Preprint PDF DOI

On a fractional stochastic heat equation arising from the disordered pinning model

Zi'an Li, Jian Song, Ran Wei, Hang Zhang ยท 2026

We study the mild Skorohod solution to the following fractional stochastic heat equation on $\mathbb{R}$: \begin{equation} \begin{cases} \partial_t u(t,x)=-(-\Delta)^{\rho/2} u(t,x) +\beta u(t,x)\deltโ€ฆ

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Mathematics Preprint PDF DOI

Exact Volumes of Semi-Algebraic Convex Bodies

Lakshmi Ramesh, Nicolas Weiss ยท 2026

We compute the volumes of convex bodies that are given by inequalities of concave polynomials. These volumes are found to arbitrary precision thanks to the representation of periods by linear differenโ€ฆ

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Mathematics Preprint PDF DOI

Lie groupoids, the Satake compactification and the tempered dual, I: The Satake groupoid

Jacob Bradd, Nigel Higson, Robert Yuncken ยท 2025

The (maximal) Satake compactification associated to a real reductive group $G$ is the closure of the symmetric space of all maximal compact subgroups of $G$ within the compact space of all closed subgโ€ฆ

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Mathematics Preprint PDF DOI

El mar que envuelve a las piedras: espacios de Stone, profinitos y su papel en la aritm\'etica contempor\'anea

J.R. Perez-Buendia ยท 2025

Stone duality establishes a contravariant equivalence between the category of Boolean algebras and the category of compact, Hausdorff, totally disconnected topological spaces (Stone spaces). These spaโ€ฆ

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Mathematics Preprint PDF DOI

$m$-partite oriented semiregular representation of valency 3 for finite groups

Songnian Xu, Dein Wong, Wenhao Zhen ยท 2025

Let $G$ be a finite group and $m \geq 2$ a positive integer. We say that $G$ admits an \emph{oriented $m$-semiregular representation} (abbreviated as OmSR) if there exists a $m$-Cayley digraph $\Gammaโ€ฆ

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Mathematics Preprint PDF DOI

Sharp restrictions of analytic function spaces of several variables

R.F. Shamoyan, N.M. Makhina ยท 2025

In this expository paper we collect many recent advances in analytic function spaces of several complex variables related with trace problem in tubular domains over symmetric cones and bounded stronglโ€ฆ

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Mathematics Preprint PDF DOI

Innovative Distributed Maintenance Concept: From the design to cost optimisation

Maria Di Mascolo (G-SCOP, G-SCOP_DOME2S), Zineb Simeu-Abazi (G-SCOP, G-SCOP_DOME2S), Rony Arsene Djeunang Mezafack (G-SCOP, G-SCOP_DOME2S) ยท 2025

This study proposes an integrated heuristic framework for the strategic optimization of distributed maintenance operations in geo-distributed production systems (GDPS). It introduces a dual-entity maiโ€ฆ

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Mathematics Preprint PDF DOI

On the weighted Wiener-L\'evy theorem: analogue on Euclidean space, strong converse on LCA group and applications to modulation spaces

Divyang G. Bhimani, Karishman B. Solanki ยท 2025

We consider the space (weighted Fourier algebra) of Banach algebra valued functions $A^q_{\omega}(\Gamma,\cX),$ which consists of all Fourier transforms of functions in $L^q_\omega(G,\cX)$. Here $\omeโ€ฆ

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Mathematics Preprint PDF DOI

Rigidity of proper holomorphic self-mappings of the hexablock

Enchao Bi, Zeinab Shaaban, Guicong Su ยท 2025

The hexablock \(\mathbb{H}\), introduced by Biswas-Pal-Tomar \cite{Hexablock}, is a Hartogs domain in \(\mathbb{C}^4\) fibered over the tetrablock \(\mathbb{E}\) in \(\mathbb{C}^3\), arising in the coโ€ฆ

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Mathematics Preprint PDF DOI

On oriented $m$-semiregular representations of finite groups about valency three

Songnian Xu, Dein Wong, Chi Zhang, Jinxing Zhao ยท 2025

Let $G$ be a group and $m$ a positive integer. We say an $m$-Cayley digraph $\Gamma$ over $G$ is a digraph that admits a group of automorphisms isomorphic to $G$ acting semiregularly on the vertex setโ€ฆ

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Mathematics Preprint PDF DOI

Homotopy types of moment-angle complexes associated to almost linear resolutions

Steven Amelotte, Benjamin Briggs ยท 2025

We show that the Hurewicz image in the homology of a moment-angle complex, when passed through an isomorphism with the Ext-module of the corresponding Stanley-Reisner ideal, contains the linear strandโ€ฆ

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Mathematics Preprint PDF DOI

Sharp extensions of analytic function spaces in the unit disk and related domains

Romi F. Shamoyan, Nataliya M. Makhina ยท 2025

In this expository paper we collect many recent advances in analytic function spaces of several complex variables related with trace problem. We consider various function space of analytic functions oโ€ฆ

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Mathematics Preprint PDF DOI

Asymptotic Robustness in Biochemical Systems

Hyukpyo Hong, Diego Rojas La Luz, Gheorghe Craciun ยท 2025

Living systems maintain stable internal states despite environmental fluctuations. Absolute concentration robustness (ACR) is a striking homeostatic phenomenon in which the steady-state concentration โ€ฆ

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Mathematics Preprint PDF DOI

The positivity technique and low-lying zeros of Dirichlet $L$-functions

Tianyu Zhao ยท 2025

Assuming the generalized Riemann hypothesis, we rediscover and sharpen some of the best known results regarding the distribution of low-lying zeros of Dirichlet $L$-functions. This builds upon earlierโ€ฆ

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Mathematics Preprint PDF DOI

Simply interpolating and Carleson sequences for Hardy spaces in the polydisc

Nikolaos Chalmoukis, Alberto Dayan ยท 2024

We study the relation between simply and universally interpolating sequences for the holomorphic Hardy spaces $H^p(\mathbb{D}^d)$ on the polydisc. In dimension $d=1$ a sequence is simply interpolatingโ€ฆ

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Mathematics Preprint PDF DOI

Dynamics, Cohomology and Topology

Dan Burghelea ยท 2024

For a smooth Morse-Smale vector field with Lyapunov constraints (Lyapunov function) one shows how and why the non-triviality of the cohomology, as concluded from its additive structure, detects rest pโ€ฆ

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