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Computer Science Preprint PDF DOI

On the Decidability of Verification under Release/Acquire

Giovanna Kobus Conrado, Andreas Pavlogiannis · 2026

The verification of concurrent programs under weak-memory models is a burgeoning effort, owing to the increasing adoption of weak memory in concurrent software and hardware. Release/Acquire has become…

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Mathematics Preprint PDF DOI

Second order explicit stabilized multirate method for stiff differential equations with error control

Mathieu Benninghoff, Gilles Vilmart · 2025

Explicit stabilized methods are highly efficient time integrators for large and stiff systems of ordinary differential equations especially when applied to semi-discrete parabolic problems. However, w…

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Engineering Preprint PDF DOI

Machine Learning-based Path Loss Prediction in Suburban Environment in the Sub-6 GHz Band

Ferdaous Tarhouni, Muneer AlZubi, Mohamed-Slim Alouini · 2025

Accurate path loss (PL) prediction is crucial for successful network planning, antenna design, and performance optimization in wireless communication systems. Several conventional approaches for PL pr…

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Physics Preprint PDF DOI

Quantum Optimal Control for Coherent Spin Dynamics of Radical Pairs via Pontryagin Maximum Principle

Ugur G. Abdulla, Jose H. Rodrigues, Jean-Jacques Slotine · 2025

This paper aims at devising the shape of the external electromagnetic field which drives the spin dynamics of radical pairs to quantum coherent state through maximization of the triplet-singlet yield …

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AI & Data Science Preprint PDF DOI

Punching Bag vs. Punching Person: Motion Transferability in Videos

Raiyaan Abdullah, Jared Claypoole, Michael Cogswell, Ajay Divakaran, Yogesh Rawat · 2025

Action recognition models demonstrate strong generalization, but can they effectively transfer high-level motion concepts across diverse contexts, even within similar distributions? For example, can a…

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Mathematics Preprint PDF DOI

On the codimension 1 PGL(3) orbit closures in $\text{Gr}(3,6)$

Tanav Choudhary · 2025

The projective linear group $\text{PGL}(3)$ naturally acts on the Grassmannian $\text{Gr}(3, V_2)$ of $3$-dimensional subspaces of the vector space $V_2$ of homogeneous conics in 3 variables. It was p…

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AI & Data Science Preprint PDF DOI

Grammatical Structure and Grammatical Variations in Non-Metric Iranian Classical Music

Maziar Kanani, Sean O Leary, James McDermott · 2025

In this study we introduce a symbolic dataset composed of non-metric Iranian classical music, and algorithms for structural parsing of this music, and generation of variations. The corpus comprises MI…

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Mathematics Preprint PDF DOI

Spectra of high-dimensional sparse random geometric graphs

Yifan Cao, Yizhe Zhu · 2025

We analyze the spectral properties of the high-dimensional random geometric graph $G(n, d, p)$, formed by sampling $n$ i.i.d vectors $\{v_i\}_{i=1}^{n}$ uniformly on a $d$-dimensional unit sphere and …

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Mathematics Preprint PDF DOI

Phase Synchronization in Random Geometric Graphs on the 2D Sphere

Cecilia De Vita, Pablo Groisman, Ruojun Huang · 2025

The Kuramoto model is a classical nonlinear ODE system designed to study synchronization phenomena. Each equation represents the phase of an oscillator and the coupling between them is determined by a…

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Physics Preprint PDF DOI

On observers in holographic maps

Chris Akers, Gracemarie Bueller, Oliver DeWolfe, Kenneth Higginbotham, Johannes Reinking, Rudolph Rodriguez · 2025

A straightforward gravitational path integral calculation implies that closed universes are trivial, described by a one dimensional Hilbert space. Two recent papers by Harlow-Usatyuk-Zhao and Abdalla-…

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Physics Preprint PDF DOI

Ballistic electron transport described by a fourth-order Schr\"odinger equation

Giulia Elena Aliffi, Giovanni Nastasi, Vittorio Romano · 2025

A fourth-order Schr\"{o}dinger equation for the description of charge transport in semiconductors in the ballistic regime is proposed with the inclusion of non-parabolic effects in the dispersion rela…

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Mathematics Preprint PDF DOI

The random graph process is globally synchronizing

Vishesh Jain, Clayton Mizgerd, Mehtaab Sawhney · 2025

The homogeneous Kuramoto model on a graph $G = (V,E)$ is a network of $|V|$ identical oscillators, one at each vertex, where every oscillator is coupled bidirectionally (with unit strength) to its nei…

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AI & Data Science Preprint PDF DOI

Investigating the Impact of Language-Adaptive Fine-Tuning on Sentiment Analysis in Hausa Language Using AfriBERTa

Sani Abdullahi Sani, Shamsuddeen Hassan Muhammad, Devon Jarvis · 2025

Sentiment analysis (SA) plays a vital role in Natural Language Processing (NLP) by ~identifying sentiments expressed in text. Although significant advances have been made in SA for widely spoken langu…

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Mathematics Preprint PDF DOI

Wiener-type Criterion for the Removability of the Fundamental Singularity for the Heat Equation and its Consequences

Ugur G. Abdulla · 2025

We prove the necessary and sufficient condition for the removability of the fundamental singularity, and equivalently for the unique solvability of the singular Dirichlet problem for the heat equation…

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Mathematics Preprint PDF DOI

Oscillation criteria for extended linear matrix Hamiltonian systems

G. A. Grigorian · 2024

The Riccati equation method is used to establish new oscillation criteria for extended linear matrix Hamiltonian systems. This method allows to obtain results in in a new direction, which is to break …

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Mathematics Preprint PDF DOI

Existence and stability for the travelling waves of the Benjamin equation

Sevdzhan Hakkaev, Milena Stanislavova, Atanas G. Stefanov · 2024

In the seminal work of Benjamin,\cite{Ben} in the late 70's, he has derived the ubiquitous Benjamin model, which is a reduced model in the theory of water waves. Notably, it contains two parameters in…

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Computer Science Preprint PDF DOI

Parameterized Verification of Timed Networks with Clock Invariants

Etienne Andre, Swen Jacobs, Shyam Lal Karra, Ocan Sankur · 2024

We consider parameterized verification problems for networks of timed automata (TAs) based on different communication primitives. To this end, we first consider disjunctive timed networks (DTNs), i.e.…

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Mathematics Preprint PDF DOI

Engel and co-Engel graphs of finite groups

Peter J. Cameron, Rishabh Chakraborty, Rajat Kanti Nath, Deiborlang Nongsiang · 2024

Let $G$ be a group. Associate a directed graph (called the Engel digraph of $G$) with $G$ whose vertex set is $G$, with an arc $(x,y)$ if $[y, {}_k x]=1$ for some positive integer $k$, where $[y,{}_kx…

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Physics Preprint PDF DOI

Constraints on Metastable Dark Energy Decaying into Dark Matter

J.S.T. de Souza, G.S. Vicente, L.L.Graef · 2024

We revisit the proposal that an energy transfer from dark energy into dark matter can be described in field theory by a first order phase transition. We analyze the model proposed in Ref. Abdalla et a…

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Mathematics Preprint PDF DOI

WKB-based third order method for the highly oscillatory 1D stationary Schr\"odinger equation

Anton Arnold, Jannis Korner · 2024

This paper introduces an efficient high-order numerical method for solving the 1D stationary Schr\"odinger equation in the highly oscillatory regime. Building upon the ideas from [Arnold, Ben Abdallah…

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