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๐Ÿ” william e. devanny
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Physics Preprint PDF DOI

Massive star formation at the Galactic crossroads: Insights from G358.69+0.03 in the Galactic center

A. Cheema, V. S. Veena, K. M. Menten, T. S. Pillai, S. A. Dzib, A. Brunthaler, S. Khan, R. Dokara, M. R. Rugel, Y. Gong ยท 2026

We investigated the high-mass star formation activity in a subregion of the Sagittarius E star-forming complex, centered at (l,b) = (358.69 deg, 0.03 deg), where infrared and radio sources trace a proโ€ฆ

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Physics Preprint PDF DOI

Disorder-induced crossover from phase-averaging to mode-mixing regimes in magnetic domain walls of a second-order topological insulator

Dong Zhou, Zhe Hou ยท 2026

We investigate electronic transport across a magnetic domain wall (DW) in a three-dimensional (3D) second-order topological insulator subject to Anderson disorder. In the clean limit, the DW hosts twoโ€ฆ

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AI & Data Science Preprint PDF DOI

There Will Be a Scientific Theory of Deep Learning

Jamie Simon, Daniel Kunin, Alexander Atanasov, Enric Boix-Adsera, Blake Bordelon, Jeremy Cohen, Nikhil Ghosh, Florentin Guth, Arthur Jacot, Mason Kamb, Dhruva Karkada, Eric J. Michaud, Berkan Ottlik, Joseph Turnbull ยท 2026

In this paper, we make the case that a scientific theory of deep learning is emerging. By this we mean a theory which characterizes important properties and statistics of the training process, hidden โ€ฆ

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AI & Data Science Preprint PDF DOI

Optimal e-variables under constraints

Aytijhya Saha, Aaditya Ramdas ยท 2026

E-variables enable safe and anytime-valid inference, with log-optimal e-variables given by the likelihood ratio of the least favorable distributions (LFDs) when they exist in composite settings. Whileโ€ฆ

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Mathematics Preprint PDF DOI

Model theory of class-sized logics

Jonathan Osinski, Trevor Wilson ยท 2026

We study compactness and L\"owenheim-Skolem properties of fragments of the class-sized logic $\mathcal{L}_{\infty \infty}$ and of class-sized versions of second-order and sort logics. In these fragmenโ€ฆ

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AI & Data Science Preprint PDF DOI

Geometric Monomial (GEM): a family of rational 2N-differentiable activation functions

Eylon E. Krause ยท 2026

The choice of activation function plays a crucial role in the optimization and performance of deep neural networks. While the Rectified Linear Unit (ReLU) remains the dominant choice due to its simpliโ€ฆ

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Computer Science Preprint PDF DOI

Counterfactual Multi-task Learning for Delayed Conversion Modeling in E-commerce Sales Pre-Promotion

Xin Song, Kaiyuan Li, Jinxin Hu ยท 2026

Sales promotions, as short-term incentives to stimulate product purchases, play a pivotal role in modern e-commerce marketing strategies. During promotional events, user behavior patterns exhibit distโ€ฆ

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Physics Preprint PDF DOI

Multi-wavelength study of EP250416a / GRB 250416C: An Optically Dark Long GRB with a Late Jet Break

Guoying Zhao, Duo-Le Cao, Rong-Feng Shen, Hui Sun, Chi-Chuan Jin, Wei-Min Yuan, Chen-Wei Wang, Shao-Lin Xiong, Dmitry Svinkin, Dong Xu, Shuai-Qing Jiang, Peter G. Jonker, Yun Wang, Hao Zhou, Chang Zhou, Xinlei Chen, Kaushik Chatterjee, Xue-Feng Wu, Xiao-Feng Wang, Chun Chen, Yuan Liu, Andrew J. Levan, Jennifer Alexandra Chacon Chavez, Jonathan Quirola-Vasquez, Franz E. Bauer, Antonio Martin-Carrillo, Gregory Corcoran, Daniele B. Malesani, Dmitry Frederiks, Anna Ridnaia, Alexandra L. Lysenko, Mikhail Ulanov ยท 2026

We present multi-wavelength study of the $\gamma$/X-ray transient EP250416a (also designated GRB 250416C), triggered by the Einstein Probe (EP) Wide-field X-ray Telescope and also by SVOM and Konus-Wiโ€ฆ

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Physics Preprint PDF DOI

Chaotic dynamics of charged particles near weakly magnetized black holes in Einstein-ModMax Theory

Zijian Liu, Wenfu Cao ยท 2026

This paper presents a systematic study of the chaotic dynamics of charged test particles around purely magnetically charged black holes immersed in a uniform external magnetic field within the framewoโ€ฆ

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Mathematics Preprint PDF DOI

The Representation Type of the Descent Algebras

Karin Erdmann, Kay Jin Lim ยท 2026

Schocker classified the representation type of the descent algebra of type $\mathbb{A}$ over any field of characteristic zero. In an earlier paper, the authors extended this classification for type $\โ€ฆ

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Mathematics Preprint PDF DOI

On the hamiltonicity problem of bicirculants: a reduction to cyclic Haar graphs

Simona Bonvicini, Tomaz Pisanski, Arjana Zitnik ยท 2026

A bicirculant is a regular graph that admits an automorphism having two vertex-orbits of the same size. A bicirculant can be described as follows. Given an integer $m \ge 1$ and sets $R, S, T \subseteโ€ฆ

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Mathematics Preprint PDF DOI

The Smallest Invariant Factor of Elliptic Curves, and Coincidences

Alexander Milner, Jack Shotton ยท 2026

For an elliptic curve E over Q and a natural number j, Cojocaru has shown that there is an explicit constant C_E,j giving (under GRH) the density of primes p of good reduction such that the smallest iโ€ฆ

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Mathematics Preprint PDF DOI

Long-time dynamics of stochastic 2D hydrodynamic-type evolution equations driven by multiplicative L\'{e}vy noise

Jiangwei Zhang ยท 2026

This paper investigates the long-time dynamics of solutions for an abstract nonlinear stochastic hydrodynamic-type equation driven by multiplicative L\'{e}vy noise. The framework encompasses several kโ€ฆ

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Computer Science Preprint PDF DOI

Robust Beamforming for MIMO Radar with Imperfect Prior Distribution Information

Yizhuo Wang, Shuowen Zhang ยท 2026

This paper studies a multiple-input multiple-output (MIMO) radar system for sensing the unknown and random angular location (angle) of a point target, based on the target-reflected echo signals and knโ€ฆ

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AI & Data Science Preprint PDF DOI

CHRep: Cross-modal Histology Representation and Post-hoc Calibration for Spatial Gene Expression Prediction

Changfan Wang, Xinran Wang, Donghai Liu, Fei Su, Lulu Sun, Zhicheng Zhao, Zhu Meng ยท 2026

Spatial transcriptomics (ST) enables spatially resolved gene profiling but remains expensive and low-throughput, limiting large-cohort studies and routine clinical use. Predicting spatial gene expressโ€ฆ

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Physics Preprint PDF DOI

Magnetic-flux tunable electronic transport through domain walls in a three-dimensional second-order topological insulator

Zhe Hou, Ai-Min Guo ยท 2026

The three-dimensional (3D) topological insulators (TIs), hosting topologically protected helical surface states, can be promoted into second-order TIs when a diagonal Zeeman term, typical of magnetic โ€ฆ

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Economics & Finance Preprint PDF DOI

Nonparametric Point Identification of Treatment Effect Distributions via Rank Stickiness

Tengyuan Liang ยท 2026

Treatment effect distributions are not identified without restrictions on the joint distribution of potential outcomes. Existing approaches either impose rank preservation -- a strong assumption -- orโ€ฆ

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Mathematics Preprint PDF DOI

Boxing inequalities for relative fractional perimeter and fractional Poincar\'e-type inequalities on John domains with the BBM factor

Manzi Huang, Panu Lahti, Jiang Li, Zhuang Wang ยท 2026

For $0<\delta,\tau<1$ and $1\le s\le \frac{n}{n-\delta}$, we prove that for a given $s$-John domain $\Omega\subset \mathbb{R}^n$, the following Boxing inequality holds for every Lebesgue measurable โ€ฆ

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Physics Preprint PDF DOI

Reconstructing the full kinematic dependence of GPDs from pseudo-distributions

Herve Dutrieux, Robert G. Edwards, Joe Karpie, Cedric Mezrag, Christopher Monahan, Kostas Orginos, Anatoly Radyushkin, David Richards, Eloy Romero, Savvas Zafeiropoulos ยท 2026

We propose a reconstruction of the full $(x, \xi, t)$ dependence of unpolarized isovector proton generalized parton distributions (GPDs) $H^{u-d}$ and $E^{u-d}$ from lattice QCD data in the pseudo-disโ€ฆ

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Mathematics Preprint PDF DOI

Spectral radius and edge-disjoint spanning trees of $(k+1)$-edge-connected graphs

Yongbin Gao, Ligong Wang ยท 2026

Let $\kappa'(G)$ and $\tau(G)$ denote the edge connectivity and the spanning tree packing number of a graph $G$, respectively. Recently, Zhang and Fan [J. Graph Theory 112 (2) (2026) 128--144] posed tโ€ฆ

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