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Mathematics Preprint PDF DOI

An improved non-linear Roth-type theorem in finite fields

Mark Lewko · 2026

Let $F$ be a finite field of odd characteristic. We prove that any set $A\subset F$ with $|A|\geq C|F|^{5/6}$ contains a nontrivial quadratic progression $(x, x+y, x+y^2), y\neq 0.$ For prime fields, …

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Biology & Life Sciences Preprint PDF DOI

Analysis of DNA thermal stability across a broad range of thionine concentrations

Evgeniya Usenko, Alexander Glamazda, Vladimir Valeev, Victor Karachevtsev · 2026

Interest in studying the interaction of small molecules with DNA is caused by the need to develop new, highly effective, and low-toxic drugs for cancer treatment. The strong and highly specific bindin…

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Physics Preprint PDF DOI

Target-depth sensing with metasurface-encoder integrated optoelectronic neural network

Shuo Wang, Deyu Zhu, Chenjie Xiong, Bin Hu, Chunqi Jin, Yu Wang, Chengjun Zou · 2026

Accurate and real-time sensing of targets in three-dimensional (3D) environments is essential for modern machine vision, underpinning emerging technologies such as autonomous systems, robotic manipula…

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Physics Preprint PDF DOI

Non-Abelian Particle-Loop, Fracton, and Planon Condensation in Cage-Net Models

Yifei Wang, Yu Zhao, Yingcheng Li, Hao Song, Yidun Wan · 2026

We present a framework for non-Abelian p-loop, fracton, and planon condensation in 3+1 dimensions by constructing extended cage-net fracton models using decoupled layers of the Hu-Geer-Wu (HGW) string…

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Mathematics Preprint PDF DOI

Three-periodic helices on elliptic curves and their associated regular algebras

Daniel Chan, Adam Nyman · 2026

Let $k$ denote an algebraically closed field of characteristic zero and let $X$ denote a smooth elliptic curve over $k$. Given a three-periodic elliptic helix $\underline{\mathcal{E}}$ of vector bundl…

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Mathematics Preprint PDF DOI

On Scott's odd induced subgraph conjecture and a related problem

Bo Ning · 2026

For a graph $G$, let $f_o(G)$ denote the maximum order of an induced subgraph of $G$ all of whose vertices have odd degree, and let $\chi(G)$ denote the chromatic number of $G$. Scott (CPC, 1992) prov…

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Physics Preprint PDF DOI

Landauer-based study of transport in Chern insulator heterostructures

J. Luna-Ramos, A. Martin-Ruiz · 2026

We study charge transport through a trivial-topological-trivial junction described by the continuous Qi-Wu-Zhang model, which realizes a two-dimensional Chern-insulating phase. The central region is t…

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Biology & Life Sciences Preprint PDF DOI

Distinct Structural Dynamics of the Semiquinone State Define a Signalling Pathway in Avian Cryptochrome

Monika Kish, Suchitra Pradhan, Jessica L. Ramsay, Paloma Munguia Salazar, Jonathan Phillips, Daniel R. Kattnig · 2026

The light-dependent magnetic compass of night-migratory songbirds is widely hypothesized to rely on the radical pair mechanism within retinal cryptochrome. However, bridging the mechanistic gap betwee…

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AI & Data Science Preprint PDF DOI

From Experience to Skill: Multi-Agent Generative Engine Optimization via Reusable Strategy Learning

Beining Wu, Fuyou Mao, Jiong Lin, Cheng Yang, Jiaxuan Lu, Yifu Guo, Siyu Zhang, Yifan Wu, Ying Huang, Fu Li · 2026

Generative engines (GEs) are reshaping information access by replacing ranked links with citation-grounded answers, yet current Generative Engine Optimization (GEO) methods optimize each instance in i…

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Mathematics Preprint PDF DOI

Deformation rigidity for Z/2 eigensections

Andriy Haydys, Siqi He, Willem Adriaan Salm · 2026

We prove a rigidity result for certain critical Z/2 eigensections of the Laplacian on S^2 associated to a flat real line bundle determined by a branch-point configuration. More precisely, we show that…

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Computer Science Preprint PDF DOI

FliX: Flipped-Indexing for Scalable GPU Queries and Updates

Rosina Kharal, Trevor Brown, Justus Henneberg, Felix Schuhknecht · 2026

GPU-based concurrent data structures (CDSs) achieve high throughput for read-only queries, but efficient support for dynamic updates on fully GPU-resident data remains challenging. Ordered CDSs (e.g.,…

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Mathematics Preprint PDF DOI

Chevalley property of module-finite Hopf algebras and discriminant ideals

Yimin Huang, Tiancheng Qi, Quanshui Wu, Ruipeng Zhu · 2026

In this paper, we study the Chevalley property of Cayley-Hamilton Hopf algebras in the sense of De Concini-Procesi-Reshetikhin-Rosso using discriminant ideals. For any affine Cayley-Hamilton Hopf alge…

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Computer Science Preprint PDF DOI

Intent Propagation Contrastive Collaborative Filtering

Haojie Li, Junwei Du, Guanfeng Liu, Feng Jiang, Yan Wang, Xiaofang Zhou · 2026

Disentanglement techniques used in collaborative filtering uncover interaction intents between nodes, improving the interpretability of node representations and enhancing recommendation performance. H…

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Physics Preprint PDF DOI

Efficient $n$-qubit entangling operations via a superconducting quantum router

Xuntao Wu, Haoxiong Yan, Gustav Andersson, Alexander Anferov, Christopher R. Conner, Yash J. Joshi, Bayan Karimi, Amber M. King, Shiheng Li, Howard L. Malc, Jacob M. Miller, Harsh Mishra, Hong Qiao, Minseok Ryu, Jian Shi, Andrew N. Cleland · 2026

Quantum algorithms on near-term quantum processors are typically executed using shallow quantum circuits composed of one- and two-qubit gates. However, as circuit depth and gate number increase, gate …

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Mathematics Preprint PDF DOI

Formalizing Wu-Ritt Method in Lean 4

Yuxuan Xiao, Hao Shen, Junyu Guo, Dingkang Wang, Lihong Zhi · 2026

We formalize the Wu-Ritt characteristic set method for the triangular decomposition of polynomial systems in the Lean 4 theorem prover. Our development includes the core algebraic notions of the metho…

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Mathematics Preprint PDF DOI

New results on proper orientation number of graphs

Xiaolin Wang, Guangmiao Yu · 2026

A proper orientation $D$ of an undirected graph $G$ is an orientation of $G$ such that $d_D^+(u)\not=d_D^+(v)$ for any edge $uv\in E(G)$. Denote the proper orientation number $\vec{\chi}(G)$ of an und…

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AI & Data Science Preprint PDF DOI

From Pixels to Nucleotides: End-to-End Token-Based Video Compression for DNA Storage

Cihan Ruan, Lebin Zhou, Bingqing Zhao, Rongduo Han, Qiming Yuan, Chenchen Zhu, Linyi Han, Liang Yang, Wei Wang, Wei Jiang, Nam Ling · 2026

DNA-based storage has emerged as a promising approach to the global data crisis, offering molecular-scale density and millennial-scale stability at low maintenance cost. Over the past decade, substant…

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Mathematics Preprint PDF DOI

Equitable tree colouring of graphs

Yuping Gao, Allan Lo, Songling Shan · 2026

Let $k \in \mathbb{N}$ and let $G$ be a simple graph with maximum degree $\Delta$. A $k$-colouring $\varphi$ of $G$ is an assignment of colours from $\{1,2,\ldots,k\}$ to the vertices of $G$. We call …

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Mathematics Preprint PDF DOI

NCCRs of cones over del Pezzo surfaces

Anya Nordskova, Michel Van den Bergh · 2026

Non-commutative crepant resolutions (NCCRs) are non-commutative versions of classical crepant resolutions in algebraic geometry. For 3-dimensional terminal Gorenstein singularities Iyama and Wemyss pr…

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Mathematics Preprint PDF DOI

A Fixed-Prime Criterion for Reciprocals in Missing-Digit Sets

Scott Duke Kominers · 2026

We prove a structural upper bound on the $p$-adic valuation of denominators of rationals belonging to a missing-digit set $K_{m,D}$, generalizing a key step in recent work of Lin, Wu, and Yang [arXiv:…

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