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Mathematics Preprint PDF DOI

Fixed-point-free automorphisms of solvable Lie algebras

Dietrich Burde, Karel Dekimpe · 2026

In this paper, we investigate the existence of fixed-point-free automorphisms for finite-dimensional Lie algebras. By a result of Jacobson, a Lie algebra admitting a fixed-point-free automorphism is s…

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Mathematics Preprint PDF DOI

Geometric densities and compression radii of knot types

Makoto Ozawa · 2026

We study scale-invariant geometric quantities associated with embedded closed curves in Euclidean three-space, with an emphasis on their behavior under optimization within a fixed knot type. Given a E…

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Mathematics Preprint PDF DOI

Lie bialgebras constructed from Zinbiel bialgebras and Leibniz bialgebras

Bo Hou, Yuanchang Lin · 2026

There is a Lie algebra structure on the tensor product of a Leibniz algebra and a Zinbiel algebra for the operads of Leibniz algebras and Zinbiel algebras are Koszul dual. In this paper, we extend suc…

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Mathematics Preprint PDF DOI

Simple Lie Groups of type An as Galois groups over Q

Stepan Nesterov · 2026

In this paper, we utilize our previous results on mod p monodromy of cyclic coverings of the projective line to realize a large series of groups of the form PSL(n, q) and PSU(n, q) as Galois groups ov…

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Mathematics Preprint PDF DOI

Ramsey Property and Pathological Sets: Almost Disjointness, Independence and Other Maximal Objects

Jialiang He, Jintao Luo, Shuguo Zhang · 2026

We show that under $\mathsf{ZF} + \mathsf{CC}_{\mathbb R}$, if the Ramsey property holds for all sets in a good pointclass $\Gamma$, then there is no MAD family in $\Gamma$, proving a long-standing co…

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AI & Data Science Preprint PDF DOI

Do Larger Models Really Win in Drug Discovery? A Benchmark Assessment of Model Scaling in AI-Driven Molecular Property and Activity Prediction

Jinjiang Guo · 2026

The rapid growth of molecular foundation models and general-purpose large language models has encouraged a scale-centric view of artificial intelligence in drug discovery, in which larger pretrained m…

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Physics Preprint PDF DOI

Geometric-Phase (Pancharatnam-Berry) Correction for Time-Bin Photonic Qudits: A Calibration and Feed-Forward Algorithm

Ryan Rae-Cheng Wee, Josef Bruzzese · 2026

We develop a geometric-phase framework for time-bin photonic qudits and propose a practical calibration and feed-forward algorithm for separating and compensating geometric (Pancharatnam-Berry), dynam…

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Mathematics Preprint PDF DOI

On a conjecture of distance spectral extremal problems

Hongzhang Chen, Jianxi Li, Yongtao Li · 2026

Brualdi and Hoffman proposed a well-known problem of determining the graph with maximum adjacency spectral radius among all graphs with given size $m$. Early work by Friedland and Stanley addressed so…

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Mathematics Preprint PDF DOI

Non-abelian Extensions of Lie algebras with derivations

Jun Jiang, Kanghe Xu · 2026

In this paper, we investigate non-abelian extensions of Lie algebras with derivations using several different approaches. We show that the theory of non-abelian extensions of a Lie algebra with a deri…

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Mathematics Preprint PDF DOI

A criterion for parabolic vector bundles to admit a parabolic Lie algebroid connection

David Alfaya, Ashima Bansal, Indranil Biswas, Anoop Singh · 2026

Given a holomorphic Lie algebroid $(V, \phi)$ on a compact connected Riemann surface $X$, we give a necessary and sufficient condition for a parabolic vector bundle on $X$, with parabolic structure ov…

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Biology & Life Sciences Preprint PDF DOI

Orientation-Dependent Protein Binding at Nanoparticle Interfaces

Vigneshwari Karunakaran Annapoorani, Ian Rouse, Vladimir Lobaskin, Nicolae-Viorel Buchete · 2026

Accurate quantification of protein-nanoparticle interactions is essential for applications in nanobiotechnology, nanomedicine, and drug delivery. Motivated by recent computational and experimental wor…

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Physics Preprint PDF DOI

Beyond Single Trajectories: Optimal Control and Jordan-Lie Algebra in Hybrid Quantum Walks for Combinatorial Optimization

Tianen Chen, Yun Shang · 2026

The Quantum Approximate Optimization Algorithm (QAOA) follows a single, fixed evolution path, overlooking the potential computational advantage of coherently superposing multiple trajectories. Here we…

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AI & Data Science Preprint PDF DOI

QB-LIF: Learnable-Scale Quantized Burst Neurons for Efficient SNNs

Dewei Bai, Hongxiang Peng, Jiajun Mei, Yang Ren, Hong Qu, Dawen Xia, Zhang Yi · 2026

Binary spike coding enables sparse and event-driven computation in spiking neural networks (SNNs), yet its 1-bit-per-timestep representation fundamentally limits information throughput. This bottlenec…

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Mathematics Preprint PDF DOI

Lie pairs and formal Lie groups

Fulin Chen, Binyong Sun, Chuyun Wang · 2026

In a previous paper, we introduce and study formal manifolds, which generalize smooth manifolds. In this paper, we establish the basic theory of formal Lie groups, which are group objects in the categ…

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Physics Preprint PDF DOI

A Lie-algebraic Criterion for the Universality of Exponentiated Quantum Gates

Yinuo Xue, Qian Chen, Jing-Song Huang · 2026

We present a criterion that serves as the basis for a polynomial-time algorithm to decide whether a finite set of qudit gates exponentiated by some Hamiltonians is universal. Our approach formulates u…

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Mathematics Preprint PDF DOI

Balanced and pluriclosed metrics on real semisimple Lie groups

Joseph Kwong · 2026

We characterise the existence of balanced and pluriclosed metrics on compact quotients of real semisimple Lie groups equipped with regular complex structures, in terms of Vogan diagrams. Consequently,…

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Mathematics Preprint PDF DOI

The category of Whittaker modules over the Cartan Type Lie algebra $\bar{S}_2$

Xiaoyao Zheng, Yufang Zhao, Genqiang Liu · 2026

Let $\bar{S}_2$ be the Lie algebra of polynomial vector fields on $A_2=\mathbb{C}[t_1,t_2]$ with constant divergence.In this paper, we first show that each block $\Omega^{\widetilde{S}_2}_{\mathbf{a}}…

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Physics Preprint PDF DOI

Multi-tracers, multi-surveys: data-driven EFT prior calibration from the PFS--DESI overlap

Nhat-Minh Nguyen · 2026

Marginalizing over roughly 12 effective-field-theory (EFT) nuisance parameters per tracer per redshift bin is the dominant systematic cost in full-shape galaxy power spectrum analyses. Simulation-base…

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Physics Preprint PDF DOI

On the Role of Prompt Photons in the Anisotropic Emission of Direct Photons -- Direct Photons from Au+Au collisions at $\sqrt{s_{NN}}=200$ GeV with IP-Glasma Initial Condition

Fu-Ming Liu · 2026

The anisotropic emission of direct photons from Au+Au collisions at $\sqrt{s_{NN}}$=200 GeV was calculated using a (3+1)-dimensional viscous hydrodynamic model with the impact parameter Glasma initial…

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Physics Preprint PDF DOI

Lie symmetry classification and invariant solutions of time-fractional telegraph systems with variable coefficients

Sodbaatar Adiya, Khongorzul Dorjgotov, Bayarmagnai Gombodorj, Bayarpurev Mongol, Uuganbayar Zunderiya · 2026

Time-fractional telegraph equations provide fundamental mathematical models for transport processes that exhibit memory and nonlocal effects in industrial and physical systems. These models arise natu…

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