| On the Correspondence and the Risk Contribution for Conditional Coherent and Deviation Risk Measures Guangyan Jia, Mengjin Zhao | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the covariant Hamilton-Jacobi formulation of Maxwell's equations via the polysymplectic reduction Monika E. Pietrzyk, C\'ecile Barbachoux, Igor V. Kanatchikov | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the cross-validation bias due to unsupervised pre-processing Amit Moscovich, Saharon Rosset | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the derivation of the equations of motion in theories of gravity Shmuel Kaniel, Yakov Itin | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the descriptive complexity of Salem sets Alberto Marcone, Manlio Valenti | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the Difference Graph of power graphs of finite groups Parveen, Jitender Kumar, Ramesh Prasad Panda | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the dual topological quantum numbers filling factors Wellington da Cruz | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the eigenvalues of the graphs $D(5, q)$ Himanshu Gupta, Vladislav Taranchuk | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the Estimation of Cross-Firm Productivity Spillovers with an Application to FDI Emir Malikov, Shunan Zhao | L4–5 Advanced | CC-BY | mirrored | 70 pp. | arxiv |
| On the Euler Characteristic of Generalized Kummer Varieties Olivier Debarre | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the existence and uniqueness of solution to a stochastic Chemotaxis-Navier-Stokes model Erika Hausenblas, Boris Jidjou Moghomye, Paul Andr\'e Razafimandimby | L4–5 Advanced | CC-BY | mirrored | 69 pp. | arxiv |
| On the existence of certain total recursive functions in nontrivial axiom systems, I N. C. A. da Costa (University of Sao Paulo), F. A. Doria (Federal University at Rio de Janeiro) | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the existence of truly autonomic computing systems and the link with quantum computing Radhakrishnan Srinivasan, H. P. Raghunandan | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On-the-fly Query-Based Debugging with Examples Raimondas Lencevicius | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the Fourfold Root of the Principle of Sufficient Reason | L2–5 Introductory | Public domain | mirrored | 39 pp. | wikisource |
| On the global bifurcation diagram for the one-dimensional Ginzburg Landau model of superconductivity E. N. Dancer, S. P. Hastings | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the graph coloring check-digit scheme with applications to verifiable secret sharing Kamil Kulesza, Zbigniew Kotulski | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the gravitational potential of an inhomogeneous ellipsoid of revolution (spheroid) V.V.Gvaramadze & J.G.Lominadze | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the Hedging of American Options in Discrete Time Markets with Proportional Transaction Costs Bruno Bouchard (PMA), Emmanuel Temam (PMA) | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the index of a vector field at an isolated singularity Wolfgang Ebeling, Sabir M. Gusein-Zade | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the infinite-depth limit of finite-width neural networks Soufiane Hayou | L4–5 Advanced | CC-BY | mirrored | 71 pp. | arxiv |
| On the infinitesimal rigidity of homogeneous varieties J.M. Landsberg | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the intrinsic origin of 1/f noise B. Kaulakys (Institute of Theoretical Physics, Astronomy, Vilnius University) | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the kernel of tree incidence matrices M. Bauer, O. Golinelli (Cea Saclay) | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the k-normality of some projective manifolds Alberto Alzati, Gian Mario Besana | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the lattice of weighted partitions Keiichi Shigechi | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the localization theorem in equivariant cohomology Michel Brion, Mich\`ele Vergne | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the maximum likelihood estimation in general log-linear models Anna Klimova, Matthias Kuhn | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the nature of the stock market: Simulations and experiments Hendrik J. Blok | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the notion of measurable utility on a connected and separable topological space: an order isomorphism theorem Gianmarco Caldini | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the Notion of Safe Sliding Mode Control Marco A. Gomez, Christopher D. Cruz-Ancona, Leonid Fridman | L4–5 Advanced | CC-BY-NC-ND | mirrored | 12 pp. | arxiv |
| On the Origin of Power-Law Fluctuations in Stock Prices Vasiliki Plerou, Parameswaran Gopikrishnan, Xavier Gabaix | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the origin of power law tails in price fluctuations J. Doyne Farmer, Fabrizio Lillo | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the Packing Density Bound in 3-Space Arkadiy Aliev | L4–5 Advanced | CC0-1.0 | mirrored | 2 pp. | arxiv |
| On the Past, Present, and Future of the Diebold-Yilmaz Approach to Dynamic Network Connectedness Francis X. Diebold, Kamil Yilmaz | L4–5 Advanced | CC-BY | mirrored | 11 pp. | arxiv |
| On the Possibility of Building a Black Hole for Electrons in the Laboratory Murat \"Ozer | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the product formula for Toeplitz and related operators Jani A. Virtanen | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On The Projective Normality of Smooth Surfaces of degree nine Gian Mario Besana, Sandra Di Rocco | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the Prospects of Chaos Aware Traffic Modeling A. Fekete, M. Marodi, G. Vattay | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the Regularity of the Solutions for Cauchy Problem of Incompressible 3D Navier-Stokes Equation Qun Lin | L4–5 Advanced | CC-BY | mirrored | 34 pp. | arxiv |
| On the relationship between fuzzy logic and four-valued relevance logic Umberto Straccia | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the Robustness of Dialogue History Representation in Conversational Question Answering: A Comprehensive Study and a New Prompt-based Method Zorik Gekhman, Nadav Oved, Orgad Keller | L4–5 Advanced | CC-BY | mirrored | 15 pp. | arxiv |
| On the role of Model Uncertainties in Bayesian Optimization Jonathan Foldager, Mikkel Jordahn, Lars Kai Hansen | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the Sample Complexity and Metastability of Heavy-tailed Policy Search in Continuous Control Amrit Singh Bedi, Anjaly Parayil, Junyu Zhang | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the Scalability of the Answer Extraction System "ExtrAns" Diego Moll'a Aliod, Michael Hess | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the scaling and ageing behaviour of the alternating susceptibility in spin glasses and local scale-invariance Malte Henkel, Michel Pleimling | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the semantics of merging Thomas Meyer | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| On the sharp Baer--Suzuki theorem for $\pi$-radicals: sporadic groups Nanying Yang, Zhenfeng Wu, Danila O. Revin | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the sharp Baer--Suzuki theorem for the $\pi$-radical Nanying Yang, Zhenfeng Wu, Danila O. Revin | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| On the structure of spectral and tiling subsets of cyclic groups Romanos Diogenes Malikiosis | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |