| Etale cohomologies of quadrics over R Nobuaki Yagita | L4–5 Advanced | CC-BY | mirrored | 10 pp. | arxiv |
| ETF construction on CRIX Konstantin H\"ausler | L4–5 Advanced | CC-BY-NC-ND | mirrored | 23 pp. | arxiv |
| Ethical Studies | L2–5 Introductory | Public domain | mirrored | 313 pp. | wikisource |
| Ethics in Law Enforcement McCartney & Parent | L1–3 Foundational | CC-BY | mirrored | 127 pp. | libretexts |
| Euclidean and Riemannian Geometrical Approaches to Non-Extensive Thermo-Statistical Mechanics Roberto Trasarti-Battistoni (INFM & Dip.Fisica Milano-Bicocca) | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| European baskets in discrete-time continuous-binomial market models Jarek K\k{e}dra, Assaf Libman, Victoria Steblovskaya | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| Evaluaci\'on del efecto del PAMI en la cobertura en salud de los adultos mayores en Argentina Juan Marcelo Virdis, Fernando Delbianco, Mar\'ia Eugenia Elorza | L4–5 Advanced | CC-BY | mirrored | 22 pp. | arxiv |
| Evaluating a Focus-Based Approach to Anaphora Resolution Saliha Azzam, Kevin Humphreys, Robert Gaizauskas (University of Sheffield) | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Evaluating counterfactual explanations using Pearl's counterfactual method Bevan I. Smith | L4–5 Advanced | CC-BY | mirrored | 17 pp. | arxiv |
| Evaluating Policies Early in a Pandemic: Bounding Policy Effects with Nonrandomly Missing Data Brantly Callaway, Tong Li | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| Evaluating Pricing Strategy Using e-Commerce Data: Evidence and Estimation Challenges Anindya Ghose, Arun Sundararajan | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Evaluating Robustness to Dataset Shift via Parametric Robustness Sets Nikolaj Thams, Michael Oberst, David Sontag | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| Evaluating the Performance of Low-Cost PM2.5 Sensors in Mobile Settings Priyanka deSouza, An Wang, Yuki Machida | L4–5 Advanced | CC-BY-NC-SA | mirrored | 43 pp. | arxiv |
| Evaluation of Induced Expert Knowledge in Causal Structure Learning by NOTEARS Jawad Chowdhury, Rezaur Rashid, Gabriel Terejanu | L4–5 Advanced | CC-BY | mirrored | 12 pp. | arxiv |
| Evaluation of Model-Based PM$_{2.5}$ Estimates for Exposure Assessment During Wildfire Smoke Episodes in the Western U.S Ellen M. Considine, Jiayuan Hao, Priyanka deSouza | L4–5 Advanced | CC-BY-NC-SA | mirrored | 48 pp. | arxiv |
| Event-Triggered l2-Optimal Formation Control with State-Estimation for Agents Modeled as LPV Systems Gerald Gebhardt, Hamideh Saadabadi, Herbert Werner | L4–5 Advanced | CC-BY | mirrored | 7 pp. | arxiv |
| Every decision tree has an influential variable Ryan O'Donnell, Michael Saks, Oded Schramm | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Evidence-Based Massage Therapy Richard Lebert | L1–3 Foundational | CC-BY | mirrored | 214 pp. | libretexts |
| Evidence for the Independence of Waged and Unwaged Income, Evidence for Boltzmann Distributions in Waged Income, and the Outlines of a Coherent Theory of Income Distribution G. Willis, J. Mimkes | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Evidence of a Worldwide Stock Market Log-Periodic Anti-Bubble Since Mid-2000 W.-X. Zhou (UCLA/Igpp), D. Sornette (UCLA, CNRS-Univ. Nice) | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Evidence of Fueling of the 2000 New Economy Bubble by Foreign Capital Inflow: Implications for the Future of the US Economy and its Stock Market D. Sornette (CNRS-Univ. Nice, UCLA), W.-X. Zhou (UCLA) | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Evolutionarily Stable (Mis)specifications: Theory and Applications Kevin He, Jonathan Libgober | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| Evolution of Cooperation in a Spatial Prisoner's Dilemma Frank Schweitzer, Laxmidhar Behera, Heinz Muehlenbein | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Evolution of genetic organization in digital organisms Charles Ofria, Christoph Adami (California Institute of Technology) | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Evolution of the personal income distribution in the USA: High incomes Ivan O. Kitov | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| EWF : simulating exact paths of the Wright--Fisher diffusion Jaromir Sant, Paul A. Jenkins, Jere Koskela | L4–5 Advanced | CC-BY | mirrored | 34 pp. | arxiv |
| Exact asymptotic solutions to nonlinear Hawkes processes: a systematic classification of the steady-state solutions Kiyoshi Kanazawa, Didier Sornette | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| Exact Diagonalization of the Fractional Quantum Hall Many-Body Hamiltonian in the Lowest Landau Level Detlef Lehmann (TU Berlin) | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Exact eigenstates for contact interactions Andras Suto | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Exact Partition Functions for Potts Antiferromagnets on Cyclic Lattice Strips Robert Shrock, Shan-Ho Tsai | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Exact Phase Transitions in Random Constraint Satisfaction Problems Ke Xu, Wei Li | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Exact replica treatment of non-Hermitean complex random matrices Eugene Kanzieper | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Exact results for the universal area distribution of clusters in percolation, Ising and Potts models John Cardy, Robert Ziff | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Exact sampling from non-attractive distributions using summary states Andrew M. Childs, Ryan B. Patterson, David J. C. MacKay | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Exact Solution of Discrete Hedging Equation for European Option D.E. Yakovlev, D.N. Zhabin | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Exact solutions of domain wall and spiral ground states in Hubbard models Makoto Homma, Chigak Itoi | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Examples, Counterexamples, and Enumeration Results for Foldings and Unfoldings between Polygons and Polytopes Erik D. Demaine, Martin L. Demaine, Anna Lubiw | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Excess Demand Financial Market Model Fredrick Michael, John Evans, M.D. Johnson | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Exchange Rate Pass-Through and Data Frequency: Firm-Level Evidence from Bangladesh Md Deluair Hossen | L4–5 Advanced | CC-BY | mirrored | 36 pp. | arxiv |
| Exchanges in complex networks: income and wealth distributions T. Di Matteo, T. Aste, S. T. Hyde | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Execution replay and debugging Michiel Ronsse, Koen De Bosschere, Jacques Chassin de Kergommeaux | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Existence and weak-strong uniqueness for global weak solutions for the viscoelastic phase separation model in three space dimensions Aaron Brunk | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| Existence of the Spin-Wave Gap in a Deformed Flat-Band Hubbard Model Makoto Homma | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Existence results for mean field equations W. Ding, J. Jost, J. Li | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Existence, Stability and Scalability of Orthogonal Convolutional Neural Networks El Mehdi Achour (IMT), Fran\c{c}ois Malgouyres (IMT), Franck Mamalet | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| Existence, uniqueness and efficiency of equilibrium in hedonic markets with multidimenstional types Ivar Ekeland | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| EXK-SC: A Semantic Communication Model Based on Information Framework Expansion and Knowledge Collision Gangtao Xin, Pingyi Fan | L4–5 Advanced | arxiv-nonexclusive | link only | — | arxiv |
| Expansions for one quasiparticle states in spin 1/2 systems Nilanjana Datta, Tom Kennedy | L4–5 Advanced | Licence unknown | link only | — | arxiv |
| Expectation-Maximization Based Defense Mechanism for Distributed Model Predictive Control Rafael Acc\'acio Nogueira, Romain Bourdais, Simon Leglaive | L4–5 Advanced | CC-BY-NC-ND | mirrored | 6 pp. | arxiv |
| Expected Shortfall as a Tool for Financial Risk Management Carlo Acerbi, Claudio Nordio, Carlo Sirtori (Derivatives Desk | L4–5 Advanced | Licence unknown | link only | — | arxiv |