2025 JOTA Advancing Multi-Secant Quasi-Newton Methods for General Convex Functions (Preprint) Mokhwa Lee and Yifan Sun Journal of Optimization Theory and Applications (JOTA), 2025 PDF 2024 IEEE Almost multisecant BFGS quasi-Newton method Mokhwa Lee and Yifan Sun In 2024 58th Asilomar Conference on Signals, Systems, and Computers, 2024 PDF NeurIPS - OPT24 Almost multisecant quasi-Newton method Mokhwa Lee and Yifan Sun In OPT2023: 15th Annual Workshop on Optimization for Machine Learning, 2024 PDF 2021 Arxiv Continuous Time Frank-Wolfe Does Not Zig-Zag, But Multistep Methods Do Not Accelerate Zhaoyue Chen, Mokhwa Lee, and Yifan Sun arXiv preprint arXiv:2106.05753, 2021 PDF