3 papers
math.NA2026
A Numerical Analysis of Sketched Linear Squares Problems and Stopping Criteria for Iterative Solvers
Zhongxiao Jia, Xinyuan Wan
Randomized subspace embedding methods have had a great impact on the solution of a linear least squares (LS) problem by reducing its row dimension, leading to a randomized or sketc…
cs.GT2025
Quantifying the Value of Revert Protection
Brian Z. Zhu, Xin Wan, Ciamac C. Moallemi +2
Revert protection is a feature provided by some blockchain platforms that prevents users from incurring fees for failed transactions. We study the economic implications and benefit…
q-fin.TR2025
What Drives Liquidity on Decentralized Exchanges? Evidence from the Uniswap Protocol
Brian Z. Zhu, Dingyue Liu, Xin Wan +3
We study liquidity on decentralized exchanges (DEXs), identifying factors at the platform, blockchain, token pair, and liquidity pool levels with predictive power for market depth…