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…
q-fin.TR2024
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…
cs.GT2024
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…