2 papers
math.NT2026
The Cartesian product of exact approximation sets
Jing Guo, Mumtaz Hussain, Bixuan Li +1
We determine the Hausdorff and packing dimensions of Cartesian products of one-dimensional exact approximation sets. Our main result establishes the exact-approximation counterpart…
cs.CL2026
Skill-Contracted Agents for Evidence-Aware Materials Literature Analysis
Bixuan Li, Yu Liu, Shuo Shi +3
Materials science literature analysis requires simultaneous attention to composition, processing, characterization, and property relationships, yet conventional retrieval-augmented…