3 papers
math.CO2025
Limit for Quotient Convergent Graph Sequence
Yaobin Chen, Zhicheng Liu, Yihang Xiao +1
Building on the limit theory for set functions, we prove that the limit of convergent sequence of bounded-degree graphs' cycle matroids can be represented as the cycle matroid of a…
cs.SE2025
AetherCode: Evaluating LLMs' Ability to Win In Premier Programming Competitions
Zihan Wang, Jiaze Chen, Zhicheng Liu +25
Competitive programming has emerged as a critical benchmark for evaluating the reasoning and coding capabilities of Large Language Models (LLMs). Despite impressive progress on exi…
math.CO2025
Arborescences of Random Covering Graphs
Muchen Ju, Junjie Ni, Kaixin Wang +1
A rooted arborescence of a directed graph is a spanning tree directed towards a particular vertex. A recent work of Chepuri et al. showed that the arborescences of a covering graph…