activity
20232026
most citedA Hybrid RAG System with Comprehensive Enhancement on Complex Reasoning

15 citations · 25 across the 5 of their papers we have counts for

collaborators

5 papers

cs.AI2026

Discover and Prove: An Open-source Agentic Framework for Hard Mode Automated Theorem Proving in Lean 4

Chengwu Liu, Yichun Yin, Ye Yuan +7

Most ATP benchmarks embed the final answer within the formal statement -- a convention we call "Easy Mode" -- a design that simplifies the task relative to what human competitors f…

cs.CL2025

FMC: Formalization of Natural Language Mathematical Competition Problems

Jiaxuan Xie, Chengwu Liu, Ye Yuan +3

Efficient and accurate autoformalization methods, which leverage large-scale datasets of extensive natural language mathematical problems to construct formal language datasets, are…

cs.CL2025

Safe: Enhancing Mathematical Reasoning in Large Language Models via Retrospective Step-aware Formal Verification

Chengwu Liu, Ye Yuan, Yichun Yin +7

Chain-of-Thought (CoT) prompting has become the de facto method to elicit reasoning capabilities from large language models (LLMs). However, to mitigate hallucinations in CoT that…

cs.CL2024★ 15 cited

A Hybrid RAG System with Comprehensive Enhancement on Complex Reasoning

Ye Yuan, Chengwu Liu, Jingyang Yuan +3

Retrieval-augmented generation (RAG) is a framework enabling large language models (LLMs) to enhance their accuracy and reduce hallucinations by integrating external knowledge base…

cs.AI2023★ 10 cited

FIMO: A Challenge Formal Dataset for Automated Theorem Proving

Chengwu Liu, Jianhao Shen, Huajian Xin +9

We present FIMO, an innovative dataset comprising formal mathematical problem statements sourced from the International Mathematical Olympiad (IMO) Shortlisted Problems. Designed t…