collaborators

5 papers

cs.AI2026

MechMath Agent Team: LLM Driven Agents for Mathematical Research

Yichuan Cao, Ruichen Qiu, Junqi Liu +5

AI reasoning has become a central focus in contemporary artificial intelligence, largely driven by the success of large language models. However, mathematical research, which is ch…

math.NT2026

Every Nonnegative Integer Is a Sum of a Triangular, a Pentagonal, and a Heptagonal Number

Yichuan Cao, Dakai Guo, Ruichen Qiu +2

In this paper, it is proved that any nonnegative integer can be written in the following form This settles the…

math.NT2026

A Greatest Common Divisor Criterion of Certain Binomial Coefficients

Dakai Guo, Ruichen Qiu, Yichuan Cao +2

The binomial greatest common divisor (gcd) criterion recorded as OEIS A080170 is proven. The criterion also appears as conjecture (17) in Ralf Stephan's list of OEIS conjectures. F…

cs.SC2026

A Finite Certificate for the Positive Vasc Inequality

Dakai Guo, Ruichen Qiu, Yichuan Cao +1

We prove the positive-real case of the Vasc cyclic inequality. The proof was obtained with human-guided assistance from the AI agent MechMath Agent Team: the human-readable p…

cs.CL2026

MechMath: Sorrifier-Driven Formal Decomposition Workflow for Automated Theorem Proving

Ruichen Qiu, Yichuan Cao, Junqi Liu +4

Recent advances in large language models (LLMs) and LLM-based agents have substantially improved the capabilities of automated theorem proving. However, for problems that require c…