Zhanfu Yang

activity

20192026

most citedGraph Neural Reasoning for 2-Quantified Boolean Formula Solvers

9 citations · 17 across the 6 of their papers we have counts for

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2 papers · 1 filter

math.CO2026

Exact values and exact upper bounds for families of integers with arithmetic progression intersections (Erdős Problem #272)

Zhanfu Yang

Let $t (N)$ be the largest $t$ for which there exist distinct sets $A_{1}, \dots, A_{t} \subseteq {1, \dots, N}$ such that $A_{i} \cap A_{j}$ is a nonempty arithmetic progression for all $i \…

cs.AI2026

Why Retrying Fails: Context Contamination in LLM Agent Pipelines

Zhanfu Yang

When an LLM agent fails a multi-step tool-augmented task and retries, the failed attempt typically remains in its context window -- contaminating the next attempt and elevating the…