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Xinhao Zheng

9 accepted papers

2026

Beyond Theorem Proving: Formulation, Framework and Benchmark for Formal Problem-Solving

ICML 2026spotlight

Large language models (LLMs) have achieved remarkable progress in mathematical reasoning, yet persistently suffer from hallucinations and erroneous logic. While formal theorem proving (FTP) shows promise in process-level reliability, it is limited to _verification_ (checking known propositions). Thi…

Cited by 0SourceScholar
2026

Let's Explore Step by Step: Generating Provable Formal Statements with Deductive Exploration

ICLR 2026poster

Mathematical problem synthesis shows promise in resolving data exhaustion, contamination, and leakage for AI training and evaluation. Despite enormous efforts, an **expressiveness-validity-complexity trilemma** remains an open question. Existing methods either lack whole-process verifiability, are c…

Cited by 0SourceScholar
2025

Bootstrapping Hierarchical Autoregressive Formal Reasoner with Chain-of-Proxy-Autoformalization

NeurIPS 2025poster

Deductive formal problem-solving (D-FPS) enables process-verified, human-aligned problem-solving by implementing deductive solving processes within formal theorem proving (FTP) environments. However, current methods fail to address the misalignment between informal and formal reasoning granularity a…

Cited by 0SourceScholar
2025

Bridging Crypto with ML-based Solvers: the SAT Formulation and Benchmarks

NeurIPS 2025poster

The Boolean Satisfiability Problem (SAT) plays a crucial role in cryptanalysis, enabling tasks like key recovery and distinguisher construction. Conflict-Driven Clause Learning (CDCL) has emerged as the dominant paradigm in modern SAT solving, and machine learning has been increasingly integrated wi…

Cited by 0SourceScholar
2025

Monitoring Primitive Interactions During the Training of DNNs

AAAI 2025technical

This paper focuses on the newly emerged research topic, i.e., whether the complex decision-making logic of a DNN can be mathematically summarized into a few simple logics. Beyond the explanation of a static DNN, in this paper, we hope to show that the seemingly complex learning dynamics of a DNN can…

Cited by 0SourcePDFScholar
2025

Rethinking and Improving Autoformalization: Towards a Faithful Metric and a Dependency Retrieval-based Approach

ICLR 2025spotlight

As a central component in formal verification, statement autoformalization has been widely studied including the recent efforts from machine learning community, but still remains a widely-recognized difficult and open problem. In this paper, we delve into two critical yet under-explored gaps: 1) abs…

Cited by 0SourcePDFScholar
2024

Learning Plaintext-Ciphertext Cryptographic Problems via ANF-based SAT Instance Representation

NeurIPS 2024poster

Cryptographic problems, operating within binary variable spaces, can be routinely transformed into Boolean Satisfiability (SAT) problems regarding specific cryptographic conditions like plaintext-ciphertext matching. With the fast development of learning for discrete data, this SAT representation al…

Cited by 2SourcePDFScholar
2023

Code-Enhanced Fine-Grained Semantic Matching For Tag Recommendation In Software Information Sites

ICASSP 2023accepted

Tag recommendation in software information sites is a significant task to help developers make distinctions among software objects. Most existing methods usually ignore the semantic information of code snippets in software information sites. To tackle this issue, we regard the code as a semantic enh…

Cited by 0SourceScholar