Key Points

1. Meticulous Data Collection and Processing: The paper details the meticulous data collection and processing efforts involved in creating the M ATH P ILE corpus. This includes prefiltering, language identification, cleaning, filtering, and deduplication to ensure high data quality.

2. Unique Characteristics: M ATH P ILE is unique in its focus on creating a high-quality and diverse pre-training corpus specifically tailored for the math domain. It provides a contrast to other corpora that are not open-sourced or solely sourced from web pages.

3. Diverse Sources: The corpus is sourced from a variety of sources, including arXiv, ProofWiki, StackExchange, Wikipedia, textbooks, and synthetic mathematics-related textbooks.

4. Data Documentation: The paper emphasizes the significance of data documentation for M ATH P ILE, including characteristics of the data, intended uses, information content, and potential biases.

5. Data Contamination Detection: The paper discusses the importance of detecting data contamination and eliminating duplicates from popular mathematical reasoning benchmark test sets to ensure the quality and effectiveness of these benchmarks.

6. Length Distribution Analysis: The paper analyzes the document length distribution for different sources in M ATH P ILE, highlighting the smooth distribution across various sources.

7. Pre-training Corpora and Mathematical Reasoning: It provides an overview of pre-training corpora for language models and emphasizes the importance of enhancing mathematical reasoning capabilities in language models.

8. Quality Considerations: The paper acknowledges that, despite significant efforts, some low-quality documents may still persist, especially those sourced from the web.

Overall, the research paper highlights the comprehensive efforts and considerations involved in creating M ATH P ILE, a specialized and high-quality math-centric corpus tailored for enhancing mathematical reasoning abilities in language models.

Summary

The research paper introduces the MATH-PILE corpus, a high-quality and diverse pre-training corpus tailored specifically for the math domain, aiming to enhance the mathematical reasoning capabilities of language models. The MATH-PILE corpus comprises about 9.5 billion tokens, representing a math-centric corpus with a broader scope compared to other offerings. The paper emphasizes the unique features of MATH-PILE, including its diverse mathematical content, extensive preprocessing, data documentation efforts to ensure high-quality data and transparency, and combinatorial characterization of toric fibrations as part of its contributions.

The authors stress the importance of data quality over quantity, particularly in the pretraining phase, and express their commitment to providing open-source access to different versions of MATH-PILE to facilitate future developments in the field. They focus on bridging the gap in the availability of open-sourced mathematical corpora and emphasize the democratization of access to high-quality mathematical data for researchers and developers. The paper discusses the comparison of MATH-PILE with other mathematical corpora, highlights the extensive data collection efforts from various sources such as arXiv, Wikipedia, ProofWiki, and StackExchange, and presents the detailed processing workflow to ensure the quality and inclusivity of the corpus.

The paper also addresses the challenges of document length distribution, language identification, filtering, deduplication, and data contamination detection, showcasing the rigorous and meticulous approach taken to create the MATH-PILE corpus. Overall, the paper aims to lay the groundwork for training more powerful mathematical problem-solving models in the future and to facilitate the growth of AI for mathematics by contributing a specialized, high-quality, diverse corpus focused on the mathematical domain.