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College of Liberal Arts & Sciences Department of Mathematics

William Yun Chen

Assistant Professor

Research Interests

Moduli of elliptic curves, noncongruence subgroups of SL(2,Z), Hurwitz spaces, Galois theory, combinatorial group theory

Additional Campus Affiliations

Assistant Professor, Mathematics

Recent Publications

Chen, W. Y. (2024). Nonabelian level structures, Nielsen equivalence, and Markoff triples. Annals of Mathematics, 199(1), 301-443. https://doi.org/10.4007/annals.2024.199.1.5

Bell, R., Booher, J., Chen, W. Y., & Liu, Y. (2022). Tamely ramified covers of the projective line with alternating and symmetric monodromy. Algebra and Number Theory, 16(2), 393-446. https://doi.org/10.2140/ant.2022.16.393

Chen, W. Y. (2018). Moduli interpretations for noncongruence modular curves. Mathematische Annalen, 371(1-2), 41-126. https://doi.org/10.1007/s00208-017-1575-6

View all publications on Illinois Experts

College of Liberal Arts & Sciences Department of Mathematics

273 Altgeld Hall

1409 W. Green Street (MC-382)

Urbana, IL 61801

217-333-3350

Email: math@illinois.edu

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