Hello, my name is Jiahan Du. I was a  graduate student in math at UCLA from 2020 to 2025. My main research interest is harmonic analysis, and I'm also interested in machine learning. Before coming to UCLA, I studied mathematics at UC Berkeley from 2016 to 2020. 

Email: jiahandu@math.ucla.edu

Experience:

Software Developement Engineer, Amazon, Feb. 2026 to Present, Seattle

Software Developement Engineering Intern,  Amazon, June 2025 to Sep. 2025, Seattle

Visiting Graduate Student, New York University, Jan. 2024 to June 2025, New York

Teaching Assistant, UCLA, Oct. 2020 to Dec. 2023, Los Angeles

Preprints:

(In preparation) Restricted Projection Theorems via Kakeya Type Estiamtes

Restricted Marstrand's Projection Theorem for General Families of Linear Subspaces

https://arxiv.org/abs/2510.16671