Ernest Ryu is an assistant professor in the Department of Mathematics at UCLA. His current research focus is on applied mathematics, deep learning, and optimization.

Professor Ryu received a B.S. degree in Physics and Electrical engineering with honors at the California Institute of Technology in 2010 and an M.S. in Statistics and a Ph.D. in Computational and Mathematical Engineering with the Gene Golub Best Thesis Award at Stanford University in 2016. In 2016, he joined the Department of Mathematics at UCLA, as an Assistant Adjunct Professor. In 2020, he joined the Department of Mathematical Sciences at Seoul National University as a tenure-track faculty. In 2024, returned to UCLA as an assistant professor.