Laurent O. Jay

Laurent O. Jay is a Professor in the Department of Mathematics at The University of Iowa, where he also serves as Director of the Interdisciplinary Graduate PhD Program in Applied Mathematical and Computational Sciences (AMCS). He is a faculty member of the College of Liberal Arts and Sciences, with research affiliations in numerical analysis and dynamical systems and differential equations.

• Department: Department of Mathematics
• School: College of Liberal Arts and Sciences
• University: The University of Iowa
• Position: Professor and Director of AMCS PhD Program

His research focuses on numerical methods for differential equations, particularly Runge-Kutta and symplectic methods for ODEs and DAEs, with applications in mechanics and computational science. He has been actively publishing in top journals such as SIAM Journal on Numerical Analysis, BIT Numerical Mathematics, and Numerical Algorithms, with recent work on predictors for implicit methods, convergence analysis, and specialized integrators for constrained systems. His publications reveal a strong emphasis on structure-preserving algorithms, stiffness, and efficient implementations.

Laurent O. Jay has received the Leslie Fox Prize in Numerical Analysis (Second Prize, 1995), a prestigious early-career award in the field. His research has been supported by the National Science Foundation under multiple grants.

He advises several PhD students in the AMCS program and has mentored numerous former students who have pursued academic and industry careers. His teaching includes graduate courses such as Ordinary Differential Equations I and Introduction to Numerical Methods. He is also a proud member of the Runge-Kutta Club, reflecting his deep expertise in numerical integration methods.