Perry Kleinhenz
Assistant Professor
Office
STV Stevenson Hall 313
Office Phone
Email
- About
- Education
- Selected Research
Biography
I completed my PhD under Jared Wunsch at Northwestern. Before that I graduated from MIT with a B.S. in Mathematics. After completing my PhD I did postdoctoral work at Stanford and Michigan State.
Current Courses
MAT 145.007 Calculus I
MAT 149.002 Engineering Mathematics
MAT 149.003 Engineering Mathematics
Research Interests & Areas
Partial differential equations. Microlocal analysis. Decay rates for the damped wave equation.
PhD
Northwestern University
BS Mathematics
Massachusetts Institute of Technology
Grants and Contracts
LEAPS-MPS: Energy decay for the time dependent damped wave equation
Perry Kleinhenz.
National Science Foundation. September 1 2025 - August 31 2027
Journal Article
Sharp polynomial decay for polynomially singular damping on the torus
Perry Kleinhenz, Ruoyu P.T. Wang.
Annals of Partial Differential Equations, 12(6), 50, (2026), 10.1007/s40818-025-00230-2
Sharp conditions for exponential and non-exponential uniform stabilization of the time-dependent damped wave equation
Perry Kleinhenz.
Transactions of the American Mathematical Society, 379, 1239-1282, (2025), 10.1090/tran/9591
Sharp Exponential Decay Rates for Anisotropically Damped Waves
Blake Keeler, Perry Kleinhenz.
Annales Henri Poincaré, 24 (5), 1561-1595, (2023), 10.1007/s00023-022-01242-5
Decay rates for the damped wave equation with finite regularity damping
Perry Kleinhenz.
Mathematical Research Letters, 29 (4), 1087-1140, (2022), 10.4310/mrl.2022.v29.n4.a8
Sharp polynomial decay rates for the damped wave equation with Hölder-like damping
Kiril Datchev, Perry Kleinhenz.
Proceedings of the American Mathematical Society, 148 (8), 3417-3425, (2020), 10.1090/proc/15018
Stabilization Rates for the Damped Wave Equation with Hölder-Regular Damping
Perry Kleinhenz.
Communications in Mathematical Physics, 369 (3), 1187-1205, (2019), 10.1007/s00220-019-03459-8
Presentations
Energy decay for the time dependent damped wave equation
Perry Kleinhenz.
International Workshop on Operator Theory and Applications: Special Session on Semigroup Theory and Applications, Quebec City, Canada, August, 2026
Observability for the Schrodinger Equation
Perry Kleinhenz.
VII AMMCS International Conference: Special Session on Dynamical Systems and Wave Propagation, Waterloo, Canada, August, 2026
Determining distance from a point to the super-elipse to study energy decay on the damped wave equation
B. Achammer, Perry Kleinhenz.
Great Lakes Mathematical Physics Meeting, Dayton, OH, June, 2026
Observability of the Schrodinger equation
Perry Kleinhenz.
Great Lakes Mathematical Physics Meeting, Dayton, OH, June, 2026
Geometry of wave damping on the torus
Perry Kleinhenz.
Mathematical aspects of the physics with non-self-adjoint operators, Marseille, France, April, 2026
Geometry of Wave Damping
Perry Kleinhenz.
AMS Eastern Sectional Meeting, Special Session on Microlocal Analysis and Mathematical Physics, Boston, MA, March, 2026
Geometry of Wave Damping
Perry Kleinhenz.
Ohio River Analysis Meeting, Lexington, KY, March, 2026
Integrated Local Energy Decay for the Damped Wave equation on asymptotically flat spacetimes
Perry Kleinhenz.
University of Kentucky Analysis Seminar, Lexington, KY, December, 2025
Geometry of Damping
Perry Kleinhenz.
AMS Central Sectional Meeting-Special Session on Harmonic Analysis and Partial Differential Equations, St. Louis, Missouri, October, 2025