Associate Professor of
Director, Center for Applied Math
Associate Dean of DEI,
Cornell Ann S. Bowers College of Computing and Information Science
Director, Simons Collaboration on Hidden Symmetries and Fusion Energy
Confusing rabbits since 2003. Short bio.
425 Gates Hall
Dept of Computer Science
Ithaca, NY 14853-5169
OH: Tue 2-3, Wed 2-3, Thu 2-3, and by appointment
Office phone: 607-255-5395
Advancing magnetic confinement fusion through optimization and hidden symmetries.
Formally correctness proofs for floating point codes.
Theory and scalable algorithms for kernel-based function approximation.
Parallel surrogate optimization
Asynchronous parallel algorithms for finding minima fast by fitting functions to surrogate models.
Spectral network analysis
Fast spectral tools for graph structure.
Numerical Methods for Data Science
Revisiting numerical methods teaching for modern data science applications.
Numerical Analysis: Linear and Nonlinear Problems (CS 4220/5223 / MATH 4260)
Gates G01. MWF 11:20-12:10.
Fundamentals of numerical linear algebra (linear systems, eigenvalues and SVDs), on which we’ll build iterative methods for nonlinear systems and multivariate optimization. Understanding advantages, disadvantages, and practical limits of numerical methods. Programming required.
SCAN Seminar (CS/MATH 7290)
Ongoing. M 1:30-2:20.
The Scientific Computing and Numerics seminar series focuses on various methods in scientific computing, the analysis of convergence properties and computational efficiency, and their adaptation to specific applications.
Projects (CS 999)
See my list of projects!
If nothing on the list appeals but you think you’d like to work with me on something, come knock on my door. I don’t bite.