![](images/GroupPhoto22.jpg)
Lab Photo Spring 2022
(Left to right) Yu Lu, Jacky Alvarez, Mohammed Aburidi, Jocelyn Ornelas-Muñoz,
Cristian Espinosa, Roummel F. Marcia, Dillon Marquard, Aditya Ranganath,
Kyle Wright, and Rogelio Garcia. (Not pictured: Sarah Downs and Jason Van Tuinen.)
![](images/NIU_LinearAlgebra.jpg)
Linear and Numerical Linear Algebra at Northern Illinois University, August 2009
![](images/Sweden.jpg)
2005 SIAM Conference on Optimization
![](images/NISLab_LR.jpg)
Network and Imaging Science Laboratory, Duke University, 2008
![](images/IMACS_Toronto.jpg)
IMACS International Symposium on Iterative Methods in Scientific Computing, Toronto, Canada, 2005
![](images/Symmetric_Indefinite.jpeg)
Symmetric indefinite factorization (2009)
![](images/PG.jpg)
Berlin (2012)