background : professional and personal, and contact info

    research : sparse matrix algorithms and applied mathematics

    publications : articles and books

    software : SuiteSparse, a suite of sparse matrix algorithms

    matrices : the SuiteSparse Matrix Collection

    classes : numerical methods, discrete math, sparse matrices

    news : press articles about my research

    poetry : mathematical and otherwise

    math + music + art : algorithmic art at


    Contact :  office: (979) 845 4094

    Department of Computer Science and Engineering, 425E HR Bright,

    3112 TAMU, Texas A&M University, College Station, TX 77843-3112

    CV : click here for my full CV


above :  a force-directed graph visualization of one of the thousands of sparse matrices in my collection.  The image was created by my collaborator Yifan Hu at AT&T, and appears in an article by Co.Design.  : algorithmic translation of music into art

Fellow of SIAM, ACM and IEEE.  NVIDIA Academic Partner.

Professor, Department of Computer Science and Engineering, Texas A&M University.

Sparse Matrix Algorithms:  a talk given at Stanford in June 2013.  This video gives an overview of my research.  For more videos, see my research and matrix pages.