
Talks, posters, and trips 

 The 9th International Workshop on Parallel Matrix Algorithms and Applications (PMAA16), Bordeaux, France,
July 6  8, 2016:
A Projected Preconditioned Conjugate Gradient Algorithm for Computing a
Large number of Eigenpairs
 Fourteenth Copper Mountain Conference on Iterative Methods, CO,
March 20  25, 2016:
Symmetric indefinite systems, positive definite preconditioning,
and interior eigenvalues  slides
 SIAM Conference on Parallel Processing for Scientific Computing, Paris, France, April 12  15, 2016:
Spectrum Slicing Solvers for ExtremeScale Eigenvalue Computations  poster
 SIAM Conference on Applied Linear Algebra, Minisymposium on LargeScale Eigenvalue Computations,
Atlanta, GA, October 26  30, 2015:
Preconditioned Locally Harmonic Residual Methods for Interior Eigenvalue Computations  slides
 Department of Computer Science, University of California Davis,
Scientific Computing Seminar, March 8, 2015:
Computing many eigenpairs of a Hermitian matrix
 SIAM Conference on Computational Science and Engineering, Minisymposium on Algorithms for the Eigenvalue Problem in Electronic Structure Computations,
Salt Lake City, UT, March 14  18, 2015:
A Projected Preconditioned Conjugate Gradient Algorithm for Eigenvalue Calculation
 Department of Computer Science Colloquium,
CU Boulder, February 17, 2015:
New eigensolvers for extremescale electronic structure calculations
 Simons Institute for the Theory of Computing,
UC Berkeley, November 18, 2014:
Graph partitioning using matrix entries for preconditioning symmetric positive definite linear systems 
slides
 Scientific Computing and Matrix Computations Seminar,
UC Berkeley, October 22, 2014:
A Projected Preconditioned Conjugate Gradient algorithm for computing a large invariant subspace of a Hermitian matrix 
slides
 Workshop on Algorithms for Modern Massive Data Sets,
Berkeley, CA, June 1720, 2014:
Fast updating algorithms for latent semantic indexing 
poster
 Thirteenth Copper Mountain Conference on Iterative Methods, CO,
April 611, 2014:
Preconditioned eigenvalue computations for nonHermitian matrices
 SIAM Conference on Computational Science and Engineering,
Boston, MA, Feb. 25  March 1, 2013:
Graph partitioning with matrix coefficients for symmetric positive definite linear systems 
poster
 Scientific Computing Group Meeting, Emory University,
Atlanta, GA, October 17, 2012:
Absolute value preconditioning for symmetric linear systems and eigenvalue problems 
slides
 Twelfth Copper Mountain Conference on Iterative Methods,
CO, March 25  March 30, 2012:
Graph partitioning with matrix coefficients for symmetric positive definite linear systems 
slides
 Householder Symposium XVIII, Tahoe City, CA, June 1217, 2011:
Preconditioned Locally Minimal Residual Method for Computing Interior Eigenpairs of Symmetric Operators 
slides
 Fifteenth Copper Mountain Conference on Multigrid Methods,
CO, March 27  April 1, 2011:
Multigrid absolute value preconditioning (presented by A. Knyazev) 
slides
 SIAM Conference on Computational Science and Engineering, Reno, NV,
Feb. 28  March 4, 2011:
Solving symmetric indefinite systems with symmetric positive definite preconditioners
 Eleventh Copper Mountain Conference on Iterative Methods, CO, April 49, 2010:
Preconditioned gradienttype methods for computing extreme singular values
 SIAM Conference on Applied Linear Algebra, Monterey, CA,
October 2629, 2009:
Notes on the Convergence of the Restarted GMRES 
slides
 SIAM Annual Meeting, Denver, CO, July 610, 2009
 Ninth Workshop on the DOE ACTS Collection, OaklandBerkeley, CA,
August 1922, 2008
 Tenth Copper Mountain Conference on Iterative Methods,
CO, April 611, 2008:
The convergence of restarted GMRES for normal matrices is sublinear
 SIAM Front Range Applied Mathematics Student Conference, Denver, CO, March 1, 2008:
The convergence of restarted GMRES for normal matrices is sublinear
 First International Conference "Mathematical Modeling and Differential Equations", Minsk, Belarus,
Oct. 25, 2007:
Solution of Large Underdetermined Linear Systems
for a Generalized NonHomogeneous Network Flow Programming Problem (presented by L. Pilipchuk)
 SIAM Front Range Applied Mathematics Student Conference, Denver, CO, March 3, 2007:
Solution of Large Sparse Underdetermined Linear Systems
with Embedded Network Structure for a Nonhomogeneous Network Flow Programming Problem

