IMACS Conference on Iterative Methods
November 15 - 17, 2006



Speakers should plan their talks to be at most 20 minutes.
Program Chairs will adhere strictly to this schedule.
Talks will be in room 292A MSC (Memorial Student Center) except for parallel sessions where both 292A and 292B will be used.
Tuesday: 6:00-8:00 PM. Welcome reception at AmeriSuites Hotel.

Wednesday, November 15

IMACS OPENING/WELCOME
8:45 AM
Room 292A (MSC)
Robert Beuwens, IMACS President
SESSION 1
Domain Decomposition Methods
Parallel:Room 292A (MSC)
Chair:Oleg Iliev
9:00am Xiao-Chuan Cai, Si Liu, and Jun Zou: Fully Coupled Domain Decomposition Methods for Inverse Elliptic Problems (Abstract)
9:25am Ivan Yotov: Non-overlapping Domain Decomposition for Stokes-Darcy couplings (Abstract)
SESSION 2
General iterative methods, I
Parallel:Room 292B (MSC)
Chair:Jean-Luc Guermond
9:00am D. Pardo, L. Demkowicz, and C. Torres-Verdin: A two grid, goal oriented solver for hp-fe, discretizations with possibly elongated elements of elliptic problems. (Abstract)
9:25amStefan Röllin: A comparison of incomplete LU-factorisation in semiconductor device simulation (Abstract)
SESSION 3
Student paper session
Chair:Joe Pasciak
9:50am Ilya Lashuk: Steepest descent and conjugate gradient methods with variable preconditioning (Abstract)
10:15am COFFEE AND TEA BREAK
10:45am Dianwei Han: Two data mining algorithms for predicting the condition number of sparse matrices (Abstract)
11:10am Eun-Joo Lee: Incomplete LU Preconditioning Enhancement Strategies for Sparse Matrices (Abstract)
11:35am Yin Wang: SVD Stabilized Block Preconditioning for Large Dense Linear Systems from Electromagnetic Applications (Abstract)
12:00pm Jie Wang and Jun Zhang: Iterative Matrix Factorization Techniques for High-Accuracy Privacy Protection on Non-negative-valued Datasets (Abstract)
12:25pm->2:00pm LUNCH BREAK
MINISYMPOSIA 1
Preconditioning of systems arising in Discontinuous Galerkin approximation
Organizer/Chair:Raytcho Lazarov
2:00pm Susanne C. Brenner: Multigrid Algorithms for Some New Interior Penalty Methods (Abstract)
2:25pm Jay Gopalakrishnan: Making DG methods competitive with mixed methods (Abstract)
2:50pm Guido Kanschat: Multilevel discontinuous Galerkin methods on locally refined meshes (Abstract)
3:15pm Veselin Dobrev: Preconditioning of discontinuous Galerkin discretizations of second order elliptic problems (Abstract)
3:40pm COFFEE AND TEA BREAK
SESSION 4
General Iterative Methods, II
Parallel: Room 292A (MSC)
Chair:Susanne Brenner
4:10pm Ronald Morgan: Deflated GMRES for Solving Linear Systems (Abstract)
4:35pm Ronald Morgan and Dywayne Nicely: Restarted Nonsymmetric Lanczos and Two-Sided Arnoldi (Abstract)
5:00pm Jing Li: On the Use of Inexact Subdomain Solvers in BDDC Preconditioners (Abstract)
SESSION 5
Applications, I
Parallel: Room 292B (MSC)
Chair:Ronald Hoppe
4:10pm Peter Arbenz: Multi-level Micro-Finite Element Analysis for Human Bone Structures (Abstract)
4:35pm A. Canning, J. Dongarra, O. Marques, S. Tomov, C. Vömel, and L-W. Wang: A bulk-based preconditioner and its efficiency in accelerating eigensolvers for electronic nano-structure calculations (Abstract)
5:00pm Jean-Luc Guermond: Discontinuous Galerkin Methods for Friedrichs' systems (Abstract)
5:25pm Randi Holm, Roland Kaufmann, Bjørn-Ove Heimsund, Erlend Øian, and Magne Espedal:Meshing of domains with complex internal geometries (Abstract)


Thursday, November 16

MINISYMPOSIA 3(A)
Efficient Solvers for Reservoir Simulation Problems

Organizer/Chair:Ilya Mishev
8:35am Ilya Mishev and Sergey Nepomnyaschikh: Domain decomposition methods for reservoir simulation problems (Abstract)
9:00am J. W. Watts: Solving Coupled Network-Reservoir Equations (Abstract)
9:25am O.Boyarkin,I.Kapyrin,Y.Kuznetsov,and N.Yavich: A Two-level Preconditioner for Anisotropic Diffusion Problems (Abstract)
9:50am Yuri Vassilevski, Sergei Goreinov, Vadim Chugunov: Iterative technologies for stiff problems with jumping anisotropic diffusion tensors (Abstract)
10:15am COFFEE AND TEA BREAK
MINISYMPOSIA 3(B)
Efficient Solvers for Reservoir Simulation Problems

Organizer/Chair:Ilya Mishev
10:45am Hector Klie and Mary Wheeler: Krylov-based deflation solvers for stochastic flow in porous media (Abstract)
11:10amYuanlin Jiang and Hamdi Tchelepi: Linear solver framework for coupled systems of multi-segmented wells and unstructured reservoir models (Abstract)
11:35am O. Diyankov, V. Pravilnikov, S. Koshelev, and N. Kuznetsova: FILU - an efficient and powerful preconditioner for reservoir simulation problems (Abstract)
12:00pm Igor Kaporin: The use of diagonal pivoting in ILU algorithms (Abstract)
12:25pm->2:00pm LUNCH BREAK
MINISYMPOSIA 4
Efficient solvers in computational electromagnetics
Organizer/Chair:Jayadeep Gopalakrishnan
2:00pm Young-Ju Lee: Fast solution method for discrete elastic strain models (Abstract)
2:25pm Ronald H.W. Hoppe: Adaptive Edge Element Methods in 3D Electromagnetic Field Computation (Abstract)
2:50pm Sabine Zaglmayr: On high-order Nedelec elements and Maxwell Eigensolvers using inexact projection (Abstract)
3:15pm Joseph E. Pasciak: Convergence of Multigrid Applied to the PML-Electromagnetic Scattering Problem (Abstract)
3:40pm COFFEE AND TEA BREAK
MINISYMPOSIA 5
Numerical methods for first order PDEs
Organizer/Chair:Bojan Popov
4:10pm Ivan Christov: Nonoscillatory Central Schemes on Unstructured Triangulations for Hyperbolic Systems of Conservation Laws (Abstract)
4:35pm Jiangguo (James) Liu: ELLAM for the Magnetic Induction Equation in the Resistive MHD (Abstract)
5:00pm Bojan Popov and Peter Popov: A third order scheme for Hamilton-Jacobi equations on triangular grids (Abstract)
5:25pm Fabien Marpeau: Fast algorithms for finite element methods involving L^1 minimization (Abstract)


Friday, November 17

MINISYMPOSIA 6
Upscaling and Multiscale Techniques for porous media flows
Organizer/Chair:Yalchin Efendiev
8:35am Xiao-Hui Wu, Matthew T. Stone, Rossen R. Parashkevov, Steve L. Lyons: Upscaling Reservoir Models with Piecewise Constant Permeability (Abstract)
9:00am Seong Lee: Multiscale Finite-Volume Method for Multiphase Flow in Porous Media: Black Oil Formulation of Compressible, Three Phase Flow with Gravity and Capillarity Force (No Abstract)
9:25am O. Iliev, R.Ewing, R.Lazarov, I.Rybak, J.Willems: Two-level DD preconditioners for certain multiscale problems (No Abstract)
9:50am Yalchin Efendiev: Multiscale methods using limited global information for flows in heterogeneous porous media (Abstract)
10:15am COFFEE AND TEA BREAK
R.E. Ewing Student Sesssion
Parallel:Room 292B (MSC)
Chair:Guan Qin
10:40amApostol Vassilev
10:50amRossen Parashkevov
11:00amSergeui Maliassov
11:10amJian Shen
11:20amPatrick O'Leary
11:30amTao Lin
11:40amIlya Mischev
11:50amHong Wang
12:00pmGuan Qin
SESSION 6
Multilevel techniques
Parallel:Room 292A (MSC)
Chair:James Bramble
10:45am Ludmil Zikatanov: A lower bound on the convergence rate of a two-level method with pointwise smoother for problems in H(curl). (Abstract)
11:10am Daniil Svyatskiy: New Multilevel Preconditioner for Diffusion-type Problems on Polyhedral Meshes (Abstract)
11:35amXue-Cheng Tai: Domain decomposition and multigrid methods for nonlinear problems and variational inequalities (Abstract)
12:00pm C. I. Christov: Iterative Scheme for Navier-Stokes Equations Based on Operator Splitting (Abstract)
12:30pm END OF PROGRAM