Ahmed H. SAMEH

Department of Computer Sciences
Purdue University
1398 Computer Science Building
West Lafayette, IN 47907-1398
ph: (765) 494-6003
fax: (765) 496-1640
sameh@cs.purdue.edu

Education

Ph.D. Civil Engineering University of Ilinois 1968
M.S. Civil Engineering Georgia Institute of Technology 1964
B.Sc. Civil Engineering University of Alexandria, Egypt 1961

Employment History

January 1997 -- present Samuel D. Conte Professor, and Head Department of Computer Sciences Purdue University, West Lafayette, IN
July 1993 -- December 1996 Head, William Norris Chair, and Professor, Department of Computer Science University of Minnesota, Minneapolis, MN
July 1992 -- July 1993 Director, Center for Supercomputing Research and Development University of Illinois, Urbana, IL
Professor, Department of Computer Science
July 1991-June 1992 Head, William Norris Chair, and Professor, Department of Computer Science University of Minnesota, Minneapolis, MN
1985-1991 Associate Director, Center for Supercomputing Research and Development University of Illinois, Urbana, IL
1980-1991 Professor, Department of Computer Science
1974-1980 Associate Professor, Department of Computer Science
1968-1974 Research Assistant Professor, Center for Advanced Computation and Department of Computer Science
1967-1968 Research Assistant, Department of Computer Science
1961-1963 Instructor, Department of Civil Engineering University of Alexandria, Alexandria, Egypt

Awards & Honors

Phi Kappa Phi; Sigma Xi.
Fulbright Fellow, 1963-1964.
List of Teachers Ranked as Excellent by Their Students: Fall `74, Fall `75, Fall `78, Spring `80, Spring `81, Spring `82, Fall `82, Spring `83.
Appointed an Associate in the Center for Advanced Study on a full-time basis for two semesters of the 1991-92 academic year. (Declined in order to accept position of Head of Computer Science at the University of Minnesota.)
William Norris Chair in Large Scale Computing, 1991-1992, 1993-1996.
Fellow of the American Association for the Advancement of Science, 1993-present.

Major Consulting Activities (1974 - Present)

Burroughs Corporation, Paoli, PA
IBM, Kingston, NY
ESL, Inc., Sunnyvale, CA
Cray Research, Chippewa Falls, WI
General Electric, NY
KAI, Inc., Champaign, IL
ICASE (NASA-Langley), Hampton, VA

Current Grants and Contracts

National Science Foundation, co-PI
Direct Simulation of the Motion of Particles in Flowing Liquids
$1,650,000, 10/01/95-09/30/98
National Science Foundation, PI
High Performance Computing for Large Dynamical Systems
$70,440 2/15/97 - 1/31/99
National Science Foundation, co-PI
Architecture, Algorithms and Applications for Future Generation Supercomputers
$47,000 9/1/96 - 8/31/97

Areas of Research

Parallel Algorithms in Numerical Linear Algebra.

Ph.D. Degrees Granted - University of Illinois

Jonathan Lermit, 1972 Numerical Methods for the Identification of Differential Equations
John Larson, 1978 Methods for Automatic Error Analysis of Numerical Algorithms
John Wisniewski, 1981 On Solving the Large Sparse Generalized Eigenvalue Problem
Joseph Grcar, 1981 Analysis of the Lanczos Algorithm and of the Approximation Problem in Richardson's Method
Emmanuel Kamgnia, 1983 A Numerical Conformal Mapping Method and the Poisson Equation on Irregular Domains
Chandrika Kamath, 1986 Solution of Nonsymmetric Systems of Equations on a Multiprocessor
Mark Schaefer, 1987 A Polynomial Based Iterative Method for Linear Parabolic Equations
Hsin-Chu Chen, 1988 The SAS Domain Decomposition Method for Structural Analysis
Jeffrey Scroggs, 1988 Solution of a Parabolic Partial Differential Equation via Domain Decomposition: The Synthesis of Asymptotic and Numerical Analysis
Randall Bramley, 1989 Row Projection Methods for Linear Systems
Gung-Chung Yang, 1990 PARASPICE: A Parallel Direct Circuit Simulator for Shared Memory Multiprocessors
Michael Berry, 1990 Multiprocessor Sparse SVD Algorithms and Applications
Felix G. Lou, 1992 Some New Results for Solving Linear Systems arising from Computational Fluid Dynamics Problems
B. D. Semeraro, 1992 Operator Splitting Methods for the Navier-Stokes Equations
Vivek Sarin, 1996 Efficient Iterative Methods for Saddle-Point Problems
Ph.D. Students Supervised at Present: 3

Editorships of Journals

Editor, IEEE Computational Science & Engineering, 1993-present
Editor-in-Chief, IEEE Computational Science & Engineering, 1993--1995
Editor, Numerical Linear Algebra with Applications, 1992--present
Managing Editor, International Journal of High Speed Computing, 1988--1993
Editor, Computer Physics Communications, 1986--1991
Editor, Journal of Parallel and Distributed Computing, 1986--1988
Editorial Board of Parallel Computing, 1984-present
Assoc. Editor of SIAM Journal on Scientific and Statistical Computing, 1984-1989
Editor of IEEE Transactions on Computers, 1983--1987
Advisory Board of Computing, 1976--1978

Other Scholarly Activities

International Conference on Parallel Processing, Program Co-Chairman, 1980.
National Research Council Panel for NIST Computing, 1987-1992.
International Conference on Supercomputing, Conference Co-Chairman, 1990.
Member of the External Advisory Committee for the Kentucky NSF/EPSCoR Grant, 1992-1994.
Advisory Committee, 10-th International Parallel Processing Symposium, 1996.
Universities Space Research Association, Consultant, 1992-present.

Invited Lectures

1972 IBM T.J. Watson Research Center
1976 Stanford University, Department of Computer Science
1978 Burroughs Corporation
1978 Washington State University, Department of Computer Science
1980 Massachusetts Institite of Technology, Dept. of Electrical Eng.
1981 Sandia National Laboratories
1981 CREST Course on "The Design of Numerical Parallel Algorithms," Bergamo, Italy
1981 CONPAR81, Nurnberg, Germany
1982 Argonne National Laboratory
1982 Purdue Workshop on Algorithmically-Specialized Computer Organization
1983 SIAM Fall Meeting
1983 Calcul vectoriel et parallele, Paris, France
1983 NATO Advanced Research Workshop on High-Speed Computations, Julich, Germany
1984 Gatlinburg 9, Waterloo, Canada
1984 IBM Europe Institute, Davos, Switzerland
1984 VAPP II, Oxford, England
1985 Vector and Parallel Processors for Scientific Computation, Rome, Italy
1985 Second SIAM Conference on Parallel Processing for Scientific Computing
1986 North Carolina State University
1986 International Federation for Information Processing (IFIP) Working Group 2.5, Annual Meeting on Numerical Software, Argonne, IL
1986 CONPAR 86, Conference on Algorithms and Hardware for Parallel Processing, Aachen, F. R. Germany
1986 Massachusetts Institute of Technology, Workshop on Distributed Algorithms in Communication and Computation, Endicott House, M.I.T., October 22-24
1987 IBM T. J. Watson Research Center, January
1987 University of Maryland, Institute for Advanced Computer Studies, Workshop on Scientific Computing Using Parallel Architectures, April 6-8
1987 31st Annual International Technical Symposium on Optical & Optoelectronic Applied Science & Engineering (SPIE Proceedings vol. 826), Advanced Algorithms and Architectures for Signal Processing II, keynote address, August 18-19, San Diego, California.
1987 Nato Advanced Study Institute, The Application of Advanced Computing Concepts and Techniques in Control Engineering, September 14-25, IL-Ciocco, Tuscany, Italy
1987 Minnesota Supercomputer Institute, University of Minnesota, Minneapolis, MN, October
1988 Theoretical Physics Institute, University of Minnesota, Workshop on ``Massively Parallel Computing and Scientific Applications,'' May 3-7
1988 SIAM Conference on Applied Linear Algebra, Madison, WI, May 23-26
1989 Northern Illinois University, Conference on Applied Linear Algebra
1989 International Conference on Supercomputing, Saint-Malo, France, July 4-8
1989 Fourth Copper Mountain Conference on Multigrid Methods, Colorado, April 9-14
1989 Conference on Preconditioned Conjugate Gradient Methods, Nijmegen, The Netherlands, June 19-21
1989 International Symposium on the Mathematical Theory of Networks and Systems, Amsterdam, The Netherlands, June 19-23
1990 Copper Mountain Conference on Iterative Methods, Copper Mountain, Colorado, April 1-5
1990 CRPC@Caltech Forum, Pasadena, California, May 8-10
1990 IBM Europe Inst. Workshop on Sparsity in Large Scientific Computations, Oberlech, Austria, August 4-11
1990 Center for Computational Sciences, University of Kentucky, October 3
1990 Symposium on Computational Technology for Flight Vehicles, Washington, DC, November 5-7
1990 USC Fall Symposium on Supercomputing and Parallel Processing, December 6-8
1992 Electricite de France, Summer School on Parallel Computing, June 29-July 10
1993 Ohio State University, Scientific Computing, April 14
1993 ICASE/LaRC Short Course on Parallel Computing, July 26-30
1994 Athens University of Economics and Business, September 22-24
1995 Kuwait University, March 13-15
1995 International Conference on Scientific Computation and Differential Equations, (Honoring Bill Gear's 60-th Birthday), Stanford.
1995 International Congress on Industrial and Applied Mathematics ( ICIAM 95), Hamburg, Germany, July 3-7
1995 ETH, Zurich, Switzerland, July 11
1995 SIAM National Meeting, October 23-26
1995 International Conference on Computational Engineering Science.

Professional Memberships

Association of Computing Machinery (ACM)
Society of Industrial and Applied Mathematics (SIAM)
Senior Member, The Institute of Electrical and Electronic Engineers (IEEE)
Fellow, American Association for the Advancement of Science (AAAS)

Selected Publications

  1. Z. Tong, and A. Sameh. A Note on an Iterative Method for Saddle-Point Problems, Numerische Mathematik, to appear.
  2. P. Hansen, Tz. Ostromsky, A. Sameh and Z. Zlatev. Solving sparse linear least-squares problems on some supercomputers by using a sequence of large dense blocks, BIT, to appear, 1997.
  3. A. Sameh and V. Sarin. An Efficient Iterative Method for the Generalized Stokes Problem, SIAM Journal on Scientific Computing, to appear, 1997.
  4. A. Sameh and V. Sarin. Parallel Algorithms for the Generalized Stokes Problem, Computational Mechanics '95, Proceedings of the International Conference on Computational Engineering Science, pp. 464 - 469, S. Atluri, G. Yagawa, and T. Cruse, editors, Springer, 1995.
  5. A. Gramma, V. Kumar and A. Sameh. Parallel Matrix-Vector Product Using Approximate Hierarchical Methods, Proceedings of Supercomputing '95.
  6. A. Grama, V. Kumar, A. Sameh. On n-Body Simulations Using Message Passing Parallel Computers, Proceedings of the SIAM Conference on Parallel Computers, pp. 355-360, 1995.
  7. K. Gallivan, E. Gallopoulos and A. Sameh. Cedar: An Experiment in Parallel Computing, Computer Mathematics and its Applications, Vol. 1, No. 1, pp. 77-98, 1994.
  8. A. Grama, V. Kumar, A. Sameh. Scalable Parallel Formulations of the Barnes-Hut Method for n-Body Simulations, Proceedings of Supercomputing '94, pp. 439-448, 1994.
  9. A. Gupta, V. Kumar and A. Sameh. Performance ans Scalability of Preconditioned Conjugate Gradient Methods on Parallel Computers, IEEE Transactions on Parallel and Distributed Systems, Vol. 6, No. 5, pp. 455-469, 1995.
  10. A. Gramma, V. Kumar and A. Sameh. Scalable Parallel Formulations ofthe Barnes-Hut Algorithm, Proceedings of Supercomputing '94, 1994.
  11. M. Berry, B. Parlett and A. Sameh. Computing Extremal Singular Triplets of Sparse Matrices on a Shred-Memory Multiprocessor, International Journal on High Speed Computing, Vol. 6, No. 2, pp. 239-275, 1994.
  12. D. Kuck, E. Davidson, D. Lawrie, A. Sameh, et. al. The Cedar System and an Initial Performance Study, in: Proceedings of the 20-th International Symposium on Computer Architecture, pp. 213-223, San Diego, CA, May 16-19, 1993.
  13. C. Carey, H.-C. Chen, G. Golub and A. Sameh. A New Approach for Solving Symmetric Eigenvalue Problems, Computing Systems in Engineering, Vol. 3, No. 6, Pergamon Press, pp. 671-679, 1992.
  14. Randall Bramley and Ahmed Sameh. Row Projection Methods for Large Nonsymmetric Linear Systems, SIAM Journal on Scientific Statistical Computing, Vol. 13, No. 1, pp. 168-193, 1992.
  15. Randall Bramley and Ahmed Sameh. Domain Decomposition for Parallel Row Projection Algorithms,. Applied Numerical Mathematics, Vol. 8, No. 4-5, pp. 303-315, 1991.
  16. Randall Bramley, Hsin-Chu Chen, Ulrike Meier and Ahmed Sameh. On Some Parallel Preconditioned CG Schemes. Lecture Notes in Mathematics, Preconditioned Conjugate Gradient Methods, O. Axelsson, editor, Springer-Verlag, 1990.
  17. K. A. Gallivan, R. J. Plemmons and A. H. Sameh. Parallel Algorithms for Dense Linear Algebra Computations. SIAM Review, Vol. 32, No. 1, pp. 54-135, 1990.
  18. K. Gallivan, E. Ng, B. Peyton, R. Plemmons, J. Ortega, C. Romine, A. Sameh and R. Voigt. Parallel Algorithms for Matrix Computations. SIAM Publications, Phildelphia, PA, 1990.
  19. Kyle Gallivan, Ahmed Sameh and Zahari Zlatev. Solving General Sparse Linear Systems Using Conjugate Gradient-type Methods. Proc. of 1990 Int'l Conf. on Supercomputing, Amsterdam, the Netherlands, pp. 132-139, ACM Press, 1990.
  20. Kyle Gallivan, Ahmed Sameh and Zahari Zlatev. A Parallel Hybrid Sparse Linear System Solver. Computing Systems in Engineering, Vol. 1, No. 2-4, pp. 183-195, Pergamon Press, 1990.
  21. M. Berry, D. Chen, P. Koss, D. Kuck, L. Pointer, S. Lo, Y. Pang, R. Roloff, A. Sameh, E. Clementi, S. Chin, D. Schneider, G. Fox, P. Messina, D. Walker, C. Hsiung, J. Schwarzmeier, K. Lue, S. Orszag and F. Seidl. The Perfect Club Benchmarks: Effective Performance Evalution of Supercomputers. International Journal of Supercomputing Applications, Fall 1989, pp. 5-40, 1989.
  22. Michael Berry and Ahmed Sameh. An Overview of Parallel Algorithms for the Singluar Value and Dense Symmetric Eigenvalue Problems. Journal of Computational and Applied Mathematics, Vol. 27, pp. 191-213, 1989.
  23. Hsin-Chu Chen and Ahmed Sameh. A Matrix Decomposition Method for Orthotropic Elasticity Problems. SIAM Journal on Matrix Analysis and Applications, Vol. 10, No. 1, pp. 39-64, 1989.
  24. Hsin-Chu Chen and Ahmed Sameh. A Domain Decomposition Method for 3D Elasticity Problems. Proc. of First International Conference on Applications of Supercomputers in Engineering, C. Brebbia and A. Peters, editors, pp. 171-188, North-Holland, 1989.
  25. E. Gallopoulos and Ahmed Sameh. Solving Elliptic Equations on the Cedar Multiprocessor. In: Aspects of Computation on Asynchronous Parallel Processors, M.H. Wright, editor, Elsevier Science Publishers B.V. (North-Holland), pp. 1-12, 1989.
  26. Chandrika Kamath and Ahmed Sameh. A Projection Method for Solving Nonsymmetric Linear Systems on Multiprocessors. Parallel Computing, Vol. 9, pp. 291-312, 1989.
  27. E. Kamgnia and A. Sameh, A Fast Elliptic Solver for Simply Connected Domains, Computer Physics Communications, Vol. 55, pp. 43-69, North-Holland, 1989.
  28. Michael Berry and Ahmed Sameh. Multiprocessor Schemes for Solving Block Tridiagonal Linear Systems. International Journal of Supercomputer Applications, Vol. 2, No. 3, pp. 37-57, 1988.
  29. Randall Bramley and Ahmed Sameh. A Robust Parallel Solver for Block Tridiagonal Systems. Proc. of 1988 International Conference on Supercomputing, St. Malo, France, pp. 39-54, ACM Press, 1988.
  30. K. Gallivan and A. Sameh. Matrix Computations on Shared-Memory Multiprocessors. In: The Application of Advanced Computing Concepts and Techniques in Control Engineering, NATO ASI SERIES, M.J. Denham and A.J. Laub, editors, Springer-Verlag, pp. 289-359, 1988.
  31. Kyle Gallivan, William Jalby, Ulrike Meier and Ahmed Sameh. The Impact of Hierarchical Memory Systems on Linear Algebra Algorithm Design. International Journal of Supercomputer Applications, Vol. 2, No. 1, pp. 12-48, 1988.
  32. Ulrike Meier and Ahmed Sameh. The Behavior of Conjugate Gradient Algorithms on a Multivector Processor with a Hierarchical Memory. Journal of Computational and Applied Mathematics, Vol. 24, pp. 13-32, 1988.
  33. Michael Berry and Ahmed Sameh. A Multiprocessor Scheme for the Singular Value Decomposition. In Parallel Processing for Scientific Computing, G. Rodrigue, editor, SIAM, pp. 67-71, 1987.
  34. Hsin-Chu Chen and Ahmed Sameh. Numerical Linear Algebra Algorithms on the Cedar System. In Parallel Computations and their Impact on Mechanics, A. Noor, editor, The American Society of Mechanical Engineering, pp. 101-125, 1987.
  35. David Kuck, Edward Davidson, Duncan Lawrie and Ahmed Sameh. Parallel Supercomputing Today and the Cedar Approach. In: Experimental Parallel Computing Architectures, J. J. Dongarra, editor, Elsevier Science Publishers B.V. (North-Holland), New York, NY, pp. 1-20, 1987.
  36. David Kuck and Ahmed Sameh. A Supercomputing Performance Evaluation Plan. In: Lecture Notes in Computer Science No. 297: Proc. of First Int'l. Conf. on Supercomputing, Athens, Greece, T.S. Papatheodorou E.N. Houstis C.D. Polychronopoulos, editors, Springer-Verlag, New York, NY, pp. 1-17, 1987.
  37. Sy-Shin Lo, Bernard Philippe and Ahmed H. Sameh. A Multiprocessor Algorithm for the Symmetric Tridiagonal Eigenvalue Problem. SIAM Journal on Scientific and Statistical Computing, Vol. 8, No. 2, pp. s155-s165, March, 1987.
  38. Ulrike Meier and Ahmed Sameh. Numerical Linear Algebra on the CEDAR Multiprocessor. Proc. of SPIE Conf. on Advanced Algorithms & Architectures for Signal Processing II, San Diego, CA, Vol. 826, pp. 1-9, August 1987.
  39. Michael Berry and Ahmed Sameh. Multiprocessor Jacobi Algorithms for Dense Symmetric Eigenvalue and Singular Value Decompositions. Proc. of the 1986 Int'l Conf. on Parallel Processing, St. Charles, IL, pp. 433-440, Aug. 19-22, 1986.
  40. M. Berry, K. Gallivan, W. Harrod, W. Jalby, S. Lo, U. Meier, B. Philippe and A. H. Sameh. Parallel Algorithms on the CEDAR System In: CONPAR 86, Lecture Notes in Computer Science, W. Handler et. al., editors, Springer-Verlag, pp. 25-39, 1986.
  41. E. Davidson, D. Kuck, D. Lawrie and A. Sameh. Supercomputing Tradeoffs and the Cedar System. In: High-Speed Computing: Scientific Applications and Algorithm Design, R. Wilhelmson, editor, University of Illinois Press, pp. 3-11, 1986.
  42. G. H. Golub, R. J. Plemmons and A. Sameh. Parallel Block Schemes for Large Scale Least Squares Computations. In: High-Speed Computing: Scientific Application and Algorithm Design, R. Wilhelmson, editor, University of Illinois Press, pp. 171-179, 1986.
  43. David J. Kuck, Edward S. Davidson, Duncan H. Lawrie and Ahmed H. Sameh. Parallel Supercomputing Today and the Cedar Approach. Science, Vol. 231, pp. 967-974, 1986.
  44. D. J. Kuck, D. Lawrie, R. Cytron, A. Sameh and Daniel Gajski. Cedar Project. In: Frontiers of Supercomputing, D. H. Sharp N. Metropolis W. J. Worlton, editors, University of California Press, Berkeley, CA, pp. 97-123, 1986.
  45. J. L. Larson, I. C. Kizilyalli, K. Hess, A. Sameh and D. J. Widiger. Two-Dimensional Model for the HEMT. In: Large Scale Computational Device Modeling, K. Hess, editor, Coordinated Science Laboratory, University of Illinois at Urbana-Champaign, Urbana, IL, pp. 131-145, 1986.
  46. C. Kamath, A. H. Sameh, G. C. Yang and D. J. Kuck. Structural Computations on the Cedar System. Computers and Structures, Vol. 20, No. 1-3, pp. 47-54, 1985.
  47. D. H. Lawrie and A. H. Sameh. Correction: The Computation and Communication Complexity of a Parallel Banded System Solver. ACM Trans. on Mathematical Software, Vol. 11, No. 2, pp. 188-188, June, 1985.
  48. A. Sameh. Solving the Linear Least Squares Problem on a Linear Array of Processors. In: Algorithmically-Specialized Parallel Computers, L. Snyder et. al., editors, Academic Press, pp. 191-200, 1985.
  49. A. Sameh. On Some Parallel Algorithms on a Ring of Processors. Computer Physics Communications, Vol. 37, pp. 159-166, 1985.
  50. A. Sameh. Parallel Linear System Solvers. Proc. of the Conf. on Vector and Parallel Processors for Scientific Computation, May 27-29, 1985.
  51. Y. Saad, A. Sameh and P. Saylor. Solving Elliptic Difference Equations on a Linear Array of Processors. SIAM Journal on Scientific and Statistical Computing, Vol. 6, No. 4, pp. 1049-1063, 1985.
  52. J. J. Dongarra and A. H. Sameh. On Some Parallel Banded System Solvers. Parallel Computing, Vol. 1, No. 3 and 4, pp. 223-236, 1984.
  53. Daniel D. Gajski, Duncan H. Lawrie, David J. Kuck and Ahmed H. Sameh. CEDAR. Proc. of COMPCON Spring 84, pp. 306-310, Feb.27-Mar. 1, 1984.
  54. C. Kamath and A. Sameh. The Preconditioned Conjugate Gradient Algorithm on a Multiprocessor. Fifth IMACS International Symp. on Computer Methods for Partial Differential Equations, pp. 210-217, June, 1984.
  55. David Kuck, Duncan Lawrie, Ahmed Sameh and Edward Davidson. Construction of a Large-Scale Multiprocessor, University of Illinois at Urbana-Champaign, Department of Computer Science, September 21, 1984. 1984.
  56. David Kuck, Duncan Lawrie, Ahmed Sameh and Edward Davidson. Center for Supercomputing Research and Development: Goals, University of Illinois at Urbana-Champaign, Center for Supercomputing Research and Development, November 29, 1984.
  57. David J. Kuck, Ahmed H. Sameh, Ron Cytron, Alexander V. Veidenbaum, Constantine D. Polychronopoulos, Gyungho Lee, Tim McDaniel, Bruce R. Leasure, Carol Beckman, James R. B. Davies and Clyde P. Kruskal. The Effects of Program Restructuring, Algorithm Change, and Architecture Choice on Program Performance. Proceedings of 1984 International Conference on Parallel Processing, pp. 129-138, 1984.
  58. D. H. Lawrie and A. H. Sameh. The Computation and Communication Complexity of a Parallel Banded System Solver. ACM Transactions on Mathematical Software, Vol. 10, No. 2, pp. 185-195, 1984.
  59. A. H. Sameh. A Fast Poisson Solver on Multiprocessors. In: Elliptic Problem Solvers II. Academic Press, pp. 175-186, 1984.
  60. Daniel Gajski, David Kuck, Duncan Lawrie and Ahmed Sameh. CEDAR -- A Large Scale Multiprocessor. Proceedings of the 1983 International Conference on Parallel Processing, pp. 524-529, 1983.
  61. David Kuck, Duncan Lawrie, Ron Cytron, Ahmed Sameh and Daniel Gajski. The Architecture and Programming of the Cedar System. In: Proceedings of the 1983 LASL Workshop on Vector and Parallel Processing, 1983.
  62. D. H. Lawrie and A. H. Sameh. Applications of Structural Mechanics on Large-Scale Multiprocessor ComputersSymposium on the Impact of New Computing Systems on Computational Mechanics, Winter Annual ASME Meeting, pp. 55-64, November 1983.
  63. A. Sameh. An Overview of Parallel Algorithms in Numerical Linear Algebra. First International Colloquium on Vector and Parallel Computing in Scientific Applications, EDF Bulletin de la Direction des Etudes et Recherches--Series C, Mathematique, Informatique No. 1, pp. 129-134, March 1983.
  64. A. H. Sameh. On Two Numerical Algorithms for Multiprocessors. Proc. of NATO Adv. Res. Workshop on High-Speed Comp. (Series F: Computer and Systems Sciences, Vol. 7), Springer-Verlag, pp. 311-328, 1983.
  65. D. D. Gajski and A. H. Sameh. A WSI-Multiprocessor for Iterative Algorithms. Proceedings of the Government Microcircuit Applications GOMAC-82 Conference, pp. 166-169, November 1982.
  66. D. D. Gajski, A. H. Sameh and J. A. Wisniewski. Iterative Algorithms for Tridiagonal Matrices on a WSI-Multiprocessor. Proceedings of the 1982 International Conference on Parallel Processing, pp. 82-89, August 1982.
  67. Daniel Gajski, David Kuck, Duncan Lawrie and Ahmed Sameh. A Brief Description of a Plan for the Construction of a Large Scale Multiprocessor, Cedar Doc. No. 6, University of Illinois at Urbana-Champaign, Department of Computer Science, November 9, 1982.
  68. D. Kuck, D. Padua, A. Sameh and M. Wolfe. Languages and High-Performance Computations. In: Proceedings of the IFIP Working Conference on The Relationship Between Numerical Computation and Programming Languages, J. Reid, editor, North-Holland, pp. 205-221, 1982.
  69. Ahmed H. Sameh and John Wisniewski. A Trace Minimization Algorithm for the Generalized Eigenvalue Problem. SIAM Journal on Numerical Analysis, Vol. 19, No. 6, pp. 1243-1259, 1982.
  70. John A. Wisniewski and Ahmed H. Sameh. Parallel Algorithms for Network Routing Problems and Recurrences. SIAM Journal on Algebraic and Discrete Methods, Vol. 3, No. 3, pp. 379-394, 1982.
  71. J. Grcar and A. Sameh. On Certain Parallel Toeplitz Linear System Solvers. SIAM Journal on Scientific and Statistical Computing, Vol. 2, No. 2, pp. 238-256, 1981.
  72. Y. Saad and A. Sameh. Iterative Methods for the Solution of Elliptic Difference Equations on Multiprocessors. In: CONPAR 81, Lecture Notes in Computer Science, W. Handler, editor, Springer-Verlag, pp. 395-413, 1981.
  73. J. L. Larson and A. H. Sameh. Algorithms for Roundoff Error Analysis--A Relative Error Approach. Computing, Vol. 24, pp. 275-297, 1980.
  74. Y. Saad and A. Sameh. A Parallel Block Stiefel Method for Solving Positive Definite Systems. In: Elliptic Problem Solvers I, M. Schultz, editor, Academic Press, pp. 405-411, 1980.
  75. S. C. Chen, D. J. Kuck and A. H. Sameh. Practical Parallel Band Triangular System Solvers. ACM Transactions on Mathematical Software, Vol. 4, No. 3, pp. 270-277, 1978.
  76. John Larson and Ahmed Sameh. Efficient Calculation of the Effects of Roundoff Errors. ACM Transactions on Mathematical Software, Vol. 4, No. 3, pp. 228-236, 1978.
  77. A. H. Sameh and D. J. Kuck. On Stable Parallel Linear System Solvers. Journal of the ACM, Vol. 25, pp. 81-91, 1978.
  78. D. Slotnick and A. Sameh. Numerical Calculation and Computer Design. Computers and Mathematics with Applications, Vol. 3, pp. 201-210, 1978.
  79. D. J. Kuck, D. H. Lawrie and A. H. Sameh (editors). High Speed Computer and Algorithm Organization. Academic Press, 1977.
  80. D. J. Kuck, D. S. Parker and A. H. Sameh. Analysis of Rounding Methods in Floating-Point Arithmetic. IEEE Transactions on Computers, Vol. C-26, No. 7, pp. 643-650, 1977.
  81. Ahmed H. Sameh and Richard P. Brent. Solving Triangular Systems on a Parallel Computer. SIAM Journal on Numerical Analysis, Vol. 14, No. 6, pp. 1101-1113, 1977.
  82. A. H. Sameh and D. J. Kuck. A Parallel QR Algorithm for Symmetric Tridiagonal Matrices. IEEE Transactions on Computers, Vol. C-26, No. 2, pp. 147-153, 1977.
  83. A. H. Sameh and D. J. Kuck. Parallel Direct Linear System Solvers--A Survey. IMACS (AICA)-GI-Symp. on Parallel Computers--Parallel Mathematics, pp. 25-30, March, 1977.
  84. A. H. Sameh. Numerical Parallel Algorithms--A Survey. In: High Speed Computer and Algorithm Organization, D. Kuck, D. Lawrie and A. Sameh, editors, Academic Press, pp. 207-228, 1977.
  85. A. H. Sameh, S. C. Chen and D. J. Kuck. Parallel Poisson and Biharmonic Solvers. Computing, Vol. 17, pp. 219-230, 1976.
  86. R. Bezdek and A. Sameh. A Note on Computational Methods for Input-Output Econometric Models. Computer Journal, Vol. 18, No. 3, pp. 248-249, 1975.
  87. S. C. Chen and A. H. Sameh. On Parallel Triangular System Solvers. Proceedings of the 1975 Sagamore Computer Conference on Parallel Processing, pp. 237-238, 1975.
  88. D. J. Kuck, D. S. Parker Jr. and A. H. Sameh. ROM-Rounding: A New Rounding Scheme. Proceedings of the Third IEEE Symposium on Computer Arithmetic, pp. 67-72, 1975.
  89. A. Sameh, J. Lermit and K. Noh. On the Intermediate Eigenvalues of Symmetric Sparse Matrices. BIT, Vol. 15, pp. 185-191, 1975.
  90. A. Sameh and W. Heimerdinger. On the Identification of Multi-Output Linear Time-Invariant and Periodic Dynamic Systems. Computers and Electrical Engineering, Vol. 1, pp. 341-359, 1973.
  91. W. J. Bouknight, S. A. Denenberg, D. E. McIntyre, J. M. Randal, A. H. Sameh and D. L. Slotnick. The ILLIAC IV System. Proceedings of the IEEE, Vol. 60, No. 4, pp. 369-388, 1972.
  92. D. J. Kuck and Ahmed H. Sameh. Parallel Computation of Eigenvalues of Real Matrices. In: Information Processing 71 North-Holland Publishing Co., Amsterdam-London, pp. 1266-1272, 1972.
  93. A. Sameh. On Jacobi and Jacobi-like Algorithms for a Parallel Computer. Mathematics of Computation, Vol. 25, No. 115, pp. 579-590, July, 1971.
  94. A. Sameh. A Discrete-Variable Approach for Elastic-Plastic Wave Motions in Layered Solids. Journal of Computational Physics, Vol. 8, No. 3, pp. 343-368, 1971.
  95. A. Sameh. ILLIAC IV Applications, Proceedings of the Ninth Annual Allerton Conference on Circuit and System Theory, pp. 1030-1038, October 1971.