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Objective
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A position in commercial or scientific software
development.
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Skilled in
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C++ (> 10 years), Fortran (3 years),
MPI, OpenMP, UNIX/Linux, Latex
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Experience
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Postdoctoral researcher, Department of Computer Science,
University of Minnesota
– Twin Cities. Advisor: Dr. Jousef
Saad (saad@cs.umn.edu).
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Period:
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January 2004-May 2004
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Description:
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Develop software for electronic structure
calculations.
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Research Software Developer, Ansoft. Supervisor: Mark Reichelt
(mreichelt@ansoft.com).
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Period:
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October 2003-December 2003
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Description:
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Develop software and new methods for simulation of RF
circuits.
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Postdoctoral researcher, Department of Computer and
Computational Sciences, Los Alamos National Laboratory.
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Period:
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January 2003-October 2003
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Description:
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Develop software and new methods for computational
fluid dynamics.
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Research assistant, Department of Computer and
Computational Sciences, Los Alamos National Laboratory.
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Period:
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May 2002-December 2002
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Description:
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Develop a parallel implementation of the Lanczos
method for computation of eigenvalues and eigenvectors.
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Research assistant, ASCI/C-SAFE, University
of Utah.
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Period:
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January 2000-January 2002
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Description:
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Develop parallel codes for molecular dynamics
simulation software. Funded by ASCI/DOE.
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Software developer, Xactware, Inc., Orem, UT.
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Period:
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November 1992-September 1997
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Description:
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Develop software applications for estimation.
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Software developer, Sculptured Software, Salt
Lake City, UT.
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Period:
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July 1991-November 1992
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Description:
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Develop computer games and game construction tools.
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Education
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Ph.D., Computer Science, University
of Utah, Salt
Lake City, UT.
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Advisor:
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Dr. Kris Sikorski
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Dissertation:
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"Efficient Algorithms for Nonlinear Optimization
and Fixed Points"
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GPA:
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3.958
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Completed:
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August 2002
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B.S., Computer Science, Brigham Young University, Provo, UT.
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GPA:
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3.7
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Completed:
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June 1989
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Publications
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S. Shellman and K. Sikorski.
A Recursive Algorithm for the Infinity-Norm Fixed
Point Problem.
Journal of Complexity Vol. 19 Issue 6 (December 2003),
pp. 799-834.
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S. Shellman, J. Lewis, et al.
Massively parallel linear-scaling algorithm in
the ab initio tight-binding Fireball method.
Journal of Computational Physics Vol. 188 Issue 1 (June
2003), pp. 1-15.
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S. Shellman and K. Sikorski.
A Two-Dimensional Bisection Envelope Algorithm for
Fixed Points.
Journal of Complexity Vol. 18 No. 2 (June 2002), pp.
641-659.
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S. Shellman and K. Sikorski.
A Deep-Cut Bisection Envelope Algorithm for Fixed
Points.
ACM Transactions on Mathematical Software Vol. 29 No. 3
(Sep. 2003), pp. 309-325.
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S. Shellman and K. Sikorski.
A Recursive Fixed Point Algorithm for the
Infinity-Norm Case.
Submitted to ACM Transactions on Mathematical Software.
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Talks
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July 20, 2000:
AMS-IMS-SIAM Joint Summer Research Conference in Algorithms, Computational
Complexity, and Models of
Computation for Nonlinear and Multivariate
Problems. Mt.
Holyoke College, MA. Subject: Complexity of fixed points.
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July 3, 2002:
Presentation of fixed point research at a group meeting of the CCS-2
department, Los Alamos National Laboratory.
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August 5, 2002:
Conference on Foundations of Computational Mathematics. University
of Minnesota, Minneapolis,
MN.
Subject: A two-dimensional fixed point algorithm.
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October 2002: Dagstuhl Seminar on Algorithms and
Complexity for Continuous Problems.
Schloss Dagstuhl, Wadern, Germany.
Subject: A general fixed point algorithm.
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Courses taken
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Scientific computation, scientific visualization, real
analysis, differential equations
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References
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Barry Smith, Scientist, Department of Computer and
Computational Sciences, Los Alamos National
Laboratory.
LANL, CCS-2, MS D413
Los Alamos, NM
87545
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Kris Sikorski, Professor, School of Computing,
University of Utah.
50 S Central Campus Drive
Rm 3190, University of Utah
Salt Lake City, UT
84112-9205
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(801) 581-8579
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sikorski@cs.utah.edu
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Jane Cullum, Scientist, Department of Computer and
Computational Sciences, Los Alamos National Laboratory (retired).
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Frank Stenger, Professor, School of Computing,
University of Utah.
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(801) 521-9818
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stenger@cs.utah.edu
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James Lewis, Professor, Physics and Astronomy, Brigham Young University.
N319 ESC P.O. Box
24658, Brigham Young
University
Provo, UT
84602-4658
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(801) 422-7444
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james_lewis@byu.edu
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Mark Tyler, Vice President of Software Development,
Xactware, Orem, Utah.
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Hal Rushton, Vice President of Software Development,
Sculptured Software, Salt Lake City, Utah.
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Paul Hovland, Staff member, Mathematics and
Computer Science, Argonne National Laboratory.
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(630) 252-6384
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hovland@mcs.anl.gov
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