Dr Len Freeman

Ph.D. (Numerical Analysis), University of Liverpool, 1974.
Senior Lecturer in Computer Science.

School of Computer Science
The University of Manchester
Manchester, M13 9PL, UK

Deputy Director of Centre for Novel Computing

Contact

Email: lfreemanATcs.man.ac.uk

Phone: (+44) 0161 275 7190,

Mobile: (+44) 07969 851073

Fax: (+44) 0161 275 6204

Research

Research Interests

• Numerical Analysis
• Scientific Computation
• Parallel Numerical Algorithms
• Parallel Computing

Books

• Delves, L. M. and Freeman, T. L. (1981) Analysis of Global Expansion Methods: Weakly Asymptotically Diagonal Systems. 275 pages. Academic Press, London.
  ISBN: 0-12-208880-8.

• Freeman, T. L. and Phillips, C. (1992) Parallel Numerical Algorithms. 315 pages. Prentice Hall International Series in Computer Science, New York.
  ISBN: 0-13-651597-5.

Books (Edited)

• Freeman, T. L. and Phillips, C. (editors) (1990), Applications of Transputers , I.O.S., Amsterdam.
  ISBN: 90-5199-025-1.

• Sakellariou, R., Keane, J., Gurd, J. and Freeman, L.(editors) (2001), Euro-Par 2001: Parallel Processing , Lecture Notes in Computer Science, vol. 2150, Springer-Verlag, Berlin.
  ISSN: 0302-9743.

Recent Papers

• Hancock, D. J., Bull, J. M., Ford, R. W. and Freeman, T. L. (2000) An Investigation of Feedback Guided Dynamic Scheduling of Nested Loops . In Proceedings of the 2000 ICPP Workshops , ed. Sadayappan, P., IEEE Computer Society, pp. 315 - 321.
  ISBN 0-7695-0771-9
• Lujan, M., Freeman, T. L. and Gurd, J. R. (2000) OoLaLa: an Object Oriented Design and Analysis of Numerical Linear Algebra , In Proceeding of the 2000 ACM SIGPLAN Conference on Object-oriented Programming, Systems, Languages and Applications , pp. 229 - 252, ACM Press.
• Freeman, T. L. , Hancock, D. J., Bull, J. M. and Ford, R. W. (2001) Feedback Guided Scheduling of Nested Loops . In Applied Parallel Computing , ed. T. Sorevik, F. Manne, R. Moe, A. H. Gebremedhin, Lecture Notes in Computer Science, vol. 1947, pp. 149 - 159, Springer-Verlag, Berlin.
  ISBN 3-540-41729-X
• Tabirca, T., Freeman, L., Tabirca, S. and Yang. L. T. (2001) Feedback Guided Dynamic Loop Scheduling; A Theoretical Approach , In Proceedings of the 2001 ICPP Workshops, ed. Pinkston, T. M., IEEE Computer Society, pp. 115 - 121.
  ISBN 0-7695-1260-7
• Lujan, M., Gurd, J. R. and Freeman, T. L. (2001) OoLaLa: Transformations for Implementations of Matrix Operations at High Abstraction Levels . In Proceedings 4th Workshop on Parallel Object-Oriented Scientific Computing - POOSC'01, October 2001.
• Tabirca, T., Freeman, L. and Tabirca, S. (2002), An O(log p) Parallel Algorithm for Feedback Guided Dynamic Loop Scheduling, Parallel Algorithms and Applications, 17, pp. 157 - 164.
  ISSN 1063-7192
• Tabirca, T., Freeman, L. and Tabirca, S. (2002) A Theoretical Application of Feedback Guided Dynamic Loop Scheduling , In Proceedings of the NATO Advanced Research Workshop on Advanced Environments, Tools and Applications for Cluster Computing, ed. D. Grigoras, A. Nicolau, B. Toursel and B. Folliot, Lecture Notes in Computer Science, vol. 2326, pp. 287 - 292, Springer-Verlag, Berlin.
  ISBN 3-540-43672-3.
• Tabirca, T., Freeman, L., Tabirca, S. and Yang. L. T. (2002) An Application of Feedback Guided Dynamic Loop Scheduling to the Shortest Path Problem, In Proceedings of the International Conference on Parallel and Distributed Processing Techniques and Applications (PDPTA'02), ed. H.R.Arabnia, CSREA Press, Bogart, Georgia, pp. 1786 - 1789.
  ISBN 1-892512-91-2.
• Tabirca, T., Freeman, L. and Tabirca, S (2002) A Convergence Proof of FGDLS When the Workload is Monotone , In Proceedings International Symposium on Parallel and Distributed Computing , ed. D. Grigoras, Alexandru Ioan Cruza University Press, Iasi, pp. 132 - 141.
• Lujan, M., Gurd, J. R., Freeman, T. L. and Miguel, J. (2002) Elimination of Java Array Bounds Checks in the Presence of Indirection , In Proceedings of the ACM SIGPLAN JavaGrande-ISCOPE 2002 Conference , pp. 76 - 85, ACM Press.
  ISBN 1-58113-599-8
• Lujan, M., Gurd, J. R., Freeman, T. L. (2002) OoLaLa - How and When Can It Be Optimised? , In Proceedings of the ACM SIGPLAN JavaGrande-ISCOPE 2002 Conference , p. 234, ACM Press.
  ISBN 1-58113-599-8
• Tabirca, T., Freeman, L., Tabirca, S. and Yang. L. T. (2002) A Static Workload Balance Scheduling Algorithm, In Proceedings of the 2002 ICPP Workshops, IEEE Computer Society.
  ISBN 0-7695-1680-7
• Mayes, K., Riley, G., Ford, R.W., Lujan, M., Freeman, T.L. and Addison,C. (2003) The Design of a Performance Steering System for Component-Based Grid Applications , In Performance Analysis and Grid Computing , eds. V. Getov, M. Gerndt, A. Hoisie, A. Maloney, B. Miller, pp. 111 - 127, Kluwer Academic Publishers.
  ISBN 1-4020-7693-2
• Tabirca, T., Freeman, L., Tabirca, S. and Yang. L. T. (2003) An O(p + log p) Algorithm of Discrete FGDLS, In Proceedings of the 2003 ICPP Workshops, IEEE Computer Society.
• Tabirca, S., Tabirca, T., Yang, L. T. and Freeman, L. (2004) Evaluation of the Feedback Guided Dynamic Loop Scheduling (FGDLS) Algorithms, IEICE Trans. Inf. & Syst., vol. E87-D (7), pp. 1829 - 1833, July 2004.
  ISSN: 0916-8532
• Tabirca, T., Freeman, L., Tabirca, S. and Yang, L. T. (2004) Feedback Guided Dynamic Loop Scheduling; Convergence of the Continuous Case, Journal of Supercomputing, vol. 30 (2), pp. 151 - 178, November 2004.
  ISSN: 0920-8542
• Lujan, M., Gurd, J. R., Freeman, T. L. and Miguel, J. (2005) Elimination of Java Array Bounds Checks in the Presence of Indirection , Concurrency and Computation: Practice and Experience, vol. 17, pp. 489 - 514, April - May 2005.
• Lujan, M., Freeman, T. L. and Gurd, J. R. (2005) On the Conditions Necessary for Removing Abstraction Penalties in OoLaLa, Concurrency and Computation: Practice and Experience, vol. 17, pp. 839 - 866, June - July 2005.
• Ford, R. W., Riley, G. D., Bane, M. K., Armstrong, C. W. and Freeman, T. L. (2005) GCF: a General Coupling Framework , Concurrency and Computation: Practice and Experience, to appear.
• Lujan, M., Mukarakate, G., Gurd, J. R. and Freeman, T. L. (2005) DiFoJo: a Java Fork/Join Framework for Heterogeneous Networks, In Proceedings of the 13th Euromicro Conference on Parallel, Distributed and Network-based Processing (Euromicro-PDP 2005), IEEE Computer Society Press, pp 297 -304, February 2005.

Graduate Students

• Chris Armstrong
• Jo Beecham
• Paul Slavin

Teaching

Degree Programme

• Course Director MSc in Computational Science & Engineering

Courses

• CS603 High Performance Computing in Science and Engineering
  • Introductory Lecture Slides, 2003 - 04
• CS607 Introduction to Computational Science
  • Pre-course Reading List for 2003 - 04
  • Syllabus
  • Assessment Schedule for 2003 - 04
• CS608 Fundamentals of High Performance Execution
  • Syllabus
  • Assessment Schedule for 2003 - 04
• CS609 Algorithms for Differential Equations

MSc Projects

• Projects 2004 - 05

Undergraduate Projects

• Projects 2004 - 05

My Top Links

• The Collection of Computer Science Bibliographies (includes Computational Mathematics)
• LAPACK Users' Guide Release 3.0. LAPACK software.
• Netlib: USA site (Oak Ridge), UK site (Univ. Kent).
• NIST Guide to Available Mathematical Software
• Parallel and Distributed Computing Practices
• APART (Esprit Working Group on Automatic Performance Analysis: Reseources and Tools

Forthcoming Conferences

Some Colleagues

• Sven Hammarling
• Chris Phillips

Other Links (local)

• HyperGuide to Manchester, including maps and how to get here.
• Virtual Manchester
  
• Ruff Guide to Manchester: pub, club and restaurant guides, etc.
• Telnet to the John Rylands University Library of Manchester
• John Rylands University Library of Manchester WWW service.
• John Rylands University Library of Manchester electronic journals information service.
• University of Manchester - Policies and Procedures
• University of Manchester On-line Telephone Directory
• University of Manchester (Faculty of Science) Past Examination Papers

Other Links

• SIAM
• UK Mathematics Departments
• Complete list of UK WWW sites
• Interactive world map.
• UK Mirror service.
• Manchester Airport
• National Rail Enquiries
• The Universal Currency Converter

"This is a legacy website of The University of Manchester. The information it carries was frozen on 30th September 2004 and may no longer be accurate. The process of migration to www.manchester.ac.uk is in progress"

Last updated: 5 October 2004.