Associate Professor David Easdown

F07 - Carslaw Building
The University of Sydney

Telephone 9351 4217
Fax 9351 4534

Website Personal web page

Research interests

David Easdown is a member of the Algebra Research Group, and a member of the Sydney University Tertiary Mathematics Education Group. His interests are in algebra, in particular, most recently, combinatorial semigroup theory.

Teaching and supervision

Timetable

Selected publications

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Books

  • Easdown, D. (2011). A First Course in Linear Algebra 3rd Edition. Frenchs Forest New South Wales: Pearson Education Australia.

Journals

  • Easdown, D., Shneerson, L. (2013). Growth of rees quotients of free inverse semigroups defined by small numbers of relators. International Journal of Algebra and Computation, 23(3), 521-545. [More Information]
  • Shneerson, L., Easdown, D. (2011). Growth of finitely presented Rees quotients of free inverse semigroups. International Journal of Algebra and Computation, 21(1-2), 315-328. [More Information]
  • Easdown, D., Jordan, P., Roberts, B. (2010). Biordered sets and fundamental semigroups. Semigroup Forum, 81(1), 85-101. [More Information]
  • Easdown, D., Sapir, M., Volkov, M. (2010). Periodic Elements of the Free Idempotent Generated Semigroup on a Biordered Set. International Journal of Algebra and Computation, 20(2), 189-194.
  • Easdown, D. (2009). Syntactic and semantic reasoning in mathematics teaching and learning. International Journal of Mathematical Education in Science and Technology, 40(7), 941-949. [More Information]
  • Easdown, D., East, J., Fitzgerald, D. (2008). A presentation of the dual symmetric inverse monoid. International Journal of Algebra and Computation, 18(2), 357-374.
  • Easdown, D., East, J., Fitzgerald, D. (2005). Presentations of factorizable inverse monoids. Acta Universitatis Szegediensis. Acta Scientiarum Mathematicarum, 71, 509-520.
  • Easdown, D., Lavers, T. (2004). The Inverse Braid Monoid. Advances in Mathematics, 186(2), 438-455. [More Information]
  • Easdown, D., Shneerson, L. (2003). Principal rees quotients of free inverse semigroups. Glasgow Mathematical Journal, 45, 263-267.
  • Coleman, C., Easdown, D. (2002). Decomposition of rings under the circle operation. Beitraege zur Algebra und Geometrie (Contributions to Algebra and Geometry), 43(1), 55-88.

Conferences

  • Easdown, D., Wood, L. (2014). Novel threshold concepts in the mathematical sciences. National Academy's Sixth Annual Conference and the Fourth Biennial Threshold Concepts Conference, Cork, Ireland: NAIRTL.
  • Easdown, D., Papadopoulos, G., Zheng, C. (2013). Summer school versus term-time for fundamental mathematics at the tertiary level. 9th DELTA conference on the teaching and learning of undergraduate mathematics and statistics, Melbourne, Australia: International Delta Steering Committee.
  • Easdown, D. (2011). Excursions to and from semantic oblivion. Volcanic Delta 2011: 8th Southern Hemisphere Conference on Teaching and Learning Undergraduate Mathematics and Statistics, Christchurch, New Zealand: University of Canterbury.
  • Easdown, D., Ougrinovskaia, A., Saunders, N., Warren, D., Ancev, T., Bishop, T., Mansfield, S. (2009). Learning and Teaching in Summer: Is it better and why? UniServe Science, The University of Sydney Conference 2009, Australia: Uniserve Science.
  • Easdown, D. (2007). The role of proof in mathematics teaching and The Plateau Principle. UniServe Science 2007, Sydney, Australia: Uniserve Science.
  • Easdown, D., East, J., Fitzgerald, D. (2004). Braids And Factorizable Inverse Monoids. Workshop on Semigroups and Languages, Singapore: World Scientific Publishing.
  • Antony, N., Coleman, C., Easdown, D. (2002). Group presentations for a class of radical rings of matrices. The thematic term on Semigroups, Algorithms, Automata and Languages, Singapore: World Scientific Publishing.

2014

  • Easdown, D., Wood, L. (2014). Novel threshold concepts in the mathematical sciences. National Academy's Sixth Annual Conference and the Fourth Biennial Threshold Concepts Conference, Cork, Ireland: NAIRTL.

2013

  • Easdown, D., Shneerson, L. (2013). Growth of rees quotients of free inverse semigroups defined by small numbers of relators. International Journal of Algebra and Computation, 23(3), 521-545. [More Information]
  • Easdown, D., Papadopoulos, G., Zheng, C. (2013). Summer school versus term-time for fundamental mathematics at the tertiary level. 9th DELTA conference on the teaching and learning of undergraduate mathematics and statistics, Melbourne, Australia: International Delta Steering Committee.

2011

  • Easdown, D. (2011). A First Course in Linear Algebra 3rd Edition. Frenchs Forest New South Wales: Pearson Education Australia.
  • Easdown, D. (2011). Excursions to and from semantic oblivion. Volcanic Delta 2011: 8th Southern Hemisphere Conference on Teaching and Learning Undergraduate Mathematics and Statistics, Christchurch, New Zealand: University of Canterbury.
  • Shneerson, L., Easdown, D. (2011). Growth of finitely presented Rees quotients of free inverse semigroups. International Journal of Algebra and Computation, 21(1-2), 315-328. [More Information]

2010

  • Easdown, D., Jordan, P., Roberts, B. (2010). Biordered sets and fundamental semigroups. Semigroup Forum, 81(1), 85-101. [More Information]
  • Easdown, D., Sapir, M., Volkov, M. (2010). Periodic Elements of the Free Idempotent Generated Semigroup on a Biordered Set. International Journal of Algebra and Computation, 20(2), 189-194.

2009

  • Easdown, D., Ougrinovskaia, A., Saunders, N., Warren, D., Ancev, T., Bishop, T., Mansfield, S. (2009). Learning and Teaching in Summer: Is it better and why? UniServe Science, The University of Sydney Conference 2009, Australia: Uniserve Science.
  • Easdown, D. (2009). Syntactic and semantic reasoning in mathematics teaching and learning. International Journal of Mathematical Education in Science and Technology, 40(7), 941-949. [More Information]

2008

  • Easdown, D., East, J., Fitzgerald, D. (2008). A presentation of the dual symmetric inverse monoid. International Journal of Algebra and Computation, 18(2), 357-374.

2007

  • Easdown, D. (2007). The role of proof in mathematics teaching and The Plateau Principle. UniServe Science 2007, Sydney, Australia: Uniserve Science.

2005

  • Easdown, D., East, J., Fitzgerald, D. (2005). Presentations of factorizable inverse monoids. Acta Universitatis Szegediensis. Acta Scientiarum Mathematicarum, 71, 509-520.

2004

  • Easdown, D., East, J., Fitzgerald, D. (2004). Braids And Factorizable Inverse Monoids. Workshop on Semigroups and Languages, Singapore: World Scientific Publishing.
  • Easdown, D., Lavers, T. (2004). The Inverse Braid Monoid. Advances in Mathematics, 186(2), 438-455. [More Information]

2003

  • Easdown, D., Shneerson, L. (2003). Principal rees quotients of free inverse semigroups. Glasgow Mathematical Journal, 45, 263-267.

2002

  • Coleman, C., Easdown, D. (2002). Decomposition of rings under the circle operation. Beitraege zur Algebra und Geometrie (Contributions to Algebra and Geometry), 43(1), 55-88.
  • Antony, N., Coleman, C., Easdown, D. (2002). Group presentations for a class of radical rings of matrices. The thematic term on Semigroups, Algorithms, Automata and Languages, Singapore: World Scientific Publishing.

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