A record of my conference attendance is available here: Conference Attendance.
Conference presentations:
December 2022: The Hadamard maximal determinant problem, Australasian Combinatorics Conference, Otago, New Zealand (remote).
July 2022: The Hadamard maximal determinant problem, Workshop on Algebraic Designs, Hadamard matrices and Quanta.
August 2019: Morphisms of complex Hadamard matrices, Arasufest, Kalamata, Greece.
March 2019: Morphisms of complex Hadamard matrices, Southeastern Conference, Boca Raton, Florida.
September 2018: Morphisms of Butson matrices, Discrete Math Days, University of Rhode Island.
July 2017: Morphisms of Butson matrices, Workshop on Complex Hadamard matrices and applications, Budapest, Hungary
June 2016: Uncertainty Principles and trades in Hadamard matrices, Nordic Combinatorial Conference, Levi, Finland.
August 2015: Almost equiangular lines, Systems of Lines: Applications of Algebraic Combinatorics, Worcester Polytechnic Institute.
July 2015: Trades in (complex) Hadamard matrices, British Combinatorial Conference, Warwick University.
December 2014: Classification of cocyclic Butson-Hadamard matrices, Australia New Zealand Mathematics Convention, University of Melbourne.
December 2014: Compressed sensing with Hadamard matrices and pairwise balanced designs, 28th Australasian conference on combinatorial computing and combinatorial mathematics, Wellington, New Zealand.
July 2014: Hadamard matrices, pairwise balanced designs and compressed sensing, Banff International Research Station, Canada.
July 2014: Combinatorial designs and compressed sensing, Workshop on algebraic design theory and Hadamard matrices, Lethbridge, Canada.
December 2013: Combinatorial designs and compressed sensing, 37th Australasian Conference on Combinatorial Designs and Combinatorial Computing, Perth.
July 2013: A construction for the outer automorphism of S6, Groups St Andrews.
July 2013: Equivalence of difference sets, British Combinatorial Conference, London.
December 2012: (In)equivalence of difference sets, 36th Australasian Conference on Combinatorial Mathematics and Combinatorial Computing, Sydney.
June 2012: Symmetric designs, difference sets and Hadamard matrices, Croatian Mathematical Congress.
December 2011: Classification of cocyclic Hadamard matrices, 35th Australasian Conference on Combinatorial Mathematics and Combinatorial Computing.
November 2011: Doubly transitive groups and Hadamard matrices, International Workshop on Hadamard matrices and their applications, Melbourne.
November 2011: Automorphisms of Hadamard matrices and skew difference sets. Algebraic Combinatorics: in memory of Bob Liebler, Fort Collins, Colorado.
April 2011: Doubly transitive group actions on Hadamard matrices and skew difference sets. De Brun workshop on Groups, Combinatorics and Computing.
June 2010: An application of doubly transitive groups in design theory. Postgraduate Group Theory Conference, St. Andrews.
July 2009: The cocyclic Hadamard matrices of order less than 40. International Conference on Design Theory and Applications, N.U.I., Galway.
June 2009: Design theory for coding theorists, Workshop on Groebner Bases, Geometric Codes and Order Domains, Trento.
April 2008: Coyclic Hadamard matrices, Postgraduate Group Theory conference, Oxford.
Invited Seminars:
March 2022: Packings of Steiner Triple Systems, Online Combinatorics Seminar.
March 2020: Complex Hadamard matrices, minimal polynomials and morphisms, University College Dublin, Ireland.
October 2019: User Private Information Retrieval and Generalised Quadrangles, Monash University, Australia.
September 2019: Minimal polynomials of Complex Hadamard matrices, Monash University, Australia.
September 2019: Minimal polynomials of Complex Hadamard matrices, The University of Melbourne.
September 2019: User Private Information Retrieval and Generalised Quadrangles, Royal Melbourne Institute of Technology.
April 2019: Morphisms of Complex Hadamard matrices, University College Cork.
April 2019: Morphisms of Complex Hadamard matrices, National University of Ireland, Galway.
April 2018: User Private Information Retrieval, Departmental Seminar, Colby College, Maine.
March 2018: Morphisms of Butson Matrices, Tutte Seminar, University of Waterloo, Canada.
October 2017: User Private Information Retrieval, Wireless Networking and Communications Seminar, University of Texas Austin
September 2017: User Private Information Retrieval, College of the Holy Cross, Worcester, MA
July 2017: Morphisms of Butson matrices, University of Rijeka, Croatia
February 2016: Mathematics of Compressed Sensing, National University of Ireland, Galway.
February 2016: Mathematics of Compressed Sensing, Worcester Polytechnic Institute.
May 2015: Unbiased bases, uncertainty principles and trades in complex Hadamard matrices, Newcastle University (Australia!).
April 2015: Compressed sensing and combinatorial designs. CMSC Seminar, The University of Western Australia.
July 2013: Nested symmetric designs, Departmental Seminar, National University of Ireland, Galway.
February 2013: Algebraic aspects of Hadamard matrices, Algebra seminar, University of Western Australia.
November 2012: Hadamard matrices, difference sets and doubly transitive permutation groups, Algebra seminar, University of Queensland.
November 2012: Hadamard matrices, difference sets and doubly transitive permutation groups, Combinatorics seminar, Monash University.
May 2012: Difference sets and Hadamard matrices, Departmental seminar, NUI Galway.
March 2012: Difference sets and Hadamard matrices, Departmental seminar, NUI Maynooth.
February 2012: Hadamard matrices and difference sets, Algebra seminar, UCD. (Focus on permutation groups.)
November 2011: Doubly transitive group actions on designs and Hadamard matrices, Algebra Seminar, Bristol.
Internal Seminars:
October 2019: Asymptotic Existence of Hadamard matrices, Combinatorics Reading Group, Monash University.
September 2019: Weighing Matrices, Combinatorics Reading Group, Monash University.
September 2019: Generalised Polygon Graphs, Graph Theory Seminar, Monash University.
September 2019: Automorphisms of Graphs, Graph Theory Seminar, Monash University.
April 2019: Dimensions of matrix algebras, de Brun problem sessions, NUIG.
September 2018: Characteristic polynomials of Hadamard matrices, Discrete Mathematics Seminar, WPI
April 2018: Binary correlation amplifiers, Discrete Mathematics Seminar, WPI
March 2018: More on morphisms of Butson matrices
November 2017: Nesting Symmetric Designs, Discrete Mathematics Seminar, WPI
April 2017: Morphisms of Butson matrices, Discrete Mathematics Seminar, WPI
January 2017: User-private Information retrieval and finite geometry, Discrete Mathematics Seminar, WPI
November 2016: Characters, difference sets and equiangular lines, Combinatorics Seminar, WPI.
May 2016: Correlation amplifiers for binary vectors, Algorithms Seminar, Aalto University.
October 2015: Equivalence testing for Complex Hadamard matrices, Computational design theory group seminar, Aalto University.
October 2015: Hadamard matrices and their automorphisms, Algebra and Number Theory Seminar, Aalto University.
October 2015: Introduction to Compressed Sensing, Large Structures Seminar, Aalto University.
June 2015: Designs, permutation groups and centraliser algebras, Monash University.
September 2014: Entrance seminar, Combinatorics seminar, Monash University.
September 2014: Exit seminar, Pure maths seminar, The University of Queensland.
May 2014: Computational geometry seminar, one hour presentation: "The Lovasz Local Lemma and applications".
April-May 2014: Quantum Field Theory seminar, two 90 minute presentations: "Complex simple Lie algebras and their representations".
November 2013: Combinatorial designs and compressed sensing, Pure maths seminar, the University of Queensland.
February 2012: Strongly Regular Graphs I-III, Linear Algebra seminar, NUIG.
October 2011: On Grammians of (0,1) matrices, Linear Algebra seminar, NUIG.
October 2011: PhD Defence Talk, NUIG.
March 2011: The Lie-Kolchin Theorem, Algebraic groups seminar, NUIG.
January 2011: Finding the regular subgroups of a permutation group, Postgraduate student seminar, NUIG.
November 2010: The definition of an algebraic group, Algebraic groups seminar, NUIG.
October 2010: An introduction to Ramsey theory, Postgraduate student seminar, NUIG.
February 2010: An introduction to cyclotomy, Postgraduate student seminar, NUIG.
February 2009: The cup product in cohomology, Algebraic topology reading group, NUIG.
September 2008: Cocyclic matrices, Postgraduate student seminar, NUIG.