Conference talks

Invited conference talks

‘Automaton semigroups’
Invited conference talk: North Britain Semigroups and Applications Network, University of St Andrews, 16th April 2009.
‘Hyperbolic and word-hyperbolic semigroups’
Invited conference talk: North Britain Semigroups and Applications Network, University of St Andrews, 19th May 2010.
‘Unary FA-presentable algebraic and combinatorial structures’
Invited conference talk: Workshop on Algebraic Structures and Semigroups, Centro de Álgebra da Universidade de Lisboa, 5th July 2013.
‘Endomorphisms of semigroups: growth and interactions with subsemigroups’
Invited conference talk: North Britain Semigroups and Applications Network, University of York, 20th November 2013.
‘Computing with automatic and word-hyperbolic semigroups’
Invited conference talk: Workshop on Computational Algebra, Centro de Álgebra da Universidade de Lisboa, 22nd July 2014.
‘Computation and conjugacy in hypoplactic and sylvester monoids and other homogenous monoids’
Invited conference talk: North Britain Semigroups and Applications Network, University of St Andrews, 25th April 2015.
‘Crystal bases, finite convergent presentations, and automaticity for plactic monoids’
Invited conference talk: International meeting of the American Mathematical Society, European Mathematical Society, and Sociedade Portuguesa de Matemática: Special Session on Algebraic Theory of Semigroups and Applications, University of Porto, 11th June 2015.
‘Combinatorial and computational properties of the sylvester monoid’
Invited conference talk: 6th Iberian Mathematical Meeting, University of Santiago de Compostela, 6th October 2016.
‘Simplicity and the aesthetics of mathematics’
Invited conference talk: Third Lisbon International Conference on Philosophy of Science, 14th December 2016.
‘Identities in plactic, hypoplactic, sylvester, Baxter, and related monoids’
Invited conference talk: 7th Combinatorics Day, Universidade de Évora, 26th May 2017.

Other conference talks

‘Malcev presentations’
Conference talk: Postgraduate Pure Mathematics in the North East 2004, University of Newcastle, 28th June 2004.
‘A survey of Malcev presentations for subsemigroups of groups’
Conference talk: Groups St Andrews 2005, University of St Andrews, 31st July 2005.
‘Cancellative and Malcev presentations for subsemigroups and extensions’
Conference talk: Semigroup Day ’06, Heriot–Watt University, 5th July 2006.
‘Decidability for automatic semigroups’
Conference talk: International Workshop on Computational and Algorithmic Aspects of Semigroup Theory, University of St Andrews, 6th September 2006.
‘Automatic presentations for cancellative semigroups’
Conference talk: 2nd International Conference on Language and Automata Theory and Applications, Universitat Rovira i Virgili, Tarragona, Spain, 18th March 2008.
‘Automatic presentations for semigroups’
Conference talk: 2008 British Mathematical Colloquium, University of York, 27th March 2008.
‘Computing with automatic semigroups’
Conference talk: Centro de Matemática da Universidade do Porto, 15th June 2010.
‘Combinatorics of cyclic shifts in the plactic, hypoplactic, sylvester, and related monoids’
Conference talk: International Conference on Semigroups and Automata 2016, Universidade de Lisboa, 24th June 2016.
‘Combinatorics of cyclic shifts in the plactic, hypoplactic, sylvester, and related monoids’
Conference talk: National meeting of the Sociedade Portuguesa de Matemática, Instituto Politécnico de Setúbal, 11th July 2016.
‘Notions of simplicity and automated reasoning’
Conference talk: Simplicity of Proofs in Automated Reasoning, 6th July 2017.
‘Combinatorics of cyclic shifts in the plactic, hypoplactic, sylvester, and related monoids’
Conference talk: 11th International Conference on Words, Université du Québec à Montréal, Canada, 14th September 2017.