06-Sep-2024 Semi(group) languages Invited speaker. CIAA 2024 (Akita, Japan)
June 2024
23-Apr-2024 The freeness problem for parabolic subgroups of SL(2,C) Seoul National University Exchange Seminar
09-Apr-2024 The freeness problem for parabolic subgroups of SL(2,C) KAIST Topology Seminar (Daejeon, Korea)
19-Mar-2024 Some decision problems in combinatorial (semi)group theory Seoul National University Exchange Seminar
29-Feb-2024 The freeness problem for parabolic subgroups of SL(2,C) Korea-France Workshop on Dynamical Group Theory (KIAS)
19-Feb-2024 The freeness problem for parabolic subgroups of SL(2,C) 4th EACGT (RIMS, Kyoto, Japan)
14-Feb-2024 The Freeness problem for parabolic subgroups of SL(2,C) Groups, Rings, Languages (RIMS, Kyoto, Japan)
26-Sep-2023 Decision problems in Baumslag-Solitar-like monoids Korea-Chile Workshop on Dynamical Group Theory (Incheon, South Korea)
20-Jul-2023 Membership problems for one-relator groups Virtual Seminar on Geometry and Topology (KIAS, South Korea)
06-Jul-2023 The Dehn function of some one-relation monoids Virtual Seminar on Geometry and Topology (KIAS, South Korea)
03-Jul-2023 One relation: the story so far TCA2023 (Pocinho, Portugal)
01-Jun-2023 The word problem for one-relator inverse monoids. III. Geometric Group Theory Series (Zoom), Steklov Math Inst. (Moscow, Russia)
25-May-2023 The word problem for one-relator inverse monoids. II. Geometric Group Theory Series (Zoom), Steklov Math Inst. (Moscow, Russia)
18-May-2023 The word problem for one-relator inverse monoids. I. Geometric Group Theory Series (Zoom), Steklov Math Inst. (Moscow, Russia)
18-Apr-2023 Hyperbolic and one-relator groups Séminaire de Math-Info, Université Gustave Eiffel (Paris, France)
05-Apr-2023 Monadic rewriting systems and the word problem Séminaire de Proofs & Algorithms, École Polytechnique (Paris, France)
13-Mar-2023 Language-theoretic methods in semigroup theory Séminaire de Combinatoire, École Polytechnique (Paris, France)
24-Feb-2023 The Dehn function of some one-relation monoids "Semigroups, Automata & Languages", CMUP. Zoom. (Porto, Portugal).
15-Feb-2023 Language-theoretic methods in semigroup theory Invited speaker. "Groups, Rings, Languages" (RIMS). Kyoto, Japan.
16-Dec-2022 Language-theoretic methods in semigroup theory IRIF automata seminar, Université Paris-Cité (Paris, France).
05-Dec-2022 The Dehn function of some one-relation monoids Logic Online Seminar. Zoom, Steklov Math. Institute (Moscow, Russia).
21-Nov-2022 The Dehn function of some one-relation monoids Algebra & Logic Seminar. Zoom, Univ. NOVA (Lisbon, Portugal).
24-Oct-2022 A century-old problem in mathematical logic IMJ-PRG Séminaire Générale de Logique (Paris, France).
24-Jun-2022 Free products and word-hyperbolic monoids 32nd NBSAN (York, UK)
21-Jun-2022 Decision problems in word-hyperbolic monoids Invited speaker. Topics in Geometric Semigroup Theory (York, UK).
08-Jun-2022 The word problem in semigroup theory Akita University Mathematical Sciences Seminar (Akita, Japan)
17-May-2022 The word problem for special semigroups University of Manchester Algebra Seminar. (Manchester, UK)
16-Feb-2022 Congruential languages and special rewriting systems "Groups, Rings, Languages" (RIMS Kyoto Workshop). Zoom.
07-Dec-2021 Le problème du mot pour les monoïdes à un relateur Séminaire d'Informatique, Université Gustave Eiffel (Paris, France).
14-Oct-2021 One-relation monoids and virtually free groups University of St Andrews Pure Colloquium. Zoom.
24-Jun-2021 Context-free graphs in context LMS Virtual Graduate Student Meeting. Zoom. Award for Best Talk
15-July-2021 The Muller-Schupp theorem for special monoids. British Early Career Mathematicians' Colloquium. Zoom.
04-Jun-2021 The Muller-Schupp theorem for special monoids. Invited speaker. Zassenhaus Groups & Friends Conference. Zoom.
11-Feb-2021 The Muller-Schupp theorem for special monoids. Newcastle University Algebra Seminar. Zoom.
08-Feb-2021 The Muller-Schupp theorem for special monoids. Algebra & Logic Seminar, Univ. NOVA de Lisboa. Zoom.
03-Feb-2021 Geometry and the word problem for special monoids York Semigroup Seminar. Zoom.
01-Feb-2021 Combinatorial semigroup theory. University of East Anglia Pure Maths Seminar. Zoom.
16-Nov-2020 The B. B. Newman Spelling Theorem. LMS Virtual Graduate Student Meeting. Zoom. Award for Best Talk
16-Sep-2020 The word problem for special monoids. eNBSAN (=e-North British Semigroups & Applications Network). Zoom.