Maths Study Group

Archive of Talks/Visits 2025–2026

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Thursday 17th September, Robin Whitty, "Bernhard Riemann is 200" (slides)
Thursday 10th September, Tony Forbes, "The Collatz conjecture" (notes)
Thursday 3rd September, Carrie Rutherford (LSBU), "q-matroids, Part 2" (based on this Matroid Union post by Relinde Jurrius)
Thursday 20th August, Carrie Rutherford (LSBU), "q-matroids"
Thursday 13th August, Tony Forbes, "On certain inequalities"
Thursday 6th August, Robin Whitty, "Two matrices of triangle areas" (slides)
Friday 24th July, Carrie Rutherford, "Four colour theorem: from geography to matroids" (slides)
Thursday 16th July, Jon Selig (LSBU), "Screw theory, old and new" (slides)
Thursday 9th July, Robin Whitty, "Hyperperfect numbers" (slides)
Thursday 2nd July, Fatima Affif Chaouche (University of Sciences and Technology Houari Boumediene, Algiers), "Tight Bounds and Hidden Cycles, Part 3"
Thursday 25th June, Piers Myers, "Large Language Models and Emotions" (included this video and this article)
Thursday 4th June, Tony Forbes, "Number search"
Friday 29th May, Fatima Affif Chaouche (University of Sciences and Technology Houari Boumediene, Algiers), "Tight Bounds and Hidden Cycles, Part 2"
Friday 22nd May, Robin Whitty, "Cotes' harmonic means theorem in geometry" (based on this theorem of the day)
Wednesday 13th May, 6pm, outing to Royal Society for the "LMS-IMA David Crighton Award Lecture and Medal Presentation 2026"
Monday 11th May, outing to LMS Gresham Lecture 2026, Colva Roney-Dougal (St. Andrews), “How Hard is too Hard? An Introduction to Complexity”
Friday 8th May, Carrie Rutherford, "Tight Bounds and Hidden Cycles"
Friday 17th April, outing to LMS Spitalfields History of Mathematics Meeting and Hirst Lecture 2026
Wednesday 1st April, outing to "Primes and Resonance: Sophie Germain's 250th Birthday"
Friday 27th March, Robin Whitty, "All-angles polygon bisection" (slides)
Friday 20th March, Tony Forbes, "More on Hall's theorem, and a counting problem" (notes on Hall's theorem)
Friday 13th March, Carrie Rutherford (LSBU), "Hall's marriage theorem, part 3" (sli des)
Friday 6th March, Carrie Rutherford (LSBU), "The Moore graph"
Friday 27th February, Stephen Meskin, "Do polygons count?" (slides)
Thursday 19th February, Robin Whitty, "Sophie Germain, some sestercentennial remarks"
Thursday 12th February, Tony Forbes, "Some deliberations on contributions to M500"
Friday 6th February, Carrie Rutherford (LSBU), "Hall's marriage theorem, part 2"
Thursday 22nd January 2026, Carrie Rutherford (LSBU), "Hall's marriage theorem" (based on this paper by Peter Cameron)
Thursday 8th January 2026, Tony Forbes, "Ice houses, atoms and dropping bombs" (notes)
Thursday 18th December, Robin Whitty, "The Erdős–Mordell–Barrow inequality" (slides 3MB)
Tuesday 9th December, London and online, LMS Computer Science Colloquium 2025: Combinatorics and Computing
Thursday 27th November, Robin Whitty, "Bins, balls and pigeons" (slides 2MB pdf)
Friday 21st November, hybrid outing to LMS Annual General Meeting and Presidential Address 2025
Thursday 13th November, Jon Selig (LSBU), "Some Remarks on the Rigid-Body Dynamics of Robots" (notes)
Thursday 6th November, Carrie Rutherford (LSBU), "The k-Sudoku Number of Graphs, Part 2"
Thursday 30th October, Tony Forbes, "Solitaire SET" (notes, joint with Tamsin Forbes)
Thursday 16th October, Carrie Rutherford (LSBU), "The k-Sudoku Number of Graphs"
Wednesday 8th October, outing to Gresham College: Caroline Ehrhardt, "How Does Mathematics Last? Heritage and Heritage-making in Mathematics"
Thursday 2nd October, RobinWhitty, "Random sampling with hockey sticks" (slides)

Comments or queries about the Maths Study Group or this page: Carrie Rutherford