Maths Study Group

Archive of Talks/Visits 2024–2025

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Thursday 25th September, Manchester and online, 2025 LMS/IMA Joint Meeting 'Securing the Twenty-First Century Internet'; register via link
Thursday 18th September, Tony Forbes (LSBU), The Shrikhande graph, part 7
Thursday 11th September, Robin Whitty, Inclusion–Exclusion (slides)
Thursday 4th September, Carrie Rutherford (LSBU), "λ-fold G-designs"
Thursday 28th August, Stephen Meskin, "Recreational arithmetic with prime numbers"
Thursday 7th August, Robin Whitty, "Sums of kth powers of integers" (slides)
Thursday 31st July, Piers Myers, "Queuing and binary numbers"
Thursday 24th July, Graham Lovegrove (Open), "MOLS and the Shrikhande Theorem" (slides)
Thursday 17th July, Tony Forbes (LSBU), "The Shrikhande graph and Dynkin diagrams"
Thursday 10th July, Graham Lovegrove (Open), "The Shrikhande graph and orthogonal Latin squares"
Friday 4th July, outing/online: LMS General Meeting and Hardy Lecture 2025
Thursday 26th June, Carrie Rutherford (LSBU), "The Shrikhande graph, part 6"
Thursday 19th June, Jon Selig, "Guide to the classification of complex semi-simple Lie algebras"
Thursday 12th June, Tony Forbes, "The Shrikhande graph, part 5"
Wednesday 4th June, outing to the LMS–Gresham College lecture: Robin Wilson, "Sum Stories: Equations and their Origins"
Thursday 29th May, Carrie Rutherford (LSBU), "The Shrikhande graph, part 4"
Thursday 22nd May, Carrie Rutherford (LSBU), "The Shrikhande graph, part 3"
Thursday 15th May, Tony Forbes (LSBU), "The design spectr um of the Shrikhande graph" (joint work with C.G Rutherford; arxiv)
Wednesday 7th and Thursday 8th May: 2025 Colloquia in Combinatorics QMUL and UCL
Wednesday, 7th May, outing to IMA-LMS Christopher Zeeman Lecture and Medal Presentation 2025, Brady Haran, “Treasure Trove: Amazing Objects from the World of Mathematics”
Thursday 1st May, Carrie Rutherford (LSBU) "The Shrikhande graph, part 2"
Thursday 17th April, Carrie Rutherford (LSBU) "The Shrikhande graph" (inspired by this Peter Cameron blog post, and Stephen Meskin draws our attention to a fine article in Resonance magazine)
Thursday 10th April, Robin Whitty, Catalan numbers (slides)
Thursday 6th March, Tony Forbes (LSBU), "Rubik's Revenge edge permutations" (notes)
Tuesday 25th February, virtual outing to Oxford Discrete Mathematics and Probability Seminar, Rachel Greenfeld (Northwestern University),"Integer distance sets" (her joint paper)
Thursday 20th February, Robin Whitty, "Nested sums, ballots and Catalan's triangle, Part 2" (slides)
Thursday 13th February, Tony Forbes, "Rubik's cube edge permutations" notes
Thursday 19th December, Robin Whitty "V. Dardanoni's Pedagogical proof of Arrow's Impossibility Theorem" (slides, a link to Dardanoni's paper is here (note (2)), as is (note (5)) a Youtube film about another impossibility theorem)
Thursday 12th December, Graham Lovegrove (Open), "The moving sofa problem" (including this Numberphile video)
Thursday 5th December, Carrie Rutherford (LSBU), "Elections and impossibility theorems, Part 2" (based on this paper by John Geanakoplos)
Friday 29th November, Robin Whitty, "Nested sums, ballots and Catalan's triangle"
Wednesday 27th November, outing to IMA David Youdan Medal Lecture: Alan Champneys, "Breaking the rules; the role of creativity in the mathematical sciences"
Thursday 21st November, Tony Forbes (LSBU), "Birthday paradoxes and unrelated matters"
Wednesday 20th November, LMS Society Meeting: Mary Cartwright Lecture 2024
Thursday 14th November, Mohamed Mehbali (LSBU), "The Basel Problem"
Thursday 7th November, Carrie Rutherford (LSBU), "Elections and impossibility theorems" (based on this paper by John Geanakoplos)
Thursday 31st October, Mohamed Mehbali (LSBU), "Exploring the zeta function and the Riemann Hypothesis" (slides)
Wednesday 9th October, outing to BSHM-Gresham College Lecture: Rob Eastaway, "Much Ado About Numbers: Shakespeare’s Mathematical Life and Times"
Thursday 3rd October, Tony Forbes (LSBU), "The perfect riffle shuffles" (notes)

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