![Iva Halacheva](https://mathematical-research-institute.sydney.edu.au/wp-content/uploads/2023/09/Iva-150x150.jpg)
Spotlight on topology and algebraic geometry: Iva Halacheva and Marcy Robertson
SMRI visitors Iva Halacheva (Northeastern University) and Marcy Robertson (University of Melbourne) have published a paper that sets out a topological characterisation of the Kashiwara–Vergne groups, along with their SMRI host Zsuzsanna Dancso.
![](https://mathematical-research-institute.sydney.edu.au/wp-content/uploads/2022/11/3K8A5977-copy-150x150.jpg)
Awards for SMRI and University of Sydney Maths affiliates
In recognition of awards and prizes to staff and associates of the Sydney Mathematical Research Institute.
![Holger Dullin](https://mathematical-research-institute.sydney.edu.au/wp-content/uploads/2023/08/SMRI-somersault_web_-48-150x150.jpg)
“The mathematics of twisting somersaults” lecture recording & photo gallery
In this public lecture, University of Sydney mathematician Professor Holger Dullin explored the mathematical phenomena of twisting somersaults, part of the National Science Week activities.
![2012 Abel Prize winner Endre Szemerédi](https://mathematical-research-institute.sydney.edu.au/wp-content/uploads/2023/08/abel-prize-medal-150x150.jpg)
Laureate interview with Endre Szemerédi
In September 2022, SMRI’s communications coordinator Larissa Fedunik had the privilege of interviewing 2012 Abel Prize winner Endre Szemerédi at the 9th Heidelberg Laureate Forum. Watch the interview with the renowned combinatorialist.
![Numbers are not so simple](https://mathematical-research-institute.sydney.edu.au/wp-content/uploads/2023/08/board-gerd-altman_1920-150x150.jpg)
School talks by UC Berkeley mathematician Quan Lam: 26 August 2023
Mathematician Quan Lam from the Berkeley Math Circle hosted two talks at the University of Sydney on Saturday 26 August, for primary and high school students and teachers.
![USyd quadrangle](https://mathematical-research-institute.sydney.edu.au/wp-content/uploads/2023/07/University-of-Sydney_Quad_City-small-file-150x150.jpg)
Lecturer in Mathematics: July 2023 job advertisement
Applications are now closed for a three-year fixed term Lecturer position in the School of Maths & Stats for researchers in algebra, geometry & representation theory.
![Professor Geordie Williamson](https://mathematical-research-institute.sydney.edu.au/wp-content/uploads/2021/06/Geordie-landscape-150x150.jpg)
SMRI Director Geordie Williamson awarded Australian Laureate Fellowship
Geordie Williamson has been awarded an Australian Laureate Fellowship to unlock the secrets of modular representations. The project aims to increase our understanding of the fundamental symmetries of discrete structures, such as those present in computer science and cryptography.
![Kostiantyn Ralchenko and family with Stephan Tillmann and James Lawson](https://mathematical-research-institute.sydney.edu.au/wp-content/uploads/2023/08/close-up-copy-150x150.jpg)
Farewell afternoon tea for visitor Kostiantyn Ralchenko
On 8 June, SMRI hosted an afternoon tea to farewell Ukrainian mathematician Kostiantyn Ralchenko. Kostiantyn and his family came to Australia through the support of SMRI’s Ukrainian Visitor Program for displaced mathematical scientists.
![](https://mathematical-research-institute.sydney.edu.au/wp-content/uploads/2023/06/National-Science-Week-square-crop2-1-e1688359107591-150x150.jpg)
National Science Week: twisting somersaults public lecture & maths workshops
The August events will include a public talk by University of Sydney mathematician Professor Holger Dullin, who’ll explore the mathematical phenomena of twisting somersaults. Plus, Geordie Williamson onstage in “Doctor Karl and Friends: Innovation & Beyond”.
![Tiger Bruhat](https://mathematical-research-institute.sydney.edu.au/wp-content/uploads/2023/06/TigerBruhat-1920x1080-1-150x150.jpg)
Maths and machine learning
SMRI Director Geordie Williamson and a team of mathematicians from Oxford University have collaborated with AI lab DeepMind, using machine learning to help prove or suggest new mathematical theorems.
Articles and podcasts discussing the Nature paper “AI-guided intuition” can be found here, along with the SMRI course “Machine Learning for the Working Mathematician”.