The PhD students from the probability group are organising an event for master’s students interested in probability (and related areas) on 10th November at 5pm. The idea is that we all meet on the ground floor of the Statistics department and split into groups so that each table has 1-2 PhD students and a few master’s students.

Thinking about postgraduate study? Join the Department of Statistics on the 19th November for its annual Postgraduate Open Day, with sessions available in person and online. Hear from course directors about the DPhil, MSc in Statistical Science, and the StatML Centre for Doctoral Training, and meet current students and staff.

Tue, 25 Nov 2025

16:30 - 17:30
L3

An Adjoint Method for Optimization of the Boltzmann Equation

Prof. Russel Caflisch
Abstract

We present an adjoint method for optimization of the spatially inhomogeneous Boltzmann equation for rarefied gas dynamics. The adjoint method is derived using a "discretize then optimize" approach. Discretization (in time and velocity) is via the Direct Simulation Monte Carlo (DSMC) method, and adjoint equations are derived from an augmented Lagrangian.  The boundary conditions that are included in this analysis include spectral reflection, thermal reflection, and inflow boundary conditions. For thermal reflection, a "score function" is included as a statistical regularization. This is joint work with Yunan Yang (Cornell).

Her-AI is a new after-school outreach initiative based in South London, designed to inspire and equip girls in grades 9-11 from diverse backgrounds to explore pathways into artificial intelligence (AI) and computer science. Sponsored by the University of Oxford and the Engineering and Physical Sciences Research Council (EPSRC), the programme combines hands-on workshops, mentorship from Oxford students and researchers, and immersive experience days in Oxford.

Do you take your work home with you? It's kinda hard to avoid if you are a mathematician isn't it? The maths just follows you wherever you go.

Sam Howison prepares vegetables.

The Jobs for Mathematicians Fair is taking place in the Mathematical Institute on Tuesday 18th November at 4-6pm. offers you the opportunity to find out about careers using maths and start planning your next career steps or focus your search. Join the fair to meet recruiters in person and explore the opportunities available. You'll also chat to careers advisers and ask questions to help your decision making.

Week 5's session, How to Make the Most of your Tutorials and Lectures will look at how to prepare effectively, make lectures more productive, and understand what tutors expect from you during tutorials. You’ll leave with practical tips to help you study more confidently and make your learning time count.

This session is likely to be most relevant for first-year undergraduates, but all are welcome.

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