Fri, 24 Jan 2020

14:00 - 15:00
L1

Managing Workload - "Orchestrating learning opportunities"

Nick Andrews
Abstract

Taught courses offer a range of distinctive learning opportunities from lectures to tutorials/supervisions through to individual study. Orchestration refers to the combining and sequencing of these opportunities for maximum effect. This raises a question about who does the orchestration. In school, there is a good case for suggesting that it is teachers who take responsibility for orchestration of students’ learning opportunities. Moving to university, do students take on more responsibility for orchestration?

In this session there will be a chance to look back on the learning opportunities you experienced last term and to reflect on how (or even if) they were orchestrated. What could be different in the term ahead if you pay more attention to how distinctive learning opportunities are orchestrated?

Fri, 24 Jan 2020

16:00 - 17:00
L1

Nonlinear Waves in Granular Crystals: From Modeling and Analysis to Computations and Experiments

Panos Kevrekidis
(University of Massachusetts)
Further Information

The Mathematical Institute Colloquia are funded in part by the generosity of Oxford University Press.

This Colloquium is supported by a Leverhulme Trust Visiting Professorship award.

Abstract

In this talk, we will provide an overview of results in the setting of granular crystals, consisting of spherical beads interacting through nonlinear elastic spring-like forces. These crystals are used in numerous engineering applications including, e.g., for the production of "sound bullets'' or the examination of bone quality. In one dimension we show that there exist three prototypical types of coherent nonlinear waveforms: shock waves, traveling solitary waves and discrete breathers. The latter are time-periodic, spatially localized structures. For each one, we will analyze the existence theory, presenting connections to prototypical models of nonlinear wave theory, such as the Burgers equation, the Korteweg-de Vries equation and the nonlinear Schrodinger (NLS) equation, respectively. We will also explore the stability of such structures, presenting some explicit stability criteria for traveling waves in lattices. Finally, for each one of these structures, we will complement the mathematical theory and numerical computations with state-of-the-art experiments, allowing their quantitative identification and visualization. Finally, time permitting, ongoing extensions of these themes will be briefly touched upon, most notably in higher dimensions, in heterogeneous or disordered chains and in the presence of damping and driving; associated open questions will also be outlined.

Sun, 23 Feb 2020

17:30 - 18:30
L1

Bach, the Universe and Everything - The Beauty of Mathematics SOLD OUT

Vicky Neale and The Orchestra of the Age of Enlightenment
Further Information

Bach, the Universe and Everything is a partnership between Oxford Mathematics, Music at Oxford and the Orchestra of the Age of Enlightenment where we put on our very own Sunday service for curious minds; a place where music and science rub shoulders. And a place where you get to join in.

The Science
You’ve heard that some people find mathematics as beautiful as Bach’s music, but you’re not really sure why. Dr Vicky Neale is here to convince you it is, as she explores the intoxicating mysteries of prime numbers and how they push the limits of human understanding.

The Music
BWV 196 is one of Bach’s first cantatas, written when he was in his early twenties for a friend’s wedding. It features a striking soprano aria, and an overall theme of ‘partnership’, with two factions of instruments uniting to become one.

Book here

Thu, 27 Feb 2020

17:00 - 18:30
L1

Hidden histories: Oxford’s female computing pioneers

Ursula Martin, Georgina Ferry and Panel
(University of Oxford)
Further Information

Join us in Oxford Mathematics on 27th February 2020 for a talk and discussion celebrating the Bodleian Libraries' release of interviews by Georgina Ferry of some of Oxford’s female computing pioneers.

Some remarkable women shaped Oxford computing: Dorothy Hodgkin won the Nobel Prize for work on insulin; Susan Hockey pioneered digital humanities; Shirley Carter, Linda Hayes and Joan Walsh got the pioneering software company NAG off the ground in 1970; and female operators and programmers were at the heart of the early large-scale computing efforts powering 20th-century science.

4.30pm: Welcome tea
5.00pm: Professor June Barrow-Green - Hidden histories: Oxford’s female computing pioneers
5.45pm: Panel discussion chaired by science writer Georgina Ferry and featuring some of the the pioneers themselves

No need to register.

Wed, 11 Mar 2020

17:30 - 18:30
L1

Oxford Mathematics Public Lecture. Alan Champneys: Why pedestrian bridges wobble - synchronisation and the wisdom of the crowd

Alan Champneys
(University of Bristol)
Further Information

There is a beautiful mathematical theory of how independent agents tend to synchronise their behaviour when weakly coupled. Examples include how audiences spontaneously rhythmically applause and how nearby pendulum clocks tend to move in sync. Another famous example is that of the London Millennium Bridge. On the day it opened, the bridge underwent unwanted lateral vibrations that are widely believed to be due to pedestrians synchronising their footsteps.

In this talk Alan will explain how this theory is in fact naive and there is a simpler mathematical theory that is more consistent with the facts and which explains how other bridges have behaved including Bristol's Clifton Suspension Bridge. He will also reflect on the nature of mathematical modelling and the interplay between mathematics, engineering and the real world. 

Alan Champneys is a Professor of Applied Non-linear Mathematics at the University of Bristol. 

Please email @email to register.

Watch live:
https://twitter.com/OxUniMaths
https://www.facebook.com/OxfordMathematics/
https://livestream.com/oxuni/Champneys

The Oxford Mathematics Public Lectures are generously supported by XTX Markets.

Thu, 30 Jan 2020

17:00 - 18:00
L1

Oxford Mathematics Public Lecture: Henry Segerman - Artistic Mathematics: truth and beauty

Henry Segerman
(Oklahoma State University)
Further Information

This lecture is about mathematical visualization: how to make accurate, effective, and beautiful pictures, models, and experiences of mathematical concepts. What is it that makes a visualization compelling? 

Henry will show examples in the medium of 3D printing, as well as his work in virtual reality and spherical video. He will also discuss his experiences in teaching a project-based class on 3D printing for mathematics students.

Henry Segerman is an Associate Professor in the Department of Mathematics at Oklahoma State University.

Please email @email to register.

Watch live:
https://www.facebook.com/OxfordMathematics/
https://livestream.com/oxuni/Segerman

The Oxford Mathematics Public Lectures are generously supported by XTX Markets.

Thu, 13 Feb 2020

17:00 - 18:00
L1

Oxford Mathematics Public Lecture: Ian Griffiths - Cheerios, iPhones and Dysons: going backwards in time with fluid mechanics

Ian Griffiths
(University of Oxford)
Further Information

How do you make a star-shaped Cheerio? How do they make the glass on your smartphone screen so flat? And how can you make a vacuum filter that removes the most dust before it blocks? All of these are very different challenges that fall under the umbrella of industrial mathematics. While each of these questions might seem very different, they all have a common theme: we know the final properties of the product we want to make and need to come up with a way of manufacturing this. In this talk we show how we can use mathematics to start with the final desired product and trace the fluid dynamics problem ‘back in time’ to enable us to manufacture products that would otherwise be impossible to produce.

Ian Griffiths is a Professor of Industrial Mathematics and a Royal Society University Research Fellow in the Mathematical Institute at the University of Oxford. 

Please email @email to register.

Watch live:
https://www.facebook.com/OxfordMathematics/
https://livestream.com/oxuni/Griffiths

The Oxford Mathematics Public Lectures are generously supported by XTX Markets.

 

 

 

Sun, 01 Dec 2019

17:30 - 18:30
L1

Bach, the Universe and Everything - The Creativity Code

Marcus du Sautoy and the Orchestra of the Age of Enlightenment
((Oxford University))
Further Information

The second in our fascinating collaboration with the Orchestra of the Age of Enlightenment (OAE) and Music at Oxford combines the muscial intelligence of the eighteenth century with the artificial intelligence of the twenty-first. Come along and hear the beauty of Bach's Nun komm, der Heiden Heiland (Now come, Saviour of the Gentiles) and the modern beauty of machine learning which may itself be the musical choice of audiences in 300 years' time.

The OAE provide the music (you even get to join in), Marcus delivers the sermon. Maths and Music; saying everything.

Book here

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