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30 November 2021 | Story Leonie Bolleurs | Photo Supplied
Prof Johan Meyer, Senior Professor in the Department of Mathematics and Applied Mathematics, says he is looking forward to learning from others in the field during this collaboration.

What do trees, black holes, earthquakes, and time structures have in common? 

The answer to this question is that these, in one way or the other, form the focus of some of the abstracts delivered during the Annual Congress of the South African Mathematical Society. The society has as its main objective the advancement of mathematics in South Africa. 

The Department of Mathematics and Applied Mathematics at the University of the Free State (UFS), in conjunction with the South African Mathematical Society (SAMS 2021), is hosting the 64th Annual Congress of the society this week (29 November to 1 December 2021).

Prof Johan Meyer, Senior Professor in the department, says the congress, which is being conducted online, is focusing on all aspects of mathematics research, including history and teaching.

Learning from others in the field

The congress, which aims to share the latest research results in mathematics, will be attended by staff and students from universities across South Africa as well as abroad. “Anyone from the public is, of course, welcome to attend or even share their results if they are also involved in mathematics research,” adds Prof Meyer. 

He says that he is looking forward to learning from others in the field during this collaboration. 

The congress will include discussions on more than 120 abstracts, covering category theory, algebra, topology, logic; functional analysis and operator theory; finite groups and combinatorial structures; graph theory and combinatorics; lie symmetries and nonlinear differential equations; and applied and numerical mathematics.

Array of interesting topics presented

“It is important in many areas of science and engineering to predict and to simulate rare, random events, the occurrence of which may have negative or even catastrophic consequences. Examples include internet server overflows, mechanical breakdowns, floods, and financial crashes. Rare events can also have a positive effect, triggering for example chemical reactions or driving genetic evolution via random mutations.” Prof Hugo Touchette from Stellenbosch University will be shedding some light on this interesting topic in his presentation on Predicting and simulating rare events.

Prof Jeandrew Brink, Associate Professor in the Department of Mathematics and Applied Mathematics at the UFS, is presenting a plenary session on the topic Determining the geometry of strong field space-times in spite of tacitly assuming the answer during every measurement. In South Africa, state-of-the art pulsar timing data from the MeerKAT telescope will make a considerable contribution to conducting GR orbital tests. Prof Brink comments on how pulsar timing tests differ from tests using gravitational wave detectors, as well as what we can learn from the framework already employed to perform pulsar timing measurements.

News Archive

UFS Rector participates in National Arbour Day
2011-09-02

 

Gerard Hoogendoorn from Physical Resources at the hole for the jacket plum tree that was planted on our Bloemfontein Campus on National Arbour Day.
Photo: Anja Aucamp

Prof. Jonathan Jansen, Vice-Chancellor and Rector, planted the jacket plum tree (Pappea capensis) on our Bloemfontein Campus during an event.

According to Mr Gerard Hoogendoorn from our Department of Physical Resources this hardy, evergreen tree, which reaches a height of between two and eight metres, is a worthy addition to any garden; for bird life as well as fauna. “Planting a tree has a positive influence on our green heritage,” he said.

Prof. Jansen, who started his study career as a botanist, said that he loves anything green. “Trees with their roots remind me of our university rooted in a rich past. Trees, with their new leaves once a year, also reminds me of the transformation of our campus and our country. Young people compare with the trunks of the trees that link the past (roots) with the future (leaves). South Africa’s future depends on you young leaders,” he said.

The tree-planting initiative is one of the universities sustainability initiatives to make staff as well as students aware of protecting their environment, amongst others.

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