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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

Inaugural lecture: Microbial interaction in foods
2005-09-06

Prof Bennie Viljoen from the Department of Microbial- Biochemical and Food Biotechnology at the University of the Free State (UFS) will deliver his inaugural lecture on Wednesday, 7 September 2005 at 19:00 in the CR Swart Auditorium on campus.  

The topic of the lecture is “Microbial interaction in foods:  Emphasis on yeasts”.

Prof Viljoen was appointed as lecturer in the Department of Food Science at the UFS in 1989.  He was promoted to senior lecturer (1994), associate professor (1997) and professor (2004) in the Department of Microbial, Biochemical and Food Biotechnology.

Prof Viljoen is a NRF B-evaluated scientist, author or co-author of 63 papers in accredited professional journals and seven chapters in scientific books. He contributed to 31 international congresses; four as keynote speaker and eight on invitation, as well as 84 national conference papers. He successfully guided eight Ph D and 20 M Sc students and currently supervises for six Ph D and four M Sc students.  He serves on the International Dairy Federation, the International Commission of Food Mycology and the editorial board of international journals. His research focuses on food microbiology, specialising on yeasts.

For any enquiries, please contact Ms Joan Nel at (051) 401-9301.

Media release
Issued by:  Lacea Loader
   Media Representative
   Tel:  (051) 401-2584
   Cell:  083 645 2454
   E-mail:  loaderl.stg@mail.uovs.ac.za
5 September 2005
 

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