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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

SADoCoL receives partial reinstatement of blood sample testing by the World Anti-Doping Agency
2016-08-22

Last week, the World Anti-Doping Agency (WADA) announced the lifting of the suspension of blood sample analysis by the South African Doping Control Laboratory (SADoCoL) at the University of the Free State (UFS). Although the suspension of urine sample analysis is still under review, the UFS is appreciative of the new outcome. The initial temporary suspension of SADoCoL, announced on 3 May 2016, included the suspension of all doping-control procedures which applied to both urine and blood samples.

The main reason for the suspension involved analytical techniques relevant to urine analysis; however, the testing of blood samples was also included in the suspension. At the time of the suspension, no adverse findings were reported for the laboratory in relation to blood-sample testing for Athlete Blood Passport (ABP) assessment. 

According to the agreement with WADA, the suspension period would be utilised to implement and test new systems in order to achieve the standard presently required by WADA, as well as to perform development and improvements. SADoCoL is a specialised service laboratory of the UFS and has been in existence for more than thirty years.

Upon SADoCoL’s request to lift the suspension of only the ABP analysis, WADA agreed to allow the laboratory to apply for reaccreditation.  SADoCoL immediately applied for reaccreditation of ABP analysis on blood, so that the laboratory would be allowed to at least offer this service to the Anti-Doping community in Africa.

For this purpose, inspections were performed by the South African National Accreditation System (SANAS) and by WADA, during which all aspects of blood analysis by the laboratory were thoroughly assessed and tested.  The successful outcome of these inspections resulted in the reaccreditation of SADoCoL by WADA in order to perform ABP analysis as required by the WADA International Standard for Laboratories, with effect from 4 August 2016. 

This outcome allows the laboratory to once again perform this very essential analytical procedure.  The South African Institute for Drug-Free Sport (SAIDS) and other regular users can now continue to send blood samples to SADoCoL for ABP analysis, instead of making use of alternative laboratories.

 

Released by: Lacea Loader (Director: Communication and Brand Management)
Tel: +27 51 401 3422/2707 or +27 83 645 2454
Email: news@ufs.ac.za  | loaderl@ufs.ac.za
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