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08 March 2022 | Story Andre Damons | Photo Sonia Small (Kaleidoscope Studios)
Prof Abdon Antangana
Prof Abdon Atangana, a Professor of Applied Mathematics in the Institute for Groundwater Studies at the University of the Free State (UFS) and South Africa’s top-ranked scientist in Mathematics, wants to prepare the next generation of African professors.

A new book written by Prof Abdon Atangana, Professor of Applied Mathematics at the Institute for Groundwater Studies at the University of the Free State (UFS), in collaboration with one of his students, on the flow of groundwater, suggests several new and modified models to better predict anomalous behaviours of the flow and the movement of pollution within complex geological formations.

Mathematical Analysis of Groundwater Flow Models is one of two books Prof Atangana published recently that he wrote with his students. The other, Fractional Stochastic Differential Equations: Applications to Covid-19 Modeling, provides a thorough conversation on the underpinnings of COVID-19 spread modelling. He wrote the book with a postdoctoral fellow, Dr Seda Araz Igret from SIIRT University, Turkey. Since 2016 he has published a total number of six books, some of which are still under evaluation by Springer and Elsevier.

Time to prepare next generation of African professors 

This highly cited researcher is excited about collaborating with his students on projects such as these as he feels it is time for him to prepare the way for the next generation of African professors. Prof Atangana is ranked at No 219 in the world rankings and No 1 in South Africa by Research.com, a leading academic platform for researchers. 

According to the platform, which recently released the 2022 Edition of its Ranking of Top 1000 Scientists in the field of Mathematics, the ranking is based on the H-index metric provided by Microsoft Academic and includes only leading scientists with an H-index of at least 30 for academic publications in the field of Mathematics.

“Both books are important for me because they are first-time published books with my own students. There is a time to prepare the way for yourself and a time to prepare ways for the next generation. It is time for me to prepare the way for the next generation of African professors. I wish that the next time this list (https://research.com/scientists-rankings/mathematics/za) [is released] many of my students [will] appear,” says Prof Atangana.

About his book with Dr Igret, he says it presents the dynamic of COVID-19 spread behaviour worldwide. It is noticed that the spread dynamic followed process with nonlocal behaviours, which resemble power law, fading memory, crossover, and stochastic behaviours. Fractional stochastic differential equations are therefore used to model spread behaviours in different parts of the world. 

“The content coverage includes a brief history of COVID-19 spread worldwide from December 2019 to September 2021, followed by statistical analysis of collected data for infected, death and recovery classes,” says Prof Atangana.

Mathematical analysis of Groundwater Flow Models serves as a valuable resource for graduate and PhD students as well as researchers working within the field of groundwater modelling, says Prof Atangana. It includes features such as:
• Modified numerical and analytical methods for solving new and modified models for groundwater flow and transport 
• New flow and transform models for groundwater transport in complex geological formations 
• Examination of fractal and crossover behaviours and their mathematical formulations

Top-ranking scientist 

Prof Atangana was also recently elected as a fellow of The World Academy of Sciences (TWAS) and received the World Academy of Sciences Award for Mathematics (TWAS -Mohammad A Hamdan, 2020) on 1 November 2021.

Very recently, he was also ranked No 1 in the world in Mathematics, No 186 in the world in all the fields, and No 1 in Africa in all the fields, according to the Stanford list of 2% single-year table.

He was also named among the top 1% of scientists on the global Clarivate Web of Science list. Fewer than 6 200 or 0.1% of the world’s researchers were included on this list in 2019, 2020 and 2021, with fewer than 10 of the scientists hailing from South Africa. 

“While my name is ranked No 1 in South Africa and No 219 in the world, this shows the impact of my research that has been done since 2013. It is worth noting that this ranking disadvantages younger researchers. For example, I got my first publication in 2013 but the researcher who was ranked No 1 started in 1972. To make the ranking fair, the total H-index should be divided by the number of years of publication. I am very proud to see that despite this disadvantage I am still topping in South Africa and am No 219 in the world.”

News Archive

Multilingualism and exclusion to be discussed
2007-11-27

 
 Some of the UFS staff who will be attending the colloquium on multilinguisim and exclusion in Antwerp, Belgium are, from the left, front: Prof. Theo du Plessis and Ms Susan Lombaard; back: Prof. Johan Lubbe and Mr Roelof Geyser. All are from the Unit for Language Management.
 
Multilingualism and exclusion to be discussed

Five members of the University of the Free State’s (UFS) Unit for Language Management will be taking part in an international colloquium at the University of Antwerp in Belgium on the theme: “Multilingualism and exclusion – perspectives on language and society” this week.

“During this week’s colloquium, approximately twenty South African and Flemish colleagues will reflect on the complex relationships within multilingual communities, where a variety of factors can contribute to the inclusion or exclusion of individuals or communities. Some of the papers will focus on policy measures (“from above”) with regard to the relative position of languages in a particular state, and the impact of these policy measures on the lives of language users. Others will investigate perceptions and “appropriation” (“from below”) by the same language user. In view of the multiple points of departure, the colloquium should contribute towards a better understanding of the dynamics within multilingual communities,” said Prof. Theo du Plessis, Director of the Unit for Language Management at the UFS.

“To give expression to the theme of multilingualism and exclusion, lectures will be presented in three languages, namely Afrikaans, English and Dutch. Several postgraduate students (from South Africa and Flanders) will also have an opportunity to report on investigations they are conducting within the framework of their master’s degree and doctoral studies,” said Prof. Du Plessis.

The colloquium is a follow-up of an international symposium held at the UFS during April 2006 in which a considerable number of outstanding scholars from various countries participated.

According to Prof. Du Plessis, the proceedings of the symposium held last year will be released in book form as part of the unit’s publication series “Studies in Language Policy in South Africa”, published by Van Schaik Publishers.

This sixth issue in the series entitled: “Multilingualism and Exclusion. Policy, Practice, Prospects” will be released tonight (26 November 2007) by the Permanent Deputy of the Province of Antwerp at a prestigious event during the colloquium. The issue was edited by Prof. Du Plessis, Prof. Pol Cuvelier (University of Antwerp), Dr Michael Meeuwis (University of Ghent) and Ms Lut Teck (Institute for Higher Education and the Arts in Brussels).

The UFS will be represented by Prof. Du Plessis, Prof. Johan Lubbe, Ms Susan Lombaard and Mr Roelof Geyser of the Unit for Language Management, as well as Prof. Jackie Naudé of the Department of Afro-Asiatic Studies, Sign Language and Language Practice. Representatives from the universities of Pretoria, Johannesburg, North West and the Monash University in Johannesburg will also be participating in the colloquium.

Media Release
Issued by: Lacea Loader
Assistant Director: Media Liaison
Tel: 051 401 2584
Cell: 083 645 2454
E-mail: loaderl.stg@ufs.ac.za
26 November 2007

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