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Prof Tomas Vetrik, addicted to maths research

27 May 2022 | Story Leonie Bolleurs | Photo Charl Devenish

Prof Tomas Vetrik, Professor in the Department of Mathematics and Applied Mathematics at the University of the Free State (UFS), recently delivered his inaugural lecture on the Bloemfontein Campus.

His research area is graph theory, and he mainly focuses on the degree-diameter problem, graph indices, and metric dimension of graphs.

Research focus

According to Prof Vetrik, mathematics was always his favourite subject in school. He also excelled in maths at university and decided to enrol for a course on graph theory while working on his master’s degree. “I liked it, so I also chose topics from graph theory for my PhD thesis,” he says.

In 2014, at the age of 32, he was appointed Associate Professor at the UFS, after postdoctoral research at the University of KwaZulu-Natal and working at the University of Pretoria. An NRF-rated researcher, he has published close to 75 research papers, a third of that as a single author in some of the most well-known journals in his area. Moreover, he was also research supervisor of three PhD and three master’s students.

International collaborations

In the eight years since his appointment at the UFS, Prof Vetrik has made research visits to universities from 14 different countries that have invited him for research collaborations.

“I am often overseas. I like working from different places. It is interesting to me, and it helps me to be productive,” says Prof Vetrik, explaining some of the inspiration behind his mathematical ideas.

In the next two years, he would like to study more general mathematical problems beyond his current research area.

He says he is addicted to his research. “It overshadows all my other interests.”

On the rare occasion when he is not working on his research, Prof Vetrik states that he has to keep himself busy. Unable to relax and do nothing, he likes to do sports of some kind or to travel.

“I am a simple person. I do not even have a TV at home. I use an old-fashioned mobile phone that cannot access the internet,” he says.

News Archive

UFS SIFE is the best in SA!

2004-07-09

The SIFE team celebrates their victory with Jack Shewmaker, founder of SIFE in 1975 and past-president of Walmart in the USA, and Moses Kgosana, Chairman of KPMG SA.

The Students in Free Enterprise (SIFE) team of the University of the Free State competed in the National SIFE championships on Thursday, June 17, 2004 at Ceasar’s Convention Centre in Johannesburg.

Strong competition was experienced from the other ten participant SA universities, e.g. the Universities of the Western Cape, Kwazulu-Natal, Cape Town and RAU, but die UFS SIFE team retained the national championship for the third year running.

The team will now represent South Africa and the University of the Free State in Barcelona, Spain at die SIFE World Cup. The competition will be held from 22 to 24 September 2004.

The presentation team members for the competition were Tsholofelo Tlhomelang, Imameleng Matete, Kenneth Lefa, Kabelo Lephaka, Nadia van Staden, Tshepo Mahloko (Multi-Media), Werner Schmidt (Faculty Advisor). Supporting the presentation team were Lineo Peete, Keketso Ntene, Ruth Morienyane, Motaung Mathaba, Tshireletso Seekoe, Peter Letsoalo, Obakeng Msuthwana, Tshepiso Lebentle, JC Langeveldt and Michelle Stanley.

SIFE is a world-wide non-profit organisation with the express aim of encouraging students to spread their business knowledge - gained in the classroom - to the community, to promote and expand the principles of free enterprise.( www.sife.org )

The criteria by which SIFE-projects are measured are the following:

• How free markets work in the global economy.
• How entrepreneurs succeed by identifying a market need and then profitably producing and marketing a product or service to fill that need.
• The personal entrepreneurial, communications, technology and financial management skills needed to successfully compete.
• Practicing business in an ethical and socially responsible manner that supports the principles of a market economy.
• Measuring the results of projects, utilizing mass media and the Internet, involving non-business majors and utilizing a Business Advisory Board, communicating the program through a written report and verbal presentation.

The UFS’ SIFE-team’s presentation complied with all the above mentioned criteria. SIFE UFS’ education drive stretched from primary school learners, to adults who had been working for thirty years – this diverse group was taught about the free market system and its value in the global village. Business ethics and basic business principles were communicated in a fun and interactive way to learners. High-level business advice was given to entrepreneurs who started new projects, e.g. a brick-maker, and marketing advice were given to existing businesses in need of expansion.

If you are interested in helping SIFE UFS achieve its goals, e-mail Werner Schmidt at
schmidtw.ekw@mail.uovs.ac.za or phone him at 051 – 401 3376.

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