Ibrahim Eltayeb

Ibrahim Abdelrazzak Eltayeb (ابراهيم عبد الرزاق الطيب) is a Sudanese mathematician and professor of applied mathematics at the University of Nizwa in Oman. He is a member of the African Academy of Sciences, the Royal Astronomical Society, The World Academy of Sciences (TWAS) and the Royal Society of Edinburgh.

Early life and education
Eltayeb was born in a village on the Nile river, about 500 km north of Khartoum in Sudan, where he attended government schools. He studied in the United Kingdom on a scholarship and received a BSc in mathematics from the University of London in 1968. In 1972, he obtained his PhD in mathematics from the University of Newcastle upon Tyne.

Career and research
Eltayeb began as a lecturer at the University of Khartoum in 1972 and was promoted to professor in 1980. He served as the dean of the university's Faculty of Mathematical Sciences from 1982 to 1984. In 1986, he moved to the Sultan Qaboos University in Oman, where he established the Department of Mathematics and Computing and directed it from 1988 to 1998. Following this, he served as professor of applied mathematics at the University of Nizwa in Oman.

Eltayeb has published more than 50 papers in journals, mainly in the fields of geophysics, geomagnetism, and aeronomy. He has also developed mathematical models and methods for studying the Earth's deep interior.

Honours and awards
Eltayeb was elected a fellow of the African Academy of Sciences in 1986, the Royal Astronomical Society of London in 1988, The World Academy of Sciences (TWAS) in 1996, and the Royal Society of Edinburgh in 2012. He received the TWAS Prize in Mathematics in 1995 and the COMSTECH Award in Mathematics in 2007. He served on the executive committee of the International Association of Geomagnetism and Aeronomy (IAGA) from 1991 to 1999 and chaired the scientific division I of IAGA on internal fields and secular variations from 1999 to 2003. He has been a member of the council of the Study of the Earth's Deep Interior (SEDI) since 1987 and was on the awards committee for mathematics international prize of TWAS from 1998 to 2006.