Michael Atiyah

Sir Michael Francis Atiyah (; 22 April 1929 – 11 January 2019) was an English mathematician specialising in geometry. He won the Fields Medal in 1966 and the Abel Prize in 2004.
He was president of the Royal Society (1990–1995), master of Trinity College, Cambridge (1990–1997), chancellor of the University of Leicester (1995–2005), and president of the Royal Society of Edinburgh (2005–2008). From 1997 until his death, he was an honorary professor at the University of Edinburgh. During 2018 International Congress of Mathematicians, Atiyah said he had a proof for Riemann hypothesis.
Atiyah died on 11 January 2019 in Edinburgh, Scotland at the age of 89.