Roland Zdeněk Bulirsch (10 November 1932 – 21 September 2022) was a German mathematician specialising in numerical analysis. He studied and taught at the Technical University of Munich, and taught internationally as visiting professor. He was co-author of the reference book ''Introduction to Numerical Analysis'', and president of the edition of the works by Johannes Kepler. He received honorary doctorates from international universities, and several awards.
Provided by Wikipedia