Heike Fassbender is a German mathematician specializing in numerical linear algebra.
She is a professor in the Institute for Computational Mathematics at the Technical University of Braunschweig, and the president for the 2017–2019 term of the Gesellschaft für Angewandte Mathematik und Mechanik (GAMM, the International Association of Applied Mathematics and Mechanics).
Her dissertation, Numerische Verfahren zur diskreten trigonometrischen Polynomapproximation, was jointly supervised by Angelika Bunse-Gerstner and Ludwig F.
[2] As well as her presidency of GAMM, Fassbender was appointed for a four-year term on the German Accreditation Council in 2018.
January 1st, 2023, Fassbender is elected a chair member of the SIAM Council.