Gustav Doetsch (29 November 1892 – 9 June 1977) was a German mathematician, aviation researcher, decorated war veteran, and Nazi supporter.

[2] The modern formation and permanent structure of the Laplace transform is found in Doetsch's 1937 work Theorie und Anwendung der Laplace-Transformation (transl.

[1] He dedicated most of his research and scientific activity to the Laplace transform, and his books on the subject became standard texts throughout the world, translated into several languages.

"[6] The policies of the Nazis began to have an effect on academia in Germany, where Jewish intellectuals were targeted for dismissal.

[2] Doetsch advocated an "appropriate and purely Aryan representation of Germans" on the editorial board of Compositio,[1] a magazine for which he had been a board member at one time along with Reinhold Baer, Ludwig Bieberbach, Georg Feigl, Heinz Hopf, Alfred Loewy, Richard von Mises, John von Neumann, Wilhelm Suss, and Gábor Szegő.

[1] With the outbreak of World War II, Doetsch returned to the Luftwaffe as a captain in 1939, serving in the Reichsluftfahrtministerium.