Carl Theodor Anger (Danzig, 31 July 1803 – Danzig, 25 March 1858) was a German mathematician and astronomer.^[1] He was a student of and assistant to Friedrich Bessel at the Königsberg Observatory from 1827 until 1831.^[2] Thereafter, he was appointed as astronomer by the Naturforschende Gesellschaft in Danzig.^[3]

Besides his scientific work, especially that related to Bessel functions, he is also known for his first-hand biographical notes on the life of Bessel.

• Anger, C. T. (1839–1841), Betrachtungen über verschiedene Gegenstände der neueren Geometrie (in German), vol. 1 & 2, Danzig: Homann
• Anger, C. T. (1846), Erinnerung an Bessel's Leben und Wirken (in German), Danzig: Weber, 30 pages
• Anger, C. T. (1847), Grundzüge der neueren astronomische Beobachtungskunst (in German), Berlin: Gernhard
• Anger, C. T. (1862), Zaddach, G. (ed.), Populäre Vorträge über Astronomie (in German), Danzig: Kafemann

• Anger function
• Jacobi–Anger expansion

• Brandstäter, Franz August (1858), Johann August Grunert (ed.), "Nekrolog" [Obituary], Archiv der Mathematik und Physik (in German), Bd. 31 (Literarischer Bericht CXXI), C. A. Koch's Verlagbuchhandlung: 2–6
• Lawrynowicz, Kasimir (1995), Friedrich Wilhelm Bessel, 1784–1846 (in German), Birkhäuser Verlag, ISBN 3-7643-5113-6
• Plicht, Chris (1998), List of available biographies — List A, archived from the original on 2020-02-15, retrieved 2008-11-10

• (in German) ADB:Anger, Karl Theodor – Wikisource
• (in German) Franz Kössler's Personlexikon von Lehren des 19. Jahrhunderts (Abbehusen – Axt); Anger, Karl Theodor: bibliography with 41 entries

This article about a German mathematician is a stub. You can help Wikipedia by expanding it.

• v
• t
• e

This article about a German astronomer is a stub. You can help Wikipedia by expanding it.

• v
• t
• e