Edmund Landau

Edmund Georg Hermann Landau (14 February 1877 – 19 February 1938) was a German mathematician. He studied numbers and complex analysis. His work helped people understand math better, and it is still used today. Landau was a good teacher who could explain hard ideas clearly. He lived when math was changing fast, and his research is still important to mathematicians.

Biography

Edmund Landau was born into a Jewish family in Berlin. His father was Leopold Landau, a gynecologist, and his mother was Johanna Jacoby. Landau studied mathematics at the University of Berlin. He earned his doctorate in 1899 and completed his habilitation in 1901 to teach at German universities.

He taught at the University of Berlin from 1899 to 1909 and then moved to the University of Göttingen. In 1905, he married Marianne Ehrlich, daughter of Nobel Prize-winning biologist Paul Ehrlich. In 1912, Landau presented four challenging problems in number theory at the International Congress of Mathematicians. These problems, known as Landau's problems, are still unsolved today.

During the 1920s, Landau helped establish the Mathematics Institute at the new Hebrew University of Jerusalem. He learned Hebrew and gave a lecture there in 1925. Landau moved his family to Mandatory Palestine in 1927 to teach at the university, but later returned to Göttingen. He left Germany after the Nazi regime came to power in 1933 and eventually moved to Berlin, where he passed away in 1938.

Landau made many important contributions to mathematics, including simplifying a proof of the prime number theorem and writing a major book on analytic number theory. He was deeply passionate about mathematics, as noted by G. H. Hardy and Hans Heilbronn.

Works

Edmund Landau wrote many important books about numbers and math. Some of his well-known books are Handbuch der Lehre von der Verteilung der Primzahlen from 1909 and Vorlesungen über Zahlentheorie from 1927.

His books have been translated into other languages. For example, Foundations of Analysis and Differential and Integral Calculus are available in English.