Bierens De Haan (surname)

	Bierens De Haan (surname) Bierens de Haan is a surname of Dutch origin. People with that name include: David Bierens de Haan, a Dutch mathematician and historian (1822–1895) Johannes Abraham Bierens de Haan Johan(nes) Abraham Bierens de Haan (March 17, 1883 – June 13, 1958) was a Dutch biologist and ethologist. He was born in Haarlem, and died in Siena, Italy Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy ..., a Dutch biologist and ethologist (1883–1958) See also * de Haan (other) {{surname ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]
	David Bierens De Haan David Bierens de Haan (3 May 1822, in Amsterdam – 12 August 1895, in Leiden) was a Dutch mathematician and historian of science. Biography Bierens de Haan was a son of the rich merchant Abraham Pieterszoon de Haan (1795–1880) and Catharina Jacoba Bierens (1797–1835). In 1843 he completed a study in the exact sciences and received his PhD from the University of Leiden in 1847 under Gideon Janus Verdam (1802–1866) for the work ''''. After this he became a teacher of physics and mathematics at a gymnasium in Deventer. In 1852 he married Johanna Catharina Justina de Schepper (1827–1906) in Deventer. In 1856 he became member of the Royal Netherlands Academy of Arts and Sciences. Since 1866 he was professor of mathematics at Leiden University. Since 1888 he was co-editor of the works of Christiaan Huygens and in 1892 edited the ''Algebra'' of Willem Smaasen (1820–1850). He had a large library on mathematics, the history of science and pedagogy, which currently resid ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]
	Johannes Abraham Bierens De Haan Johan(nes) Abraham Bierens de Haan (March 17, 1883 – June 13, 1958) was a Dutch biologist and ethologist. He was born in Haarlem, and died in Siena, Italy Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical re .... 1883 births 1958 deaths Ethologists Scientists from Haarlem 20th-century Dutch zoologists {{Zoologist-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu]