|
James Gregory (politician)
James Gregory may refer to: * James Gregory (mathematician) (1638–1675), Scottish mathematician and astronomer * James Gregory (physician) (1753–1821), Scottish physician * James Gregory (mineralogist) (1832–1899), Scottish mineralogist * James Gregory (actor) (1911–2002), American actor * James Gregory (prison officer) (1941–2003), South African prison guard, author of ''Goodbye Bafana'' * James Gregory (comedian) (born 1946), American comedian * Jim Gregory (basketball), American former college basketball standout * Jim Gregory (football chairman) (1928–1998), former English football club director and chairman * Jim Gregory (footballer) (1876–1949), Australian rules footballer * Jim Gregory (ice hockey) (1935–2019), Canadian general manager and league executive in the National Hockey League * Jim Gregory (politician) (elected 2018), American politician from Pennsylvania * James Crawford Gregory (1801–1832), Scottish physician * James G. Gregory (1843–193 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
James Gregory (mathematician)
James Gregory FRS (November 1638 – October 1675) was a Scottish mathematician and astronomer. His surname is sometimes spelt as Gregorie, the original Scottish spelling. He described an early practical design for the reflecting telescope – the Gregorian telescope – and made advances in trigonometry, discovering infinite series representations for several trigonometric functions. In his book ''Geometriae Pars Universalis'' (1668) Gregory gave both the first published statement and proof of the fundamental theorem of the calculus (stated from a geometric point of view, and only for a special class of the curves considered by later versions of the theorem), for which he was acknowledged by Isaac Barrow. Biography Gregory was born in 1638. His mother Janet was the daughter of Jean and David Anderson and his father was John Gregory, an Episcopalian Church of Scotland minister, James was youngest of their three children and he was born in the manse at Drumoak, Aberdeenshire, a ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
James Gregory (physician)
James Gregory FRSE FRCPE (January 17532 April 1821) was a Scottish physician and classicist. Early life and education The eldest son of John Gregory (1724–1773) and Elizabeth Forbes (died 1761), he was born in Aberdeen. He was educated at Aberdeen Grammar School, King's College, University of Aberdeen, the University of Edinburgh (MD 1774), the University of Oxford, and Leyden University. He accompanied his family moving to Edinburgh in 1764, and after going through the usual course of literary studies at that university, he was for a short time a student at Christ Church, Oxford. It was there probably that he acquired that taste for classical learning which afterwards distinguished him. He studied medicine at Edinburgh, and, after graduating doctor of medicine in 1774, spent the greater part of the next two years in Leiden, Paris, and in Italy. Medicine in Edinburgh Shortly after his return to Scotland, he was appointed in 1776 to the chair his father had formerly held, ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
James Gregory (mineralogist)
James Reynolds Gregory (29 December 1832 – 15 December 1899) was a noted 19th-century United Kingdom, British mineralogist. He founded a mineral specimen business in 1858 which is today known as ''Gregory, E. P. Bottley, Bottley & Lloyd''. Gregory's company had a reputation as one of the best in the business providing mineral samples for scientists as well as private collectors. He primarily bought his specimens at auction or from other collectors and dealers, rarely collecting from the field.Mineralogical Record - Biographical Archive: James R. Gregory retrieved 28 February 2011 When he was sent in 1868 by diamond merchant Harry Emmanuel of London's Hatton Garden to Hopetown, South Africa, to determine if claims of diamonds being found there were true, he investigated and repo ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
