Olinthus Gregory
…Olinthus Gilbert Gregory (29 January 1774 – 2 February 1841) was an English mathematician, author, and editor. Gregory was born on 29 January 1774 at Yaxley in Huntingdonshire, the son of Robert, a shoemaker, and Ann, who also had three younger daughters: Harriet Euphrasia, Sophia (who died in 1783) and…