Sydney Luxton Loney, M.A. (16 March 1860 – 16 May 1939) was a

Professor of Mathematics Professor (commonly abbreviated as Prof.) is an academic rank at universities and other post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin as a "person who professes". Professors ...

at the

Royal Holloway College Royal Holloway, University of London (RHUL), formally incorporated as Royal Holloway and Bedford New College, is a public research university and a constituent college of the federal University of London. It has six schools, 21 academic departm ...

, Egham,

Surrey Surrey () is a ceremonial and non-metropolitan county in South East England, bordering Greater London to the south west. Surrey has a large rural area, and several significant urban areas which form part of the Greater London Built-up Area. ...

, and a fellow of

Sidney Sussex College Sidney Sussex College (referred to informally as "Sidney") is a constituent college of the University of Cambridge in England. The College was founded in 1596 under the terms of the will of Frances Sidney, Countess of Sussex (1531–1589), wife ...

, Cambridge, England. He authored a number of mathematics texts, some of which have been reprinted numerous times. He is known as an early influence on

Srinivasa Ramanujan Srinivasa Ramanujan (; born Srinivasa Ramanujan Aiyangar, ; 22 December 188726 April 1920) was an Indian mathematician. Though he had almost no formal training in pure mathematics, he made substantial contributions to mathematical analysis ...

. Loney was educated at Maidstone Grammar School, in Tonbridge and at

Sidney Sussex College, Cambridge Sidney Sussex College (referred to informally as "Sidney") is a constituent college of the University of Cambridge in England. The College was founded in 1596 under the terms of the will of Frances Sidney, Countess of Sussex (1531–1589), wife ...

, where he graduated with a B.A. as 3rd Wrangler in 1882. His books on Plane Trigonometry and Coordinate Geometry are very popular among senior high school students in India who are preparing for engineering entrance exams like JEE Advanced.

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External links

''Plane Trigonometry'', 1st Edition (1893)
at the Internet Archive
''Plane Trigonometry'', 2nd Edition (1895)
at the Internet Archive 1860 births 1939 deaths 19th-century English mathematicians 20th-century British mathematicians Academics of Royal Holloway, University of London Fellows of Sidney Sussex College, Cambridge {{UK-mathematician-stub