Philip Hall (11 April 1904 - 30 December 1982) was an English mathematician. His major work was on group theory, notably on finite groups and solvable groups. April 11 is the 101st day of the year in the Gregorian calendar (102nd in leap years). ... 1904 is a leap year starting on a Friday (link will take you to calendar). ... December 30 is the 364th day of the year (365th in leap years) in the Gregorian Calendar, with 1 day remaining. ... 1982 is a number and represents a common year starting on Friday of the Gregorian calendar Events January January 6 - William Bonin is convicted of being the freeway killer. January 8 - AT&T agrees to divest itself of twenty-two subdivisions January 11 - Mark Thatcher, son of the British Prime... Royal motto: Dieu et mon droit (French: God and my right) Englands location within the UK Official language English de facto Capital London de facto Largest city London Area  - Total Ranked 1st UK 130,395 km² Population  - Total (2001)  - Density Ranked 1st UK 49,138,831 377/km² Religion... A mathematician is a person whose area of study and research is mathematics. ... Group theory is that branch of mathematics concerned with the study of groups. ... In mathematics, a finite group is a group which has finitely many elements. ... In the history of mathematics, the origins of group theory lie in the search for a proof of the general insolvability of quintic and higher equations, finally realized by Galois theory. ...

He was born in Hampstead, London, England and died in Cambridge, Cambridgeshire, England. Hampstead is a suburb of London about five miles northwest of the city centre. ... London is the capital city of the United Kingdom and of England. ... Royal motto: Dieu et mon droit (French: God and my right) Englands location within the UK Official language English de facto Capital London de facto Largest city London Area  - Total Ranked 1st UK 130,395 km² Population  - Total (2001)  - Density Ranked 1st UK 49,138,831 377/km² Religion... The city of Cambridge is an old English university town and the regional centre of the county of Cambridgeshire. ... Cambridgeshire (abbreviated Cambs) is a county in England, bordering Lincolnshire to the north, Norfolk to the northeast, Suffolk to the east, Essex and Hertfordshire to the south, and Bedfordshire and Northamptonshire to the west. ...

See also

• marriage theorem
• Hall subgroup

In mathematics, the marriage theorem, usually credited to mathematician Phillip Hall, is a combinatorial result that gives the condition allowing the selection of a distinct element from each of a collection of subsets. ... In mathematics, a Hall subgroup of a finite group G is a subgroup whose order is coprime to its index. ...

External links

• Biography (http://www-groups.dcs.st-and.ac.uk/~history/Mathematicians/Hall.html) at the MacTutor archive