William Rutherford (1798–1871) was an English mathematician famous for his calculation of 208 digits of the mathematical constant π in 1841.
[3] In 1838 Rutherford obtained a mathematical post at the Royal Military Academy, Woolwich.
He was a member of the council of the Royal Astronomical Society from 1844 to 1847, and honorary secretary in 1845 and 1846.
[3] Rutherford retired from his post at Woolwich about 1864, and died on 16 September 1871, at his residence, Tweed Cottage, Maryon Road, Charlton, at the age of seventy-three.
[3] Rutherford edited He published also:[3] He also wrote mathematical pamphlets, including one on the solution of spherical triangles.