Archibald Read Richardson

Archibald Read Richardson FRS (21 August 1881 – 4 November 1954) was a British mathematician known for his work in algebra.
Career.
Richardson collaborated with Dudley E. Littlewood on invariants and group representation theory. They introduced the immanant of a matrix, studied Schur functions and developed the Littlewood–Richardson rule for their multiplication.
Awards and honours.
Richardson was elected a Fellow of the Royal Society on 21 March 1946.