Reuben Goodstein

Reuben Louis Goodstein was an English mathematician who had a strong interest in philosophy and teaching mathematics.

 Research 
Reuben introduced a variant of the Ackermann function which is now called hyperoperation sequence, together with the naming system used for those (tetration, pentation, hexation, etc.).

Category:English mathematicians
Category:1912 births
Category:1985 deaths