Robert Recorde (1512-1558)

Robert Recorde (1512-1558)

Sixteenth century Welsh mathematician who was educated at the University of Cambridge and the University of Oxford.

Robert Recorde (1512-1558)

In his work published in 1557, Recorde provided an introduction to algebra, used his new symbol for equality “=”, and introduced the symbol for addition, “+”, which was developed by the mathematician Johann Widmann.