Robert Recorde | |
|---|---|
.jpg) Robert Recorde (c.1512–1558) | |
| Born | c. 1510 Tenby, Pembrokeshire, Wales |
| Died | June 1558 London, England |
| Nationality | Welsh |
| Alma mater | University of Oxford University of Cambridge |
| Known for | Inventing the equals sign (=) |
| Scientific career | |
| Fields | Physician and mathematician |
| Institutions | University of Oxford Royal Mint |
Robert Recorde (c. 1510 – 1558) was a Welsh[1][2] physician and mathematician. He invented the equals sign (=) and also introduced the pre-existing plus (+) and minus (−) signs to English speakers in 1557.
- ^ Mazur, Joseph (21 May 2014). "Notation, notation, notation: a brief history of mathematical symbols". The Guardian. ISSN 0261-3077. Retrieved 5 May 2023.
- ^ Western Mail, Saturday 24 March 1928 - https://www.britishnewspaperarchive.co.uk/viewer/bl/0000104/19280324/188/0006