Image of Henry Sheffer

Henry Sheffer

died 58 years ago

17 March 1964

Henry Sheffer was a mathematical logician who introduced what is now called the NAND operator which lies at the basis of the entire computer industry. He showed that all logical operators can be derived from a single one, NAND.

Find out more at: https://mathshistory.st-andrews.ac.uk/Biographies/Sheffer/