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A quick look at wikipedia says truth tables were first devised by Charles Sanders Peirce. Though truth tables probably weren't much of an invention - it's just
by NOGDP 7y ago
A quick look at wikipedia says truth tables were first devised by Charles Sanders Peirce. Though truth tables probably weren't much of an invention - it's just a layout that is fairly equivalent to a record keeping notation used much earlier.
https://en.wikipedia.org/wiki/Truth_table#History https://en.wikipedia.org/wiki/Truth_table#History
- brudgers 7y agoI’ve always heard Peirce’s pragmatic maxim in the hum of Philosophical Investigations.
- Zuider 7y agoI have seen what looks very much like a truth table written in George Boole's spidery handwriting in an exhibition dedicated to him in the University where he taught, Queen's College, Cork, now University College Cork. Instead of '1' and '0', or 'T' and 'F', he had written out the whole words, 'true' and 'false'.