Exotic Logics

Terry Reedy tjreedy at udel.edu
Wed Jun 17 15:23:37 EDT 2009

William Clifford wrote:

> same (or different) results. I've read one can do all of the 16
> binary
> operations with clever uses of NAND or NOR.

The book Laws of Form, by Spencer-Brown' is based on that observation, 
with nand/nor expanded to n-ary 'bag' functions (like sum() is).
I recommend it, especially if you can find it in a library.


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