non-commutativity in the brain

Martin Schiller mart555 at
Tue Apr 4 06:35:46 PDT 2000

Ken Hanly said on 4/3/00 8:08 PM

>I think so: Joan is the sister of John but John is not the
>sister of Joan.
>No? Must John be a transsexual?

Probably a non-commutative experience - or I've forgotten about sex.


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