[Python-Dev] Re: PEP 218 (sets); moving set.py to Lib

Michael Hudson mwh@python.net
22 Aug 2002 10:15:26 +0100


Greg Ewing <greg@cosc.canterbury.ac.nz> writes:

> "Eric S. Raymond" <esr@thyrsus.com>
> Subject: Re: [Python-Dev] Re: PEP 218 (sets):
> 
> > Is it + for disjunction and juxtaposition for conjunction, or the other
> > way around?
> 
> + is 'or' and juxtaposition (or sometimes a dot) is 'and'
> (I prefer those words because they're shorter than
> 'disjunction' and 'conjunction', and I can remember which
> is which:-).

I've always thought "meet" and "join" to be quite cute terms for
lattice operations.  Guaranteed to confuse the average user of sets.py
-- let's go for it!

Cheers,
M.

-- 
  The use of COBOL cripples the mind; its teaching should, therefore,
  be regarded as a criminal offence.
           -- Edsger W. Dijkstra, SIGPLAN Notices, Volume 17, Number 5