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From: Toby Bartels <toby+categories@math.ucr.edu>
To: categories <categories@mta.ca>
Subject: Re: quantum logic
Date: Wed, 22 Oct 2003 13:14:38 -0700	[thread overview]
Message-ID: <20031022201437.GG22371@math-rs-n03.ucr.edu> (raw)
In-Reply-To: <Pine.LNX.4.44.0310221158010.31417-100000@triples.math.mcgill.ca>

Michael Barr wrote:

>For Banach spaces, if you take as underlying functor the closed unit ball,
>it has an adjoint.  It is not tripleable, however, but C^*-algebras are
>(with the unit ball underlying functor).

OK, that's a good point.  I agree (with the L-1 norm on the free space).


-- Toby





  reply	other threads:[~2003-10-22 20:14 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-10-12 22:08 John Baez
2003-10-13 15:10 ` Michael Barr
2003-10-18 20:57 ` Michael Barr
2003-10-20 19:51   ` Toby Bartels
2003-10-22 16:01     ` Michael Barr
2003-10-22 20:14       ` Toby Bartels [this message]
  -- strict thread matches above, loose matches on Subject: below --
2003-10-22 18:07 Fred E.J. Linton
     [not found] ` <20031022201258.GF22371@math-rs-n03.ucr.edu>
2003-10-24  7:05   ` Fred E.J. Linton
2003-10-12  0:57 John Baez
2003-10-12 18:31 ` Robert Seely
2003-10-12 20:49 ` Michael Barr
2003-10-13 13:01 ` Pedro Resende
2003-10-13 13:21 ` Peter McBurney

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