* Reference for monoidal bicategory of spans?
@ 2011-01-10 23:18 Mike Stay
2011-01-11 21:02 ` David Roberts
0 siblings, 1 reply; 2+ messages in thread
From: Mike Stay @ 2011-01-10 23:18 UTC (permalink / raw)
To: categories
Can anyone provide a reference for the fact that given a category C
with pullbacks and finite products, you get a monoidal bicategory
Span(C)?
--
Mike Stay - metaweta@gmail.com
http://www.cs.auckland.ac.nz/~mike
http://reperiendi.wordpress.com
[For admin and other information see: http://www.mta.ca/~cat-dist/ ]
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* Re: Reference for monoidal bicategory of spans?
2011-01-10 23:18 Reference for monoidal bicategory of spans? Mike Stay
@ 2011-01-11 21:02 ` David Roberts
0 siblings, 0 replies; 2+ messages in thread
From: David Roberts @ 2011-01-11 21:02 UTC (permalink / raw)
To: Mike Stay; +Cc: categories
Hi Mike,
how about
Stephen Lack, R.F.C Walters, R.J. Wood, Bicategories of Spans as
cartesian bicategories, submitted to Theory and Applications of
Categories. (available from http://arxiv.org/abs/0910.2996)
David
[Note from moderator: The article cited has appeared as Vol 24 #1 of TAC.]
On 11 January 2011 09:48, Mike Stay <metaweta@gmail.com> wrote:
> Can anyone provide a reference for the fact that given a category C
> with pullbacks and finite products, you get a monoidal bicategory
> Span(C)?
> --
> Mike Stay - metaweta@gmail.com
> http://www.cs.auckland.ac.nz/~mike
> http://reperiendi.wordpress.com
[For admin and other information see: http://www.mta.ca/~cat-dist/ ]
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2011-01-10 23:18 Reference for monoidal bicategory of spans? Mike Stay
2011-01-11 21:02 ` David Roberts
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