http://theoreticalatlas.wordpress.com/2007/10/14/spans-and-vector-spaces-pt-2/ He had bought a large map representing the sea, / Without the least vestige of land: / And the crew were much pleased when they found it to be / A map they could all understand. Wed, 04 Nov 2009 16:14:49 +0000 http://wordpress.com/ hourly 1 http://theoreticalatlas.wordpress.com/2007/10/14/spans-and-vector-spaces-pt-2/#comment-283 Species, QFT, and Groupoidification - Part 2 « Theoretical Atlas Wed, 10 Sep 2008 03:09:59 +0000 http://theoreticalatlas.wordpress.com/2007/10/14/spans-and-vector-spaces-pt-2/#comment-283 [...] is, as I’ve discussed here previously, a 2-vector space (indeed, a 2-Hilbert space) associated with this groupoid. But the [...] [...] is, as I’ve discussed here previously, a 2-vector space (indeed, a 2-Hilbert space) associated with this groupoid. But the [...]

]]> http://theoreticalatlas.wordpress.com/2007/10/14/spans-and-vector-spaces-pt-2/#comment-185 Recent Talk - Alejandro Adem, “Commuting n-tuples & Spaces of Homomorphisms” « Theoretical Atlas Sun, 09 Mar 2008 08:43:14 +0000 http://theoreticalatlas.wordpress.com/2007/10/14/spans-and-vector-spaces-pt-2/#comment-185 [...] 2-vector space of states it gets in the extended TQFT picture I partially described back here and here. So this is a categorified version of a cohomology module - the non-categorified version being what [...] [...] 2-vector space of states it gets in the extended TQFT picture I partially described back here and here. So this is a categorified version of a cohomology module – the non-categorified version being what [...]

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