Projective and injective symmetric categorical groups and duality
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- Proc. Amer. Math. Soc. 143 (2015), 1315-1323 Request permission
Abstract:
We prove that the 2-category of symmetric categorical groups have enough projective and injective objects.References
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Additional Information
- Teimuraz Pirashvili
- Affiliation: Department of Mathematics, University of Leicester, University Road, Leicester LE1 7RH, United Kingdom
- Email: tp59-at-le.ac.uk
- Received by editor(s): May 23, 2013
- Received by editor(s) in revised form: June 9, 2013
- Published electronically: October 16, 2014
- Additional Notes: This research was partially supported by the grant “DI/27/5-103/12, D-13/2 Homological and categorical methods in topology, algebra and theory of stacks”
- Communicated by: Michael A. Mandell
- © Copyright 2014
American Mathematical Society
The copyright for this article reverts to public domain 28 years after publication. - Journal: Proc. Amer. Math. Soc. 143 (2015), 1315-1323
- MSC (2010): Primary 55-XX; Secondary 18-XX
- DOI: https://doi.org/10.1090/S0002-9939-2014-12354-9
- MathSciNet review: 3293744