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The free exact category on a left exact one

  • A. Carboni (a1) and R. Celia Magno (a1)
Abstract

We give an explicit one step description of the free (Barr) exact category on a left exact one. As an application we give a new two step construction of the free abelian category on an additive one.

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Copyright
References
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[1]Adelman, M., ‘Abelian categories over additive ones’, J. Pure Appl. Algebra 3 (1973), 103117.
[2]Barr, M., Exact categories and categories of sheaves, pp. 1–120 (Springer Lecture Notes in Math. 236 (1971)).
[3]Magno, R. Celia (Thesis, University of Calabria, Cosenza, Italy (1981)).
[4]Street, R. H., ‘Fibrations in bicategories,’ Cahiers Topologie Géom. Différentielle 21 (1980), 111160.
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Journal of the Australian Mathematical Society
  • ISSN: 1446-7887
  • EISSN: 1446-8107
  • URL: /core/journals/journal-of-the-australian-mathematical-society
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