Coproducts and the additivity of the Szymczak index
Kinga Stolot
Annales Polonici Mathematici, Tome 85 (2005), p. 211-226 / Harvested from The Polish Digital Mathematics Library
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We prove that the index defined by Szymczak in [9] has an additivity property. Moreover we give an abstract theorem for extending coproducts from an initial category to the Szymczak category, which provides a setting for the proof of additivity.

Publié le : 2005-01-01
EUDML-ID : urn:eudml:doc:280262 
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     year = {2005},
     pages = {211-226},
     zbl = {1134.37317},
     language = {en},
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Kinga Stolot. Coproducts and the additivity of the Szymczak index. Annales Polonici Mathematici, Tome 85 (2005) pp. 211-226. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-ap85-3-2/