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Abstract
We analyze the geometry of the Ext-quiver of a coalgebra C in order to study the behavior of simple and injective C-comodules under the action of the functors associated to a localizing subcategory of the category of C-comodules.
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ACKNOWLEDGMENTS
Research supported by Spanish MEC grant BES-2002-2403, DGES BMF2001-2823, and FQM-266 (Junta de Andalucía Research Group).
Notes
Communicated by H.-J. Schneider.