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  • ...ed concepts like categories with subobjects and related ideas, we follow {{harv|Nambooripad|1994}}. We begin by reviewing briefly the definition of categor Recall {{harv|Krishnan|2000}} that a choice of subobject in a category $\cc $ is sub-preo
    83 KB (14,543 words) - 00:32, 9 April 2014