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Showing 1 to 3 of 3 for “"reflective subcategory"”.
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Approaches to reflective hulls of subcategories
Reflective subcategories originated as a formal mathematical concept in the 1960's. Perhaps the first abstract definition of reflectivity can be attributed to P. Freyd who, in [Freyd 1960] and [Freyd 1964], gave a definition in terms of reflection arrows. Already in [Isbelll964] the general …
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Topos-like Properties in Two Categories of Graphs and Graph-like Features in an Abstract Category
… of the Category of Conceptual Graphs. The first subcategory is the Category of Simple Loopless Graphs with Strict Morphisms in which the graphs are simple and loopless and the incidence preserving morphisms are restricted to sending edges to edges, and the second subcategory is the Category of …
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Topos-like Properties in Two Categories of Graphs and Graph-like Features in an Abstract Category
… of the Category of Conceptual Graphs. The first subcategory is the Category of Simple Loopless Graphs with Strict Morphisms in which the graphs are simple and loopless and the incidence preserving morphisms are restricted to sending edges to edges, and the second subcategory is the Category of …