Abstract
Structures of products, coproducts, subobjects, extremal subobjects, quotient objects and extremal quotient objects in CL (the category of closed-set lattices) and CLPair (the category of closed-set lattice pairs) are given.
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Li, Sg., Li, Hy. Some Properties of Categories CL and CLPair. Appl Categor Struct 17, 103–117 (2009). https://doi.org/10.1007/s10485-007-9121-4
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DOI: https://doi.org/10.1007/s10485-007-9121-4