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Sums in the category of frames. (English) Zbl 0341.54001


MSC:

54A05 Topological spaces and generalizations (closure spaces, etc.)
54D10 Lower separation axioms (\(T_0\)–\(T_3\), etc.)
54D20 Noncompact covering properties (paracompact, Lindelöf, etc.)
54D30 Compactness
54D15 Higher separation axioms (completely regular, normal, perfectly or collectionwise normal, etc.)
06B23 Complete lattices, completions
54B35 Spectra in general topology
54D35 Extensions of spaces (compactifications, supercompactifications, completions, etc.)
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