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Abstract(s)
This paper deals with the problem of the existence of solid hulls for concrete categories. Sufficient conditions are given for the existence of a solid hull of a concrete category. For concrete categories over Set with a small finally dense subcategory, we show that the existence of solid hulls is equivalent to Weak Vopenka's Principle.
Description
Keywords
concrete category finally dense extension MacNeille completion solid hull reflective hull orthogonal closure
Citation
Publisher
Springer