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Existential Morphisms and Existentially Closed Models of Logical Categories

โœ Scribed by Ioana Petrescu


Publisher
John Wiley and Sons
Year
1981
Tongue
English
Weight
523 KB
Volume
27
Category
Article
ISSN
0044-3050

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Existentially Incomplete Tame Models and
โœ Thomas G. McLaughlin ๐Ÿ“‚ Article ๐Ÿ“… 1999 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 1000 KB

## This enables us to answer in the negative a question about closure with respect to recursive fibers of certain special semirings r of isols termed tame models by Barback. Erik Ellentuck had conjuctured that all such semirings enjoy the closure property in quaestion. Our result is that while man