Minimal first-order structures |
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Authors: | Predrag Tanovi? |
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Institution: | Matemati?ki Institut SANU, Beograd, Serbia |
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Abstract: | We prove a dichotomy theorem for minimal structures and use it to prove that the number of non-isomorphic countable elementary extensions of an arbitrary countable, infinite first-order structure is infinite. |
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Keywords: | 03C45 03C64 |
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