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Difference between revisions of "Elementary equivalence"

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====References====
 
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* Hodges, Wilfrid. "Model theory" Encyclopaedia of Mathematics and Its Applications '''42'''. Cambridge University Press (2008) ISBN 978-0-521-06636-5 {{ZBL|1139.03021}}
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* Hodges, Wilfrid. "Model theory" Encyclopaedia of Mathematics and Its Applications '''42'''. Cambridge University Press (2008) {{ISBN|978-0-521-06636-5}} {{ZBL|1139.03021}}

Latest revision as of 12:00, 23 November 2023

2020 Mathematics Subject Classification: Primary: 03C07 [MSN][ZBL]

The relationship between models for a first-order language $L$ for which the sentences of $L$ have the same truth values in the models. Such models are said to be "elementarily equivalent" or "first-order equivalent".

See:

References

  • Hodges, Wilfrid. "Model theory" Encyclopaedia of Mathematics and Its Applications 42. Cambridge University Press (2008) ISBN 978-0-521-06636-5 Zbl 1139.03021
How to Cite This Entry:
Elementary equivalence. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Elementary_equivalence&oldid=54592