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A NOTE ON NSOP1 IN ONE VARIABLE

Published online by Cambridge University Press:  29 January 2019

NICHOLAS RAMSEY
NICHOLAS RAMSEY*
Affiliation:
DEPARTMENT OF MATHEMATICS UNIVERSITY OF CALIFORNIA, LOS ANGELES LOS ANGELES, CA90095, USAE-mail: nickramsey@math.ucla.edu
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Abstract

We prove that, in order to establish that a theory is NSOP1, it suffices to show that no formula in a single free variable has SOP1.

Keywords

03C45NSOP1one-variable

Information

Type
Articles
Information
The Journal of Symbolic Logic , Volume 84 , Issue 1 , March 2019 , pp. 388 - 392
Copyright
Copyright © The Association for Symbolic Logic 2019 

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References

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