Please use this identifier to cite or link to this item:
|Title:||On Σ1-structural differences among finite levels of the Ershov hierarchy|
|Authors:||Yang, Y. |
|Source:||Yang, Y., Yu, L. (2006-12). On Σ1-structural differences among finite levels of the Ershov hierarchy. Journal of Symbolic Logic 71 (4) : 1223-1236. ScholarBank@NUS Repository. https://doi.org/jsl/1164060453|
|Abstract:||We show that the structure ℛ of recursively enumerable degrees is not a Σ1-elementary substructure of script Dn, where script Dn (n > 1) is the structure of n-r.e. degrees in the Ershov hierarchy. © 2006, Association for Symbolic Logic.|
|Source Title:||Journal of Symbolic Logic|
|Appears in Collections:||Staff Publications|
Show full item record
Files in This Item:
There are no files associated with this item.
WEB OF SCIENCETM
checked on Feb 12, 2018
checked on Feb 20, 2018
Items in DSpace are protected by copyright, with all rights reserved, unless otherwise indicated.