OnĀ Universal Pairs in the Ershov Hierarchy
Crossref DOI link: https://doi.org/10.1134/S0037446621010031
Published Online: 2021-01-29
Published Print: 2021-01
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Bazhenov, N. A.
Mustafa, M.
Ospichev, S. S.
Text and Data Mining valid from 2021-01-01
Version of Record valid from 2021-01-01
Article History
Received: 7 May 2020
Revised: 18 September 2020
Accepted: 9 October 2020
First Online: 29 January 2021