The Set of Closed Classes Pk+1 that Can be Homomorphically Mapped on Pk Has the Cardinality of Continuum
Crossref DOI link: https://doi.org/10.3103/S0027132220010088
Published Online: 2020-07-14
Published Print: 2020-01
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Devyatkin, L. Yu.
Text and Data Mining valid from 2020-01-01
Version of Record valid from 2020-01-01
Article History
Received: 20 February 2019
Revised: 17 September 2019
Accepted: 15 November 2019
First Online: 14 July 2020