Publisher： Cambridge University Press
E-ISSN： 1943-5886|21|3|261-264
ISSN： 0022-4812
Source： The Journal of Symbolic Logic, Vol.21, Iss.3, 1956-09, pp. : 261-264
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract
Related content
The Journal of Symbolic Logic, Vol. 32, Iss. 1, 1967-06 ,pp. :
Access to resources
Recommend
Bulletin of the Australian Mathematical Society, Vol. 93, Iss. 2, 2016-04 ,pp. :