$Π^1_2$ singletons and $O^#$
Open Access
- 1 January 1977
- journal article
- Published by Institute of Mathematics, Polish Academy of Sciences in Fundamenta Mathematicae
- Vol. 95 (3) , 167-171
- https://doi.org/10.4064/fm-95-3-167-171
Abstract
No abstract availableThis publication has 0 references indexed in Scilit: