Turkish Journal of Mathematics
DOI
10.3906/mat-1612-84
Abstract
Under $V=L$ we construct coanalytic topological subgroups of reals, demonstrating that even for definable groups of reals, selection principles may differ.
Keywords
Coanalytic, Menger, Hurewicz, Rothberger, $\gamma$-property, $\sigma$-compact, $V=L$, productively Lindelöf, topological group
First Page
12
Last Page
20
Recommended Citation
TOKGÖZ, SEÇİL
(2018)
"A coanalytic Menger group that is not $\sigma$-compact,"
Turkish Journal of Mathematics: Vol. 42:
No.
1, Article 2.
https://doi.org/10.3906/mat-1612-84
Available at:
https://journals.tubitak.gov.tr/math/vol42/iss1/2