Hacettepe Journal of Mathematics and Statistics
83-94
prime number, squarefree composite number, Korselt number, Korselt set, Korselt base, Carmichael number
$\beta$-Menger and $\beta$-Hurewicz spaces
Hacettepe Journal of Mathematics and Statistics
Bi-slant $\xi^{\perp}$-Riemannian submersions
Hacettepe Journal of Mathematics and Statistics
Hacettepe Journal of Mathematics and Statistics
Hacettepe Journal of Mathematics and Statistics
Hacettepe Journal of Mathematics and Statistics
Zeynep KAYAR, Billur KAYMAKÇALAN
Hacettepe Journal of Mathematics and Statistics
Regular $\Gamma$-irresolvable spaces
Hacettepe Journal of Mathematics and Statistics
Perfect fluid spacetimes, Gray's decomposition and $f(\mathcal{R}, {T})$-gravity