On the sectional curvature of time-like surface in Lorentzian
Mahmut ERGÜT, Mehmet BEKTAŞ, Alper Osman ÖĞRENMİŞ
On the compact submanifolds in a sphere
Mahmut ERGÜT, Mehmet BEKTAŞ, Münevver YILDIRIM
On the focal curvatures of non-lightlike curves in Minkowski (m+1)-space
Ortoşema ve çevrel küresinin yarıçapı
Atakan Tuğkan YAKUT, Baki KARLIĞA
On minimal space-like hypersurfaces
Mahmut ERGÜT, Mehmet BEKTAŞ, Handan BALGETİR
On some characterizations for time-like curves in Lorentzian space
Mahmut ERGÜT, Mehmet BEKTAŞ, Alper Osman ÖĞRENMİŞ
Cayley sayıları ve cisim yapıları
Murat Kemal KARACAN, H. Hilmi HACISALİHOĞLU, Yusuf YAYLI
Properties of the generalized null scrolls in n-dimnsional Lorentzian space $R_1^n$
Left invariant metrics on SU(2) and SO(3)