On the fundamental forms of the B-scroll with null directrix and cartan frame in minkowskian 3-space

Abstract

In this work we will study on Minkowskian 3-space, with null directrix and Cartan frame:In this paper, we investigate the first fundamental form, the second fundamental form of B-scroll with Cartan framed null directrix in the Minkowskian 3-space. The third fundamental form of Bscroll with Cartan framed null directrix are examined in Minkowskian 3-space. Also we have that the ruled surface B-scroll is minimal surface under the condition-k1-uk2 + u2k32 = 0. © 2015 Şeyda Ki{dotless}li{dotless}çoğlu, H.Hilmi Haci{dotless}salihoğlu and Süleyman Şenyurt.