Altin, MustafaKazan, AhmetYoon, Dae Won2026-06-192026-06-1920210393-04401879-1662https://doi.org/10.1016/j.geomphys.2021.104236https://hdl.handle.net/20.500.12899/5866In this paper, firstly we obtain the Gauss map (unit normal vector field) of a 2-ruled hypersurface in Euclidean 4-space with the aid of its general parametric equation. After, we obtain Gaussian and mean curvatures of the 2-ruled hypersurface and give some characterizations about its minimality. Finally, we deal with the first and second Laplace-Beltrami operators of 2-ruled hypersurfaces in E-4 and give some results about them. (C) 2021 Elsevier B.V. All rights reserved.eninfo:eu-repo/semantics/closedAccess2-Ruled HypersurfaceMinimal HypersurfaceLaplace-Beltrami OperatorArticle10.1016/j.geomphys.2021.1042361662-s2.0-85104649122Q1WOS:000658292300009Q1