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Related papers: Spacelike Curves of Constant-Ratio in Pseudo-Galil…

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In this paper, we focus on some characterizations for curves in the Galilean and Pseudo-Galilean space.

Differential Geometry · Mathematics 2011-11-03 Alper Osman Öğrenmiş , Münevver Yildirim Yilmaz , Mihriban Külahci

In this paper, we investigate and characterise an arbitrary admissible curve in terms of its curvature functions in the pseudo-Galilean space $G_{1}^{4}$% . We also give some special curves in four-dimensional pseudo-Galilean space and…

Differential Geometry · Mathematics 2025-09-30 Fatma Almaz , Handan Oztekin

Curves in ${\mathbb R}^n$ for which the ratios between two consecutive curvatures are constant are characterized by the fact that their tangent indicatrix is a geodesic in a flat torus. For $n= 3,4$, spherical curves of this kind are also…

Differential Geometry · Mathematics 2007-05-23 J. Monterde

We defined normal and rectifying curves in Pseudo-Galilean Space G_3^1. Also we obtained some characterizations of this curves in G_3^1.

Differential Geometry · Mathematics 2011-12-07 Handan Öztekin , Alper Osman Öğrenmiş

In this paper, first and second type admissible Mannheim partner curves are defined in pseudo-Galilean space $G_3^1$. Moreover, it is proved that the distance between the reciprocal points of both of first and second type admissible…

Differential Geometry · Mathematics 2010-02-03 M. Akyigit , A. Z. Azak , M. Tosun

In this study, we deal with the local structure of curves and surfaces immersed in a pseudo-isotropic space I_{p}^{3} that is a particular Cayley-Klein space. We provide the formulas of curvature, torsion and Frenet trihedron in order for…

Differential Geometry · Mathematics 2018-11-13 Muhittin Evren Aydin

In this article, we study rectifying curves in arbitrary dimensional Euclidean space. A curve is said to be a rectifying curve if, in all points of the curve, the orthogonal complement of its normal vector contains a fixed point. We…

Differential Geometry · Mathematics 2018-06-29 Stijn Cambie , Wendy Goemans , Iris Van den Bussche

Factorable surfaces, i.e. graphs associated with the product of two functions of one variable, constitute a wide class of surfaces. Such surfaces in the pseudo-Galilean space with zero Gaussian and mean curvature were obtained in [1]. In…

Differential Geometry · Mathematics 2017-03-06 Muhittin Evren Aydin , Mihriban Kulahci , Alper Osman Ogrenmis

The current paper is devoted to the study of integral curves of constant type in parabolic homogeneous spaces. We construct a canonical moving frame bundle for such curves and give the criterium when it turns out to be a Cartan connection.…

Differential Geometry · Mathematics 2013-07-02 Boris Doubrov , Igor Zelenko

The properties of the mass-radius curves of relativistic stellar models constructed from an equation of state with a first-order phase transition are examined. It is shown that the slope of the mass-radius curve is continuous unless the…

General Relativity and Quantum Cosmology · Physics 2009-10-31 Lee Lindblom

We consider the curves whose all normal planes are at the same distance from a fixed point and obtain some characterizations of them in the 3-dimensional Euclidean space.

General Mathematics · Mathematics 2016-05-12 Yasemin Alagoz

In this paper, we introduce and analyze $g-$rectifying curves (spacelike and null curves) and $\ g-$normal curves in Lorentzian $n$-space, building upon the established notion of rectifying curves and normal curve, respectively. Our…

Differential Geometry · Mathematics 2026-04-01 Fatma Almaz , Hazel Diken

A hypersurface in a Euclidean space $\mathbb{E}^{n+1}$ is said to be a generalized constant ratio (GCR) hypersurface if the tangential part of its position vector is one of its principle directions. In this work, we move the study of…

Differential Geometry · Mathematics 2018-11-09 Mahmut Ergüt , Alev Kelleci , Nurettin Cenk Turgay

This paper is devoted to the study of AW(k)-type curves according to the equiform differential geometry of the pseudo-Galilean space. We show that equiform Bertrand curves are circular helices or isotropic circles of the pseudo-Galilean…

Differential Geometry · Mathematics 2015-01-30 H. S. Abdel-Aziz , M. Khalifa Saad

We study surfaces with a constant ratio of principal curvatures in Euclidean and simply isotropic geometries and characterize rotational, channel, ruled, helical, and translational surfaces of this kind under some technical restrictions…

Differential Geometry · Mathematics 2025-10-17 Khusrav Yorov , Mikhail Skopenkov , Helmut Pottmann

In this paper we provide under certain geometric and physical assumptions new uniqueness and non-existence results for complete spacelike hypersurfaces of constant mean curvature in spatially open Generalized Robertson-Walker spacetimes.…

Differential Geometry · Mathematics 2021-07-30 José A. S. Pelegrín , Marco Rigoli

We describe the curves of constant (geodesic) curvature and torsion in the three-dimensional round sphere. These curves are the trajectory of a point whose motion is the superposition of two circular motions in orthogonal planes. The global…

Differential Geometry · Mathematics 2018-10-17 Debraj Chakrabarti , Rahul Sahay , Jared Williams

We consider an inverse variational problem for the lines of constant curvature in (pseudo-)Euclidean two-, three-, and four-dimensional spaces. The accumulated results are physically meaningful in the case of relativistic mechanics of…

Classical Analysis and ODEs · Mathematics 2022-02-17 R. Ya. Matsyuk

The traditional study of plane and space algebraic curves by looking at their tangent vectors, curvatures and torsions provides geometric, but unfortunately not sufficient information about individual curves in order to be able to…

Algebraic Geometry · Mathematics 2021-03-04 Hana Melanova

In this paper, we study generalized constant ratio (GCR) hypersurfaces in Euclidean spaces. We mainly focus on the hypersurfaces in $\mathbb E^4$. First, we deal with $\delta(2)$-ideal GCR hypersurfaces. Then, we study on hypersurfaces with…

Differential Geometry · Mathematics 2015-04-30 Nurettin Cenk Turgay
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