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In the present paper, we give new Frenet formulas for the Bertrand partner curve by taking the advantage of relations between curvatures and a curve itself. Then making use of these formulas we write the differential equations and…

Differential Geometry · Mathematics 2021-03-05 Süleyman Şenyurt , Osman Çakır

In this work, first, we express some characterizations of helices and ccr curves in the Euclidean 4-space. Thereafter, relations among Frenet-Serret invariants of Bertrand curve of a helix are presented. Moreover, in the same space, some…

Differential Geometry · Mathematics 2009-07-31 Melih Turgut , Ahmad T Ali

In this paper, we give the defination of harmonic curvature function some special curves such as helix, slant curves, Mannheim curves and Bertrand curves. Then, we recall the characterizations of helices [8], slant curves (see [19]) and…

Differential Geometry · Mathematics 2016-08-14 O. Zeki Okuyucu , İsmail Gök , Yusuf Yaylı , Nejat Ekmekci

In this paper, we define a new special curve in Euclidean 3-space which we call {\it $k-$slant helix} and introduce some characterizations for this curve. This notation is generalization of a general helix and slant helix. Furthermore, we…

Differential Geometry · Mathematics 2009-09-15 Ahmad T Ali

The Frenet frame is generally known an orthonormal vector frame for curves. But, it does not always meet the needs of curve characterizations. In this study, with the help of associated curves of any spatial curve we obtained a new…

Differential Geometry · Mathematics 2014-06-03 Cagla Ramis , Beyhan Uzunoglu , Yusuf Yayli

Special curves and their characterizations are one of the main area of mathematicians and physicians. As a special curve we will mainly focus on Mannheim curve which has the following relation: k1={\beta}(k1^2+k2^) where k1 and k2 are…

Differential Geometry · Mathematics 2011-11-03 Mehmet Bektaş , Mahmut Ergüt , Alper Osman Öğrenmiş

The paper is devoted to differential geometric invariants determining a Frenet curve in up to a direct similarity These invariants can be presented by the Euclidean curvatures in terms of an arc lengths of the spherical indicatrices. Then,…

Differential Geometry · Mathematics 2017-11-30 Fatma Gökçelik , Seher Kaya , Yusuf Yayli , F. Nejat Ekmekci

In this paper, we define some new associated curves as integral curves of a vector field generated by Frenet vectors of tangent indicatrix of a curve in Euclidean 3-space. We give some relationships between curvatures of these curves. By…

Differential Geometry · Mathematics 2019-10-16 Burak Sahiner

In classical curve theory, the geometry of a curve in three dimensions is essentially characterized by their invariants, curvature and torsion. When they are given, the problem of finding a corresponding curve is known as 'solving natural…

Differential Geometry · Mathematics 2014-10-14 Toni Menninger

In this study, we introduce a new approach to curve pairs by using integral curves. We consider the direction curve and donor curve to study curve couples such as involute-evolute curves, Mannheim partner curves and Bertrand partner curves.…

Differential Geometry · Mathematics 2017-01-18 Mehmet Önder

The aim of this article is to characterize pairs of curves within multiplicative (non-Newtonian) spaces. Specifically, we investigate how famous curve pairs such as Bertrand partner curves, Mannheim partner curves, which are prominent in…

General Mathematics · Mathematics 2024-03-19 Aykut Has , Beyhan Yılmaz

In this work, we study plane and spherical curves in Euclidean and Lorentz-Minkowski 3-spaces by employing rotation minimizing (RM) frames. By conveniently writing the curvature and torsion for a curve on a sphere, we show how to find the…

Differential Geometry · Mathematics 2022-09-22 Luiz C. B. da Silva

In this work, we studied the properties of the spherical indicatrices of a Bertrand curve and its mate curve and presented some characteristic properties in the cases that Bertrand curve and its mate curve are slant helices, spherical…

Differential Geometry · Mathematics 2016-05-10 Yılmaz Tunçer , Serpil Unal , M. Kemal Karacan

This paper describes the foundations of a differential geometry of a quaternionic curves. The Frenet-Serret equations and the evolutes and evolvents of a particular quaternionic curve are accordingly determined. This new formulation takes…

Differential Geometry · Mathematics 2021-08-20 Sergio Giardino

A Bertrand (respectively, Mannheim) curve is a space curve whose principal normal line is the same as the principal normal (respectively, bi-normal) line of another curve. By definition, another curve is a parallel curve with respect to the…

Differential Geometry · Mathematics 2024-06-25 Nozomi Nakatsuyama , Masatomo Takahashi

In classical curve theory, the geometry of a curve in three dimensions is essentially characterized by their invariants, curvature and torsion. When they are given, the problem of finding a corresponding curve is known as 'solving natural…

Differential Geometry · Mathematics 2014-11-07 Toni Menninger

The presented paper is devoted to study the curvature and torsion of slant Frenet curves in 3-dimensional normal almost paracontact metric manifolds. Moreover, in this class of manifolds, properties of non- Frenet slant curves (with null…

Differential Geometry · Mathematics 2012-12-27 Joanna Wełyczko

This study introduces a new type of general helix called associated helix which is associated to a special surface curve. The basic idea is to determinate the parametric form of an associated helix by means of Darboux frame and surface…

General Mathematics · Mathematics 2022-01-25 Mehmet Önder

In this work, we give some new characterizations for inclined curves and slant helices in n-dimensional Euclidean space E^{n}. Morever, we consider the pre-characterizations about inclined curves and slant helices and reconfigure them.

Differential Geometry · Mathematics 2016-06-13 Ali Şenol , Evren Ziplar , Yusuf Yayli , İsmail Gök

In this study, non-null Frenet-Mannheim curves and non-null Weakened Mannheim curves are investigated in Minkowski 3-space. Some characterizations for this curves are obtained.

Differential Geometry · Mathematics 2016-05-10 Yılmaz Tunçer , Murat Kemal Karacan
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