Results 31 to 40 of about 641 (254)

New characterization of b-m2 developable surfaces

open access: yesActa Scientiarum: Technology, 2015
In this paper, b-m2 developable surfaces of biharmonic b-slant helices in the special three-dimensional Ricci symmetric para-Sasakian manifold P is studied.
Talat Körpınar
doaj   +1 more source

Designing Developable C-Bézier Surface with Shape Parameters

open access: yesMathematics, 2020
Developable surface plays an important role in geometric design, architectural design, and manufacturing of material. Bézier curve and surface are the main tools in the modeling of curve and surface.
Caiyun Li, Chungang Zhu
doaj   +1 more source

Bertrand Offsets of Ruled Surfaces with Blaschke Frame in Euclidean 3-Space

open access: yesAxioms, 2023
Dual representations of the Bertrand offset-surfaces are specified and several new results are gained in terms of their integral invariants. A new description of Bertrand offsets of developable surfaces is given.
Sahar H. Nazra, Rashad A. Abdel-Baky
doaj   +1 more source

Construction of Developable Surfaces with Two Director Curves

open access: yesStructural Mechanics of Engineering Constructions and Buildings
An analysis of a number of published materials regarding four types of developable surfaces with two director (supporting) algebraic curves of the second order lying in parallel or in intersecting planes has been conducted.
Sergey N. Krivoshapko
doaj   +1 more source

Five Types of Ruled Helical Surfaces for Helical Conveyers, Support Anchors and Screws

open access: yesMATEC Web of Conferences, 2017
The paper provides an overview of five types of ruled helical surfaces which can be used for helical conveyers, support anchors and screws. The geometry of helical surfaces has been well studied.
Krivoshapko S. N., Rynkovskaya Marina
doaj   +1 more source

A unified method for constructing developable surface pencils interpolating characteristic curves

open access: yesFrontiers in Physics, 2022
Developable surface is a simple and common surface in surface modeling. Geodesic, line of curvature, asymptotic curve, and D-type curve are important characteristic curves on the surfaces.
Jun Wang, Miaochao Chen, Dongyin Wang
doaj   +1 more source

Normal Developable Surfaces of A Surface Along A Direction Curve [PDF]

open access: yesJournal of the Indonesian Mathematical Society, 2020
We construct a developable surface normal to a surface along a curve on the surface. As differs from the work Hananoi, we choose the curve as the normal direction curve on which the new surface is formed in Euclidean space. We obtain some results about the uniqueness and the singularities of such developable surfaces.
Abdel-Baky, Rashad A.   +1 more
openaire   +2 more sources

Guidelines for Pediatric Radiotherapy Simulation: A Report From the Children's Oncology Group Radiation Oncology Discipline

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric radiation therapy presents unique challenges compared to adult treatments, including those of immobilization, potential need for sedation, and the critical importance of accurate, reproducible positioning. Additionally, heightened attention to imaging doses is necessary to minimize long‐term toxicity in survivors.
Parham Alaei   +17 more
wiley   +1 more source

Incidence and Severity of Carboplatin‐Associated Hearing Loss in Children With Cancer Assessed by the SIOP Boston 2012 Ototoxicity Criteria

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Platinum‐based chemotherapy is known to cause severe and debilitating hearing loss, but unlike cisplatin, the true incidence of carboplatin‐induced hearing loss remains unclear. We evaluated functional hearing outcomes in children receiving carboplatin to determine the incidence and severity of ototoxicity. Procedure We identified a
Aniket Chawla   +6 more
wiley   +1 more source

Developable Ruled Surfaces with Constant Mean Curvature Along a Curve

open access: yesMathematics
In this work, we study developable ruled surfaces with constant mean curvature along a curve. The mean curvature of developable ruled surfaces generated by indicatrix curves is calculated.
İsmet Gölgeleyen   +2 more
doaj   +1 more source

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