Results 21 to 30 of about 7,166,002 (313)

Conics on a Maschke Surface [PDF]

open access: yesProceedings of the Edinburgh Mathematical Society, 1946
The six quaternary quartic formswere first obtained by Maschke; it has recently been explained that the quartic surfaces obtained by equating these forms to zero are important constituents of Klein's famous configuration derived from six linear complexes that are mutually in involution.
openaire   +2 more sources

Structural and Acoustic Responses of a Submerged Stiffened Conical Shell

open access: yesShock and Vibration, 2014
This paper studies the vibrational behavior and far-field sound radiation of a submerged stiffened conical shell at low frequencies. The solution for the dynamic response of the conical shell is presented in the form of a power series. A smeared approach
Meixia Chen   +3 more
doaj   +1 more source

Behaviour of axisymmetric thick plates resting against conical surface

open access: yesИнженерно-строительный журнал, 2019
The present article is dedicated to analytical and numerical investigation of behavior of end elements of high-pressure casings for nuclear reactors. Nuclear energy generated inside the high-pressure casings will become an actual power-related choice of ...
Phan Van Phuc   +2 more
doaj   +1 more source

800 conics on a smooth quartic surface

open access: yesJournal of Pure and Applied Algebra, 2022
The paper reflects the considerable development (explicit equations by X. Roulleau and B.
openaire   +6 more sources

Modeling of formation regularities of conical surfaces

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2021
The scheme of processing conical surfaces by grinding them to a flat tool is considered and a technical solution for the implementation of such processing is proposed. Using the created device allows implementing the group method of forming conical parts
A. S. Kozeruk   +5 more
doaj   +1 more source

Hypersurfaces with Generalized 1-Type Gauss Maps

open access: yesMathematics, 2018
In this paper, we study submanifolds in a Euclidean space with a generalized 1-type Gauss map. The Gauss map, G, of a submanifold in the n-dimensional Euclidean space, En, is said to be of generalized 1-type if, for the Laplace operator, Δ, on the ...
Dae Won Yoon   +3 more
doaj   +1 more source

Existence and non existence results for the singular Nirenberg problem [PDF]

open access: yes, 2016
In this paper we study the problem, posed by Troyanov (Trans AMS 324: 793–821, 1991), of prescribing the Gaussian curvature under a conformal change of the metric on surfaces with conical singularities.
DE MARCHIS, Francesca   +1 more
core   +1 more source

A comparative assessment of innovative hemispherical solar distillers with cylindrical and conical fins: an experimental approach

open access: yesEnergy Sources, Part A: Recovery, Utilization, and Environmental Effects, 2023
The present study aims to reach the best design of the fins installed on the basin absorber surface that achieves the highest performance of the hemispherical solar distillers.
M. Attia   +4 more
semanticscholar   +1 more source

Mesh efficiency analysis of conical involute gears

open access: yesNihon Kikai Gakkai ronbunshu, 2014
The conical involute gears have been applied to automotive parts such as FR-4WD transfer. To apply for automobile, high capacity, higher quietness and efficiency are required.
Kunihiko MORIKAWA   +4 more
doaj   +1 more source

Orthogonal Optimization Research on Various Nozzles of High-Speed Centrifugal Spinning

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
High-speed centrifugal spinning is a burgeoning method of fabricating nanofibers by use of the centrifugal force field. This article studied four different spinning nozzles, which were called stepped nozzle, conical-straight nozzle, conical nozzle, and ...
Zhiming Zhang   +6 more
doaj   +1 more source

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