Results 1 to 10 of about 8,180 (214)

Singular Minimal Surfaces which are Minimal

open access: yesUniversal Journal of Mathematics and Applications, 2021
In the present paper, we discuss the singular minimal surfaces in Euclidean $3-$space $\mathbb{R}^{3}$ which are minimal. Such a surface is nothing but a plane, a trivial outcome.
Ayla Erdur Kara   +2 more
doaj   +5 more sources

Design and Analysis of the Membrane Structure [PDF]

open access: yesTransactions of the VŠB-Technical University of Ostrava, Mechanical Series, 2013
The article deals with problems in designing and analyzing the membrane structure of a stadium roof. Attention is especially given to problems relating to the optimal design of the shape of the membrane (form finding) and the supporting cable system with
Ivan NĚMEC, Rostislav LANG
doaj   +1 more source

A Carleman inequality on product manifolds and applications to rigidity problems

open access: yesAdvanced Nonlinear Studies, 2023
In this article, we prove a Carleman inequality on a product manifold M×RM\times {\mathbb{R}}. As applications, we prove that (1) a periodic harmonic function on R2{{\mathbb{R}}}^{2} that decays faster than all exponential rate in one direction must be ...
Sun Ao
doaj   +1 more source

Wetting and minimal surfaces [PDF]

open access: yesPhysical Review E, 2007
22 ...
Bachas, Constantin   +2 more
openaire   +6 more sources

Generalized Helicoidal Surfaces in Euclidean 5-space

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2021
In this paper, we study generalized helicoidal surfaces in Euclidean 5-space. We obtain the necessary and sufficient conditions for generalized helicoidal surfaces in Euclidean 5-space to be minimal, flat or of zero normal curvature tensor, which are ...
Uçum Ali, Sakaki Makoto
doaj   +1 more source

Special Curves in Engineering. Surfaces Generated by the Logarithmic Spiral

open access: yesModelling in Civil Environmental Engineering, 2022
The logarithmic spiral is one of the most known curves with applications in engineering. We consider product of the logarithmic spiral with a real line and tensor product of two logarithmic spirals and investigate their minimality or flatness.
Broscăţeanu Ștefan Cezar
doaj   +1 more source

Aircraft Wing Design for Extended Hybrid Laminar Flow Control

open access: yesAerospace, 2023
Laminar flow offers significant potential for increasing the energy-efficiency of future transport aircraft. The German Cluster of Excellence SE2A is developing a new approach for hybrid laminar flow control.
Lennart Lobitz   +7 more
doaj   +1 more source

Minimal quadrangulations of surfaces

open access: yesJournal of Combinatorial Theory, Series B, 2022
25 pages, 20 ...
Wenzhong Liu   +2 more
openaire   +2 more sources

Noncommutative Minimal Surfaces [PDF]

open access: yesLetters in Mathematical Physics, 2016
We define noncommutative minimal surfaces in the Weyl algebra, and give a method to construct them by generalizing the well-known Weierstrass-representation.
Arnlind, Joakim   +2 more
openaire   +3 more sources

Review of the State-of-the-Art Uses of Minimal Surfaces in Heat Transfer

open access: yesEnergies, 2022
The design of heat exchangers may change dramatically through the use of additive manufacturing (AM). Additive manufacturing, colloquially known as 3D printing, enables the production of monolithic metal bodies, devoid of contact resistance.
Krzysztof Dutkowski   +2 more
doaj   +1 more source

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