Results 11 to 20 of about 193,480 (301)

Rigidity results for thermostats

open access: yes
A thermostat is a dynamical system modelling the motion of a particle on a surface under the influence of a force that is always orthogonal to its velocity. Since this force is allowed to depend on the particle's velocity, the system can be dissipative.
openaire   +3 more sources

Experimental Evaluation of Rigidity Center

open access: yesApplied Sciences, 2023
It is known that when a reinforced concrete building exposed to a horizontal load is subjected to torsional moments around its center of rigidity, additional shear stresses occur in the vertical load-carrying elements, such as the columns and shear walls.
Fuat Korkut, Enes Aksoy, Barış Erdil
doaj   +1 more source

Influence of abutment and connection type on implant-abutment connection rigidity: an in vitro study [PDF]

open access: yesRevista Portuguesa de Estomatologia, Medicina Dentária e Cirurgia Maxilofacial, 2022
Objectives: To evaluate the effects of the abutment material and the connection type on the implant-abutment connection rigidity. Methods: The study evaluated eighteen implants with three different types of connections: external-hexagon, tri-channel ...
Teresa Almeida Mendes   +5 more
doaj   +1 more source

Rigidity results in diffusion Markov triples [PDF]

open access: yesJournal of Functional Analysis, 2019
We consider stable solutions of semilinear equations in a very general setting. The equation is set on a Polish topological space endowed with a measure and the linear operator is induced by a carré du champs (equivalently, the equation is set in a diffusion Markov triple).
Andrea Pinamonti   +2 more
openaire   +3 more sources

Combinatorial Resultants in the Algebraic Rigidity Matroid

open access: yesCoRR, 2021
Motivated by a rigidity-theoretic perspective on the Localization Problem in 2D, we develop an algorithm for computing circuit polynomials in the algebraic rigidity matroid associated to the Cayley-Menger ideal for $n$ points in 2D. We introduce combinatorial resultants, a new operation on graphs that captures properties of the Sylvester resultant of ...
Malić, Goran, Streinu, Ileana
openaire   +4 more sources

Growth rate-dependent flexural rigidity of microtubules influences pattern formation in collective motion

open access: yesJournal of Nanobiotechnology, 2021
Background Microtubules (MTs) are highly dynamic tubular cytoskeleton filaments that are essential for cellular morphology and intracellular transport.
Hang Zhou   +3 more
doaj   +1 more source

Rigidity results in general relativity: A review [PDF]

open access: yesSurveys in Differential Geometry, 2015
In this survey we review the progress made in the last ten years in understanding the Black Hole Rigidity problem in the setting of smooth spacetimes. We review both local and global results and discuss the main mathematical ideas behind them.
Ionescu, Alexandru, Klainerman, Sergiu
openaire   +2 more sources

Algorithm for an Effective Ratio of the Transverse Bending Rigidity Based on the Segment Joint Bending Stiffness

open access: yesApplied Sciences, 2022
An algorithm for calculating the effective ratio of the transverse bending rigidity is established based on the segment longitudinal joint bending stiffness.
Dawei Huang   +5 more
doaj   +1 more source

A Rigidity Result for Overdetermined Elliptic Problems in the Plane [PDF]

open access: yesCommunications on Pure and Applied Mathematics, 2017
Let be a (locally) Lipschitz function and a domain whose boundary is unbounded and connected. If there exists a positive bounded solution to the overdetermined elliptic problem urn:x-wiley:00103640:media:cpa21696:cpa21696-math-0004 we prove that Ω is a half‐plane. In particular, we obtain a partial answer to a question raised by H. Berestycki, L.
Ros, Antonio   +2 more
openaire   +2 more sources

A rigidity result for non-local semilinear equations [PDF]

open access: yesProceedings of the Royal Society of Edinburgh: Section A Mathematics, 2017
We consider a possibly anisotropic integrodifferential semilinear equation, driven by a non-decreasing nonlinearity. We prove that if the solution grows less than the order of the operator at infinity, then it must be affine (possibly constant).
Farina, Alberto, Valdinoci, Enrico
openaire   +3 more sources

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