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98 451 (0,145s)

Result

On perturbations of solutions to the Navier-Stokes equations with large initial data and their dynamics

We prove a theorem on stability of a strong solution of the Navier-Stokes equations with respect to perturbation of the initial velocity in the norm of A^{1/4} (where A is the Stokes operator) and also with respect...

BA - Obecná matematika

  • 2009
  • Jx
Result

Stability of rotating, charged fluids: Generalization of the Høiland conditions in Newtonian nonconductive case

We study the conditions for stability of electrically charged, nonconductive perfect fluid tori with respect to linear perturbations. To this end, we employ Lagrangian perturbation formalism, and we assume a system...

Astronomy (including astrophysics,space science)

  • 2024
  • Jimp
  • Link
Result

Non-convex dissipation potentials in multiscale non-equilibrium thermodynamics

. CR-stability of the constitutive relation with respect to perturbations derivative of a dissipation potential) brings additional information on stability, metastability and instability of the dynamics with re...

Physical sciences

  • 2018
  • Jimp
  • Link
Result

Limit cycle stability of two degree of freedom system under deterministic and random perturbation

and multiplicative perturbation is then constructed and transformed into FP equation with respect to special toroidal coordinate system around the LC. Perturbation of PDF stability and unstable LCs should be disti...

JM - Inženýrské stavitelství

  • 2014
  • D
  • Link
Result

Dynamic stabilization of filamentation instability

The paper presents a study on dynamic stabilization of filamentation in the paper demonstrate that the filamentation instability is successfully stabilized by the dynamic stabilization mechanism, in which the electron beam ...

Fluids and plasma physics (including surface physics)

  • 2018
  • Jimp
  • Link
Result

Dynamic stabilization of plasma instability

The paper presents a review of dynamic stabilization mechanisms for plasma instabilities. One of the dynamic stabilization mechanisms for plasma instability on a perturbation phase control. In general, instabilities emerge ...

Fluids and plasma physics (including surface physics)

  • 2019
  • Jimp
  • Link
Result

Decentralized stabilization of networked complex composite systems with nonlinear perturbations

The paper deals with an approach to decentralized stabilization with sampled-data delayed feedback for a class of networked continuous-time complex systems....

BC - Teorie a systémy řízení

  • 2009
  • D
Result

Robustness of one-dimensional viscous fluid motion under multidimensional perturbations

We adapt the relative energy functional associated to the compressible Navier-Stokes system to show stability of solutions emanating from 1-D initial data with respect to multidimensional N = 2, 3 perturbations. Besides the...

BA - Obecná matematika

  • 2015
  • Jx
  • Link
Result

Estimates of perturbation of nonlinear indirect interval regulator system of neutral type

By employing the direct Lyapunov method with original Lyapunov-Krasovsky functional one has proved the sufficient stability conditions absolute in nonlinearity and time-delay, and interval with respect to parameters. The estimates o...

BA - Obecná matematika

  • 2011
  • Jx
Result

Stability and Decay to Zero of the L2-norms of Perturbations to a Viscous Compressible Heat Conductive Fluid Motion Exterior to a Ball

We consider perturbations to the rest state of heat conductive compressible fluid in a three-dimensional exterior domain.

BA - Obecná matematika

  • 2001
  • Jx
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