Stabilized finite element methods for the generalized Oseen problem
The numerical solution of the non-stationary, incompressible Navier–Stokes model can be
split into linearized auxiliary problems of Oseen type. We present in a unique way different …
split into linearized auxiliary problems of Oseen type. We present in a unique way different …
[HTML][HTML] Stabilized finite element schemes with LBB-stable elements for incompressible flows
T Gelhard, G Lube, MA Olshanskii… - Journal of computational …, 2005 - Elsevier
We study stabilized FE approximations of SUPG type to the incompressible Navier–Stokes
problem. Revisiting the analysis for the linearized model, we show that for conforming LBB …
problem. Revisiting the analysis for the linearized model, we show that for conforming LBB …
Analysis of preconditioners for saddle-point problems
D Loghin, AJ Wathen - SIAM Journal on Scientific Computing, 2004 - SIAM
Mixed finite element formulations give rise to large, sparse, block linear systems of
equations, the solution of which is often sought via a preconditioned iterative technique. In …
equations, the solution of which is often sought via a preconditioned iterative technique. In …
Preconditioners for saddle point problems arising in computational fluid dynamics
HC Elman - Applied Numerical Mathematics, 2002 - Elsevier
Discretization and linearization of the incompressible Navier–Stokes equations leads to
linear algebraic systems in which the coefficient matrix has the form of a saddle point …
linear algebraic systems in which the coefficient matrix has the form of a saddle point …
A parallel block multi-level preconditioner for the 3D incompressible Navier–Stokes equations
The development of robust and efficient algorithms for both steady-state simulations and
fully implicit time integration of the Navier–Stokes equations is an active research topic. To …
fully implicit time integration of the Navier–Stokes equations is an active research topic. To …
Preconditioning techniques for Newton's method for the incompressible Navier–Stokes equations
Newton's method for the incompressible Navier—Stokes equations gives rise to large
sparse non-symmetric indefinite matrices with a so-called saddle-point structure for which …
sparse non-symmetric indefinite matrices with a so-called saddle-point structure for which …
Preconditioning strategies for models of incompressible flow
HC Elman - Journal of Scientific Computing, 2005 - Springer
We describe some new preconditioning strategies for handling the algebraic systems of
equations that arise from discretization of the incompressible Navier–Stokes equations. We …
equations that arise from discretization of the incompressible Navier–Stokes equations. We …
Schur complement preconditioners for the Navier–Stokes equations
D Loghin, AJ Wathen - … journal for numerical methods in fluids, 2002 - Wiley Online Library
Mixed finite element formulations of fluid flow problems lead to large systems of equations of
saddle‐point type for which iterative solution methods are mandatory for reasons of …
saddle‐point type for which iterative solution methods are mandatory for reasons of …
Towards efficient numerical computation of flows of non-Newtonian fluids
J Blechta - 2019 - dspace.cuni.cz
In the first part of this thesis we are concerned with the constitutive the-ory for incompressible
fluids characterized by a continuous monotone rela-tion between the velocity gradient and …
fluids characterized by a continuous monotone rela-tion between the velocity gradient and …
Schur complement preconditioning for elliptic systems of partial differential equations
D Loghin, AJ Wathen - Numerical linear algebra with …, 2003 - Wiley Online Library
One successful approach in the design of solution methods for saddle‐point problems
requires the efficient solution of the associated Schur complement problem. In the case of …
requires the efficient solution of the associated Schur complement problem. In the case of …