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    JSCIC
    2008
    66views more  JSCIC 2008»
    Substructuring Preconditioners for Mortar Discretization of a Degenerate Evolution Problem
    13 years 11 months ago
    Substructuring Preconditioners for Mortar Discretization of a Degenerate Evolution Problem
    Download  www.dm.unibo.it
    In this paper we present new efficient variants of structured preconditioners for algebraic linear systems arising from the mortar discretization of a degenerate parabolic system o...
    Micol Pennacchio, Valeria Simoncini
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    JSCIC
    2008
    59views more  JSCIC 2008»
    Computing Derivatives of Noisy Signals Using Orthogonal Functions Expansions
    13 years 11 months ago
    Computing Derivatives of Noisy Signals Using Orthogonal Functions Expansions
    Download  www.tau.ac.il
    In many applications noisy signals are measured. These signals has to be filtered and, sometimes, their derivative have to be computed. In this paper a method for filtering the si...
    Adi Ditkowski, Abhinav Bhandari, Brian W. Sheldon
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    JSCIC
    2008
    43views more  JSCIC 2008»
    Numerical Schemes of Diffusion Asymptotics and Moment Closures for Kinetic Equations
    13 years 11 months ago
    Numerical Schemes of Diffusion Asymptotics and Moment Closures for Kinetic Equations
    Download  math.nju.edu.cn
    We investigate different models that are intended to describe the small mean free path regime of a kinetic equation, a particular attention being paid to the moment closure by entr...
    José A. Carrillo, Thierry Goudon, P. Lafitt...
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    JSCIC
    2008
    32views more  JSCIC 2008»
    A Numerical Study of Diagonally Split Runge-Kutta Methods for PDEs with Discontinuities
    13 years 11 months ago
    A Numerical Study of Diagonally Split Runge-Kutta Methods for PDEs with Discontinuities
    Download  www.cfm.brown.edu
    Colin B. Macdonald, Sigal Gottlieb, Steven J. Ruut...
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    JSCIC
    2008
    62views more  JSCIC 2008»
    Robustness of a Spline Element Method with Constraints
    13 years 11 months ago
    Robustness of a Spline Element Method with Constraints
    Download  www.math.niu.edu
    The spline element method with constraints is a discretization method where the unknowns are expanded as polynomials on each element and Lagrange multipliers are used to enforce th...
    Gerard Awanou
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    JSCIC
    2008
    134views more  JSCIC 2008»
    Discontinuous Hamiltonian Finite Element Method for Linear Hyperbolic Systems
    13 years 11 months ago
    Discontinuous Hamiltonian Finite Element Method for Linear Hyperbolic Systems
    Download  eprints.eemcs.utwente.nl
    Abstract We develop a Hamiltonian discontinuous finite element discretization of a generalized Hamiltonian system for linear hyperbolic systems, which include the rotating shallow ...
    Yan Xu, Jaap J. W. van der Vegt, Onno Bokhove
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    JSCIC
    2008
    101views more  JSCIC 2008»
    An Improved Sharp Interface Method for Viscoelastic and Viscous Two-Phase Flows
    13 years 11 months ago
    An Improved Sharp Interface Method for Viscoelastic and Viscous Two-Phase Flows
    Download  www.math.fsu.edu
    We introduce a robust method for computing viscous and viscoelastic two-phase bubble and drop motions. Our method utilizes a coupled level-set and volume-of-fluid technique for upd...
    P. A. Stewart, N. Lay, Mark Sussman, Mitsuhiro Oht...
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    JSCIC
    2008
    67views more  JSCIC 2008»
    Superposition of Multi-Valued Solutions in High Frequency Wave Dynamics
    13 years 11 months ago
    Superposition of Multi-Valued Solutions in High Frequency Wave Dynamics
    Download  www.math.ucsd.edu
    The weakly coupled WKB system captures high frequency wave dynamics in many applications. For such a system a level set method framework has been recently developed to compute mult...
    Hailiang Liu, Zhongming Wang
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    JSCIC
    2008
    70views more  JSCIC 2008»
    Extracting Grain Boundaries and Macroscopic Deformations from Images on Atomic Scale
    13 years 11 months ago
    Extracting Grain Boundaries and Macroscopic Deformations from Images on Atomic Scale
    Download  numod.ins.uni-bonn.de
    Nowadays image acquisition in materials science allows the resolution of grains at atomic scale. Grains are material regions with different lattice orientation which are frequently...
    Benjamin Berkels, Andreas Rätz, Martin Rumpf,...
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    JSCIC
    2008
    64views more  JSCIC 2008»
    An Unconditionally Stable MacCormack Method
    13 years 11 months ago
    An Unconditionally Stable MacCormack Method
    Download  www.gvu.gatech.edu
    Andrew Selle, Ronald Fedkiw, ByungMoon Kim, Yingji...
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