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    SIAMSC
    2008
    142views more  SIAMSC 2008»
    Multitarget Error Estimation and Adaptivity in Aerodynamic Flow Simulations
    13 years 9 months ago
    Multitarget Error Estimation and Adaptivity in Aerodynamic Flow Simulations
    Download  elib.dlr.de
    Important quantities in aerodynamic flow simulations are the aerodynamic force coefficients including the pressure induced and the viscous stress induced drag, lift and moment coef...
    Ralf Hartmann
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    SIAMSC
    2008
    168views more  SIAMSC 2008»
    Accurate Floating-Point Summation Part II: Sign, K-Fold Faithful and Rounding to Nearest
    13 years 9 months ago
    Accurate Floating-Point Summation Part II: Sign, K-Fold Faithful and Rounding to Nearest
    Download  www.ti3.tu-harburg.de
    In this Part II of this paper we first refine the analysis of error-free vector transformations presented in Part I. Based on that we present an algorithm for calculating the round...
    Siegfried M. Rump, Takeshi Ogita, Shin'ichi Oishi
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    SIAMSC
    2008
    179views more  SIAMSC 2008»
    Multigrid Algorithms for Inverse Problems with Linear Parabolic PDE Constraints
    13 years 9 months ago
    Multigrid Algorithms for Inverse Problems with Linear Parabolic PDE Constraints
    Download  www.seas.upenn.edu
    Abstract. We present a multigrid algorithm for the solution of distributed parameter inverse problems constrained by variable-coefficient linear parabolic partial differential equa...
    Santi S. Adavani, George Biros
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    SIAMSC
    2008
    129views more  SIAMSC 2008»
    Bottom-Up Construction and 2: 1 Balance Refinement of Linear Octrees in Parallel
    13 years 9 months ago
    Bottom-Up Construction and 2: 1 Balance Refinement of Linear Octrees in Parallel
    Download  www.seas.upenn.edu
    Abstract. In this article, we propose new parallel algorithms for the construction and 2:1 balance refinement of large linear octrees on distributed memory machines. Such octrees a...
    Hari Sundar, Rahul S. Sampath, George Biros
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    SIAMSC
    2008
    206views more  SIAMSC 2008»
    The Compact Discontinuous Galerkin (CDG) Method for Elliptic Problems
    13 years 9 months ago
    The Compact Discontinuous Galerkin (CDG) Method for Elliptic Problems
    Download  raphael.mit.edu
    We present a compact discontinuous Galerkin (CDG) method for an elliptic model problem. The problem is first cast as a system of first order equations by introducing the gradient o...
    Jaime Peraire, Per-Olof Persson
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