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A FAST PARALLEL ALGORITHM FOR SELECTED INVERSION OF STRUCTURED SPARSE MATRICES WITH APPLICATION TO 2D ELECTRONIC STRUCTURE CALCULATIONS
selected inversion parallel algorithm electronic structure calculation
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2015/7/14
An efficient parallel algorithm is presented for computing selected components of A−1 where A is a structured symmetric sparse matrix. Calculations of this type are useful for several applicatio...
A MULTI-PARAMETER SPLITTING EXTRAPOLATION AND A PARALLEL ALGORITHM FOR ELLIPTIC EIGENVALUE PROBLEM
Finite element multi-parameter error expansion parallel algorithm splitting extrapolation
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2007/12/12
The finite element solutions of elliptic eigenvalue equations are shown
to have a multi-parameter asymptotic error expansion. Based on this
expansion and a splitting extrapolation technique, a paral...
A FAST PARALLEL ALGORITHM OF BIVARIATE SPLINE SURFACES
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2007/12/11
A fast algorithm for evaluating and displaying bivariate splInes in a three direction is preseNted based on two-level transfomation of the corresponding B-splines. The efficiency has been shown by exp...
A Parallel Algorithm for Adaptive Local Refinement of Tetrahedral Meshes Using Bisection
adaptive refinement bisection tetrahedral mesh parallel algorithm MPI
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2012/8/1
Local mesh refinement is one of the key steps in implementations of adaptive finite element methods.This paper presents a parallel algorithm for distributed memory parallel computers for adaptive loca...