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NA
2011
296views Computer Vision» more  NA 2011»
8 years 2 months ago
Rational approximation to the Fermi-Dirac function with applications in density functional theory
We are interested in computing the Fermi-Dirac matrix function in which the matrix argument is the Hamiltonian matrix arising from Density Function Theory (DFT) applications. More...
Roger B. Sidje, Yousef Saad
NA
2011
373views Computer Vision» more  NA 2011»
8 years 2 months ago
On preconditioned MHSS iteration methods for complex symmetric linear systems
We propose a preconditioned variant of the modiļ¬ed HSS (MHSS) iteration method for solving a class of complex symmetric systems of linear equations. Under suitable conditions, w...
Zhong-Zhi Bai, Michele Benzi, Fang Chen
NA
2011
301views Computer Vision» more  NA 2011»
8 years 2 months ago
Automatic grid control in adaptive BVP solvers
Grid adaptation in two-point boundary value problems is usually based on mapping a uniform auxiliary grid to the desired nonuniform grid. Here we combine this approach with a new ...
Gernot Pulverer, Gustaf Söderlind, Ewa Weinm&...
NA
2011
285views Computer Vision» more  NA 2011»
8 years 2 months ago
Padua2DM: fast interpolation and cubature at the Padua points in Matlab/Octave
Marco Caliari, Stefano De Marchi, Alvise Sommariva...
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