Blopex
The code computes the exact eigenpairs of (1-3)D negative Laplacian on a rectangular finite-difference grid for combinations of Dirichlet, Neumann, and Periodic boundary conditions using explicit formulas fromhttp://en.wikipedia.org/wiki/Eigenvalues_a...cond_derivativeThe code can also compute...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (50): Laplacian in 1D, 2D, or 3D Download |
[blockVectorX,lambda]=lobpcg(blockVectorX,operatorA)outputs the array of algebraic smallest eigenvalues lambda andcorresponding matrix of orthonormalized eigenvectors blockVectorX of the Hermitian (full or sparse) operator operatorA using input matrix blockVectorX as an initial guess, without...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (39): lobpcg.m Download |
MATLAB sparse matrix converter to HypreMATLAB vector converter to HypreHypre sparse matrix converter to MATLABHypre vector converter to MATLABThe Parallel High Performance Preconditioners (hypre) is a library of routines for scalable (parallel) solution of linear systems. The built-in BLOPEX...
Platforms: Matlab
License: Shareware | Cost: $0.00 USD | Size: 10 KB | Download (43): matlab2hypre and hypre2matlab Download |