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How to smooth out noise of a mesh eigenvector?

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How to use ARPACK's inverse shift mode

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Problem with the tolerence tol in gmres In my MATLAB code of fast multipole method for the potential problem in 2D

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Projecting the initial state on a Discontinuous Galerkin basis

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different iterative solvers to $AX=B$

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Any leads on how the choice of shape functions influence finite element stability?

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Estimating the spectral radius when applying the method of lines

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How to properly use ARPACK's dsaupd and dseupd?

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Preconditioner Implementation with matrix-free methods (sparse iterative solvers)

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GMRES Matlab 'tol' parameter

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Solving a generalised eigenvalue problem with non-square matrices

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548 views

Overflows and underflows in Python

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Guidelines for finding a preconditioner for a matrix that is "near" singular

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Computing Tangential Derivative using the Dirichlet value

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