Error estimates for Krylov subspace approximations of matrix exponentials
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The paper develops a better upper estimate of the error for the Krylov subspace approximations to the exponential of a large matrix than that given by Gallopoulos and Saad (1992). This approach is based on Chebyshev series approximation.
Journal of Computational and Applied Mathematics
author list (cited authors)
Stewart, D. E., & Leyk, T. S
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