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Computation of the Exponential of Large Sparse Skew-Symmetric Matrices

✍ Scribed by Del Buono, N.; Lopez, L.; Peluso, R.


Book ID
118192474
Publisher
Society for Industrial and Applied Mathematics
Year
2005
Tongue
English
Weight
213 KB
Volume
27
Category
Article
ISSN
1064-8275

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Efficient computation of the exponential
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In this paper we compare Krylov subspace methods with Chebyshev series expansion for approximating the matrix exponential operator on large, sparse, symmetric matrices. Experimental results upon negative-definite matrices with very large size, arising from (2D and 3D) FE and FD spatial discretizatio