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JADAMILU: a software code for computing selected eigenvalues of large sparse symmetric matrices

✍ Scribed by Matthias Bollhöfer; Yvan Notay

Book ID
108107467
Publisher
Elsevier Science
Year
2007
Tongue
English
Weight
228 KB
Volume
177
Category
Article
ISSN
0010-4655

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✍ Luca Bergamaschi; Marco Vianello 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 261 KB 👁 2 views

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