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Browsing by Author Vassalos, P.

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Showing results 1 to 10 of 10
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Asymptotic behavior of the condition number of two-level Toeplitz matrix sequencesNoutsos, D.; Capizzano, S. S.; Vassalos, P.24-Nov-2015-
Band plus algebra preconditioners for two-level Toeplitz systemsNoutsos, D.; Vassalos, P.24-Nov-2015-
Block band Toeplitz preconditioners derived from generating function approximations: analysis and applicationsNoutsos, D.; Capizzano, S. S.; Vassalos, P.24-Nov-2015-
The conditioning of FD matrix sequences coming from semi-elliptic differential equationsNoutsos, D.; Capizzano, S. S.; Vassalos, P.24-Nov-2015-
Matrix algebra preconditioners for multilevel Toeplitz systems do not insure optimal convergence rateNoutsos, D.; Capizzano, S. S.; Vassalos, P.24-Nov-2015-
New band Toeplitz preconditioners for ill-conditioned symmetric positive definite Toeplitz systemsNoutsos, D.; Vassalos, P.24-Nov-2015-
A preconditioning proposal for ill-conditioned Hermitian two-level Toeplitz systemsNoutsos, D.; Capizzano, S. S.; Vassalos, P.24-Nov-2015-
Spectral equivalence and matrix algebra preconditioners for multilevel Toeplitz systems: a negative result.Noutsos, D.; Serra Capizzano, S.; Vassalos, P.24-Nov-2015-
Superlinear convergence for PCG using band plus algebra preconditioners for Toeplitz systemsNoutsos, D.; Vassalos, P.24-Nov-2015-
Two-level Toeplitz preconditioning: Approximation results for matrices and functionsNoutsos, D.; Capizzano, S. S.; Vassalos, P.24-Nov-2015-
Showing results 1 to 10 of 10