69 citations · 128 across the 20 of their papers we have counts for
Showing 2014Show all
2 papers · 1 filter
math.NA2014
On the constrained mock-Chebyshev least-squares
Stefano De Marchi, Francesco Dell'Accio, Mariarosa Mazza
The algebraic polynomial interpolation on uniformly distributed nodes is affected by the Runge phenomenon, also when the function to be interpolated is analytic. Among all techniqu…
math.NA2014
Spectral behavior of preconditioned non-Hermitian multilevel block Toeplitz matrices with matrix-valued symbol
Marco Donatelli, Carlo Garoni, Mariarosa Mazza +2
This note is devoted to preconditioning strategies for non-Hermitian multilevel block Toeplitz linear systems associated with a multivariate Lebesgue integrable matrix-valued symbo…