Media type: E-Article Title: Preconditioning the Helmholtz equation with the shifted Laplacian and Faber polynomials Contributor: Ramos, Luis García; Sète, Olivier; Nabben, Reinhard imprint: Osterreichische Akademie der Wissenschaften, 2021 Published in: ETNA - Electronic Transactions on Numerical Analysis Language: English DOI: 10.1553/etna_vol54s534 ISSN: 1068-9613 Keywords: Analysis Origination: Footnote: Access State: Open Access