Basket

0501181 - ÚI 2020 RIV CZ eng K - Conference Paper (Czech conference)
Gergelits, Tomáš - Mardal, K.-A. - Nielsen, B. F. - Strakoš, Z.
Laplacian preconditioning of elliptic PDEs: Localization of the eigenvalues of the discretized operator.
SNA '19 - Seminar on numerical analysis. Ostrava: Institute of Geonics of the CAS, 2019 - (Blaheta, R.; Starý, J.; Sysalová, D.), s. 51-53. ISBN 978-80-86407-73-9.
[SNA´19 - Seminar on numerical analysis. Ostrava (CZ), 21.01.2019-25.01.2019]
Grant - others:GA ČR(CZ) GC17-04150J
Institutional support: RVO:67985807
Keywords : second order elliptic PDEs * preconditioning by the inverse Laplacian * eigenvalues of the discretized preconditioned problem * nodal values of the coefficient function * Hall’s theorem * convergence of the conjugate gradient method
OECD category: Pure mathematics
Permanent Link: http://hdl.handle.net/11104/0293164