Chen, R. S.; Ping, X. W.; Yung, Edward K. N.; Chan, C. H.; Nie, Zaiping; Hu, Jun Application of diagonally perturbed incomplete factorization preconditioned conjugate gradient algorithms for edge finite-element analysis of Helmholtz equations. (English) Zbl 1369.78652 IEEE Trans. Antennas Propag. 54, No. 5, 1604-1608 (2006). Editorial remark: No review copy delivered. MSC: 78M10 Finite element, Galerkin and related methods applied to problems in optics and electromagnetic theory 65N22 Numerical solution of discretized equations for boundary value problems involving PDEs 35J05 Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation PDF BibTeX XML Cite \textit{R. S. Chen} et al., IEEE Trans. Antennas Propag. 54, No. 5, 1604--1608 (2006; Zbl 1369.78652) Full Text: DOI