Volume 20 (2005)


Title page
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i-vii Table of contents and abstracts
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1-26 Drahoslava Janovská and Gerhard Opfer
Fast Givens transformation for quaternion valued matrices applied to Hessenberg reductions
Abstract and links - Postscript document [633 KBytes] - PDF document [513 KBytes]

27-49 Henri Schurz
Stability of numerical methods for ordinary stochastic differential equations along Lyapunov-type and other functions with variable step sizes
Abstract and links - Postscript document [425 KBytes] - PDF document [358 KBytes]

50-63 Daniel Kressner
On the use of larger bulges in the QR algorithm
Abstract and links - Postscript document [454 KBytes] - PDF document [383 KBytes]

64-74 M. A. Navascues
Fractal trigonometric approximation
Abstract and links - Postscript document [229 KBytes] - PDF document [205 KBytes]

75-85 Na Li and Yousef Saad
Crout versions of ILU factorization with pivoting for sparse symmetric matrices
Abstract and links - Postscript document [172 KBytes] - PDF document [212 KBytes]

86-103 Igor Boglaev
Uniform convergence of monotone iterative methods for semilinear singularly perturbed problems of elliptic and parabolic types
Abstract and links - Postscript document [302 KBytes] - PDF document [257 KBytes]

104-118 Kendall Atkinson and Alvise Sommariva
Quadrature over the sphere
Abstract and links - Postscript document [208 KBytes] - PDF document [215 KBytes]

119-138 K. Jbilou, H. Sadok, and A. Tinzefte
Oblique projection methods for linear systems with multiple right-hand sides
Abstract and links - Postscript document [280 KBytes] - PDF document [276 KBytes]

139-153 Johnathan M. Bardsley
A nonnegatively constrained trust region algorithm for the restoration of images with an unknown blur
Abstract and links - Postscript document [3551 KBytes] - PDF document [1057 KBytes]

154-163 Shipeng Mao and Shaochun Chen
Convergence analysis of the rotated Q1 element on anisotropic rectangular meshes
Abstract and links - Postscript document [221 KBytes] - PDF document [208 KBytes]

164-179 Xuemin Tu
A BDDC algorithm for a mixed formulation of flow in porous media
Abstract and links - Postscript document [255 KBytes] - PDF document [236 KBytes]

180-197 Jörg Liesen and Petr Tichý
On the worst-case convergence of MR and CG for symmetric positive definite tridiagonal Toeplitz matrices
Abstract and links - Postscript document [316 KBytes] - PDF document [341 KBytes]

198-211 P. G. Novario
Recursive computation of certain integrals of elliptic type
Abstract and links - Postscript document [166 KBytes] - PDF document [174 KBytes]

212-234 James V. Lambers
Krylov subspace spectral methods for variable-coefficient initial-boundary value problems
Abstract and links - Postscript document [353 KBytes] - PDF document [373 KBytes]

235-252 Michiel E. Hochstenbach
Generalizations of harmonic and refined Rayleigh-Ritz
Abstract and links - Postscript document [580 KBytes] - PDF document [396 KBytes]

253-275 Glenn Appleby and Dennis C. Smolarski
A linear acceleration row action method for projecting onto subspaces
Abstract and links - Postscript document [508 KBytes] - PDF document [538 KBytes]