Stoll, Martin Computational Methods in Systems and Control Theory, Max Planck Institute for Dynamics of Complex Technical Systems, Max Planck Society;
626540_edoc.pdf (Publisher version), 2MB
Pearson, J. W., Stoll, M., & Wathen, A. J. (2012). Regularization-Robust Preconditioners for Time-Dependent PDE-Constrained Optimization Problems. SIAM Journal on Matrix Analysis and Applications, 33(4), 1126-1152. doi:10.1137/110847949.