J. Yang, "Iteration methods for stability spectra ...", J. Comp. Phys. 227, 6862 (2008).

    Fig. 1: OOM method for the unstable eigenvalue in Eq. (2.20).

     the code

    Fig. 3(c): OOM and MSOM methods for the unstable eigenvalue in Eq. (4.7).

     the OOM code
     the MSOM code