The MGRIT algorithm [1] enables a scalable and non-intrusive parallel-in-time approach by applying multigrid reduction to the time dimension. See XBraid for more information and a place to download the XBraid software.

  1. S. Friedhoff, R. D. Falgout, T. V. Kolev, S. P. MacLachlan, and J. B. Schroder, “A Multigrid-in-Time Algorithm for Solving Evolution Equations in Parallel,” in Presented at: Sixteenth Copper Mountain Conference on Multigrid Methods, Copper Mountain, CO, United States, Mar 17 - Mar 22, 2013, 2013 [Online]. Available at: