Multiscale Incomplete Cholesky Preconditioner

Implementation of J. Chen et al.'s '' Multiscale Cholesky Preconditioning for Ill-conditioned Problems '', ACM SIGGRAPH 2021. Under GPL v3 license; contact mathieu.desbrun@inria.fr for info. Project by Jiong Chen, Florian Schaefer, Mathieu Desbrun.