Robuta

https://mail-archive.com/guix-commits@gnu.org/msg327144.html
gnufenicsfixtests
https://github.com/hyoungsuksuh/micropolar_phasefield
FEniCS implementation: a phase field model for cohesive fracture in micropolar continua - hyoungsuksuh/micropolar_phasefield
phase field modelgithubfenicsimplementation