8#include <ipc/collisions/normal/normal_collisions.hpp>
20 const Eigen::VectorXd &periodic_mesh_representation,
21 const ipc::NormalCollisions &contact_set,
22 const Eigen::VectorXd &solution,
23 const Eigen::VectorXd &adjoint_sol,
24 Eigen::VectorXd &term);
Storage for additional data required by differntial code.
main class that contains the polyfem solver and all its state