//! The per-soft-body FEM system: element state, the assembly of `A = M + h D + h² K`, and the
//! substep's two solves (the implicit elastic predictor, the constraint impulses' propagation).
modsoft_fem_system_assemble;modsoft_fem_system_elements;modsoft_fem_system_prepare;modsoft_fem_system_response;#[cfg(test)]modtests;pub(crate)usesoft_fem_system_elements::SoftFemSystem;