Seth-Hill

struct SethHill <: ConstitutiveModels.AbstractHyperelasticModel{4, 0}

helmholtz_free_energy(
    _::SethHill,
    props,
    Δt,
    ∇u,
    θ,
    Z_old,
    Z_new
) -> Any

initialize_props(_::SethHill, inputs::Dict{String}) -> Any