Function polymers::physics::single_chain::ufjc::log_squared::thermodynamics::isotensional::asymptotic::legendre::nondimensional_helmholtz_free_energy_per_link

pub fn nondimensional_helmholtz_free_energy_per_link(
    link_length: &f64,
    hinge_mass: &f64,
    nondimensional_link_stiffness: &f64,
    nondimensional_force: &f64,
    temperature: &f64
) -> f64

The nondimensional Helmholtz free energy per link as a function of the applied nondimensional force and temperature, parameterized by the link length, hinge mass, and nondimensional link stiffness.