Function polymers::physics::single_chain::ufjc::lennard_jones::thermodynamics::isotensional::asymptotic::reduced::legendre::nondimensional_relative_helmholtz_free_energy_per_link

pub fn nondimensional_relative_helmholtz_free_energy_per_link(
    nondimensional_link_stiffness: &f64,
    nondimensional_force: &f64
) -> f64

The nondimensional relative Helmholtz free energy per link as a function of the applied nondimensional force, parameterized by the nondimensional link stiffness.