Method fugacity

src/AbstractState.cpp:939–942

    return calc_fugacity_coefficients();
}
double AbstractState::fugacity(std::size_t i) {
    // TODO: Cache the fug. coeff for each component
    return calc_fugacity(i);
}
double AbstractState::chemical_potential(std::size_t i) {
    // TODO: Cache the chemical potential for each component
    return calc_chemical_potential(i);