fn_dot

legwork.utils.fn_dot(m_c, f_orb, e, n)[source]

Rate of change of nth frequency of a binary

Parameters
m_cfloat/array

Chirp mass

f_orbfloat/array

Orbital frequency

efloat/array

Eccentricity

nint

Harmonic of interest

Returns
fn_dotfloat/array

Rate of change of nth frequency