def joukowsky(cls, m=-0.1 + 0.1j, numpoints=100):
from paraBEM.airfoil.conformal_mapping import JoukowskyAirfoil
airfoil = JoukowskyAirfoil(m)
profile = [[c.real, c.imag] for c in airfoil.coordinates(numpoints)]
# find the smallest xvalue to reset the nose
x = numpy.array([i[0] for i in profile])
profile = cls(profile, "joukowsky_" + str(m))
profile.normalize(numpy.where(x == min(x))[0][0])
profile.normalize()
profile.numpoints = numpoints
return profile
