def mll(i_l1, i_l2, na_wl, i_lmax):
w = wigner()
na_mll_tmp = 0.0
# Summation -- reasonable loop here
for i_l3 in range(i_lmax):
if (abs(i_l1-i_l2) <= i_l3 and
i_l3 <= abs(i_l1+i_l2) and
(i_l1+i_l2+i_l3)%2 == 0):
na_mll_tmp += ((2.0*i_l2+1.0)/(4.0*np.pi)*(2.0*i_l3+1.0)*na_wl[i_l3]
*w.w3j(i_l1,i_l2,i_l3)**2.0)
return na_mll_tmp
def mll(i_l1, i_l2, na_wl, i_lmax):
o_w = wigner()
f_mll_entry = 0.0
for i_l3 in range(i_lmax):
if (abs(i_l1-i_l2) <= i_l3
and i_l3 <= abs(i_l1+i_l2)
and (i_l1+i_l2+i_l3)%2 == 0):
f_mll_entry += ((2.0*i_l2+1.0)/(4.0*np.pi)*(2.0*i_l3+1.0)
*na_wl[i_l3]*o_w.w3j(i_l1,i_l2,i_l3)**2.0)
return f_mll_entry
