comparing to analytic integral

TurTLE/test/test_Gaussian_field.py

@@ -110,12 +110,12 @@ def plot_stuff(simname, total_energy = 1.):
     print('----------- k2-premultiplied spectrum -----------')
     k2func = lambda k, k_c=k_cutoff, s=slope : k**(2+s)*np.exp(-k/k_c)
     k2sum_analytic = quad(k2func, 0, k_cutoff*20)[0]
-    print('Analytically: {}'.format(coeff*k2sum_analytic))
+    print('Analytically: {}'.format(k2sum_analytic))
     k2spec_trace = (
             df['statistics/spectra/k*velocity_k*velocity'][..., 0, 0]
             + df['statistics/spectra/k*velocity_k*velocity'][..., 1, 1]
             + df['statistics/spectra/k*velocity_k*velocity'][..., 2, 2])
-    print('Energy sum: {}'.format(np.sum(k2spec_trace*df['kspace/dk'][()])/2.))
+    print('Energy sum: {}'.format(np.sum(k2spec_trace*df['kspace/dk'][()])/2./coeff))
 
     df.close()
     return None