Update src/nmreval/distributions/loggaussian.py

fix typo; closes #119

src/nmreval/distributions/loggaussian.py

@@ -69,7 +69,7 @@ class LogGaussian(Distribution):
             ret_val = _integration_parallel(_omega, _tau, sigma, _integrate_process_imag)
 
         ret_val /= _omega[:, None]
-        ret_val[_omega == 0, :] = tau[None, :] * np.exp(sigma**2 / 2)
+        ret_val[_omega == 0, :] = _tau[None, :] * np.exp(sigma**2 / 2)
 
         return ret_val.squeeze()