Update wfs.py

sfs/mono/wfs.py

@@ -192,12 +192,9 @@ def point_25d(omega, x0, n0, xs, xref=[0, 0, 0], c=None, omalias=None):
     Notes
     -----
     `point_25d()` derives 2.5D WFS from the 3D
-    Neumann-Rayleigh integral (i.e. the TU Delft approach), cf. e.g.
-    Eq. (3.10), (3.11) in :cite:`Start1997`.
-    Also cf. Eq. (2.137) in :cite:`Schultz2016`.
-
-    The theoretical link of `point_25d()` and `point_25d_legacy()` was
-    introduced as *unified WFS framework* in :cite:`Firtha2017`.
+    Neumann-Rayleigh integral (i.e. the TU Delft approach).
+    The eq. (3.10), (3.11) in :cite:`Start1997`, equivalent to
+    Eq. (2.137) in :cite:`Schultz2016`
 
     .. math::
 
@@ -207,6 +204,10 @@ def point_25d(omega, x0, n0, xs, xref=[0, 0, 0], c=None, omalias=None):
             \scalarprod{\frac{\x_0-\x_\text{s}}{|\x_0-\x_\text{s}|}}{\n_0}
             \frac{\e{-\i\wc |\x_0-\x_\text{s}|}}{4\pi\,|\x_0-\x_\text{s}|}
 
+    is implemented.
+    The theoretical link of `point_25d()` and `point_25d_legacy()` was
+    introduced as *unified WFS framework* in :cite:`Firtha2017`.
+
     Examples
     --------
     .. plot::
@@ -282,10 +283,7 @@ def point_25d_legacy(omega, x0, n0, xs, xref=[0, 0, 0], c=None, omalias=None):
     -----
     `point_25d_legacy()` derives 2.5D WFS from the 2D
     Neumann-Rayleigh integral (i.e. the approach by Rabenstein & Spors), cf.
-    :cite:`Spors2008`. Also cf. Eq. (2.145)-(2.147) :cite:`Schultz2016`.
-
-    The theoretical link of `point_25d()` and `point_25d_legacy()` was
-    introduced as *unified WFS framework* in :cite:`Firtha2017`.
+    :cite:`Spors2008`.
 
     .. math::
 
@@ -294,6 +292,10 @@ def point_25d_legacy(omega, x0, n0, xs, xref=[0, 0, 0], c=None, omalias=None):
             {|\x_0-\x_\text{s}|^\frac{3}{2}}
             \e{-\i\wc |\x_0-\x_\text{s}|}
 
+    The theoretical link of `point_25d()` and `point_25d_legacy()` was
+    introduced as *unified WFS framework* in :cite:`Firtha2017`.
+    Also cf. Eq. (2.145)-(2.147) :cite:`Schultz2016`.
+
     Examples
     --------
     .. plot::