Changeset eda8b30 in sasmodels for sasmodels/models/ellipsoid.py

Timestamp:

Oct 28, 2017 6:42:15 AM (7 years ago)

Author:

richardh

Branches:

master, core_shell_microgels, magnetic_model, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests

Children:

5f8b72b

Parents:

da5536f

Message:

further changes to model docs for orientation calcs

File:

• sasmodels/models/ellipsoid.py (modified) (1 diff)

sasmodels/models/ellipsoid.py

@@ -53 +53 @@
     r = R_e \left[ 1 + u^2\left(R_p^2/R_e^2 - 1\right)\right]^{1/2}
 
-To provide easy access to the orientation of the ellipsoid, we define
-the rotation axis of the ellipsoid using two angles $\theta$ and $\phi$.
-These angles are defined in the
+For 2d data from oriented ellipsoids the direction of the rotation axis of 
+the ellipsoid is defined using two angles $\theta$ and $\phi$ as for the 
 :ref:`cylinder orientation figure <cylinder-angle-definition>`.
 For the ellipsoid, $\theta$ is the angle between the rotational axis
 and the $z$ -axis in the $xz$ plane followed by a rotation by $\phi$
-in the $xy$ plane.
+in the $xy$ plane, for further details of the calculation and angular 
+dispersions see :ref:`orientation` .
 
 NB: The 2nd virial coefficient of the solid ellipsoid is calculated based