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Update openmc/mgxs/mgxs.py

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Co-authored-by: Paul Romano <paul.k.romano@gmail.com>
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Miriam (Rathbun) Kreher 2020-08-15 22:31:02 -06:00 • committed by GitHub
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openmc/mgxs/mgxs.py
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@ -6087,10 +6087,12 @@ class MeshSurfaceMGXS(MGXS):
xs_type='macro', order_groups='increasing',
value='mean', squeeze=True, **kwargs):
r"""Returns an array of multi-group cross sections.
This method constructs a 3D NumPy array for the requested
multi-group cross section data for one or more subdomains
(1st dimension), energy groups (2nd dimension), and nuclides
(3rd dimension).
Parameters
----------
groups : Iterable of Integral or 'all'