crp/OpenMC
1
0
Fork 0
mirror of https://github.com/openmc-dev/openmc.git synced 2026-07-27 21:55:41 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions 5

Fix three minor typos in multi-group scattering in methods/physics

Browse source
This commit is contained in:
johnnyliu27 2017-05-18 21:26:46 -04:00
parent d17942de68
commit 6173c39750
1 changed files with 3 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

6
docs/source/methods/physics.rst
View file

@ -229,10 +229,10 @@ incoming energy group is to select a random number (:math:`\xi`) between 0 and
produced from the outgoing group (`g'`) data for the given incoming group (`g`):
.. math::
CDF = \sum_{g'=0}^{h}\Sigma_{s,g \rightarrow g'}
CDF = \sum_{g'=1}^{h}\Sigma_{s,g \rightarrow g'}
If the scattering data is represented as a Legendre expansion, then the
value of :math:`\Sigma_{s,g \rightarrow g'}` above is the 0th order forthe
value of :math:`\Sigma_{s,g \rightarrow g'}` above is the 0th order for the
given group transfer. If the data is provided as tabular or histogram data, then
:math:`\Sigma_{s,g \rightarrow g'}` is the sum of all bins of data for a given
`g` and `g'` pair.
@ -255,7 +255,7 @@ the value of :math:`\mu` is selected in a similar fashion to that described for
the selection of the outgoing energy (since the energy group representation is
simply a histogram representation) except the CDF is composed of the angular
bins and not the energy groups. However, since we are interested in a specific
value of :math:`\mu` instead of a group, then an angle selected from a uniform
value of :math:`\mu` instead of a group, then an angle is selected from a uniform
distribution within from the chosen angular bin.
The final step in the scattering treatment is to adjust the weight of the