From f68c42f56b508e41f2d75908e2b6aa4cc7ad675a Mon Sep 17 00:00:00 2001
From: Alain Hebert <alainhebert@Alains-MacBook-Pro.local>
Date: Tue, 18 Nov 2025 10:53:46 +0100
Subject: #15: Implement new option FISS in module OUT: of Trivac

---
 doc/IGE369/Section1.tex | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'doc/IGE369/Section1.tex')

diff --git a/doc/IGE369/Section1.tex b/doc/IGE369/Section1.tex
index e41143c..cc0c406 100644
--- a/doc/IGE369/Section1.tex
+++ b/doc/IGE369/Section1.tex
@@ -1585,7 +1585,7 @@ equal to the dominance ratio of the iterative matrix.
 The {\tt OUT:} module is used to compute the reaction rates and to store them in an extended {\sc macrolib} (type {\tt L\_MACROLIB}) corresponding to a solution (type {\tt L\_FLUX}) of the matrix system. The calling specifications are:
 
 \begin{DataStructure}{Structure \dstr{OUT:}}
-\dusa{MACRO2} \moc{:=} \moc{OUT:} \dusa{FLUX} \dusa{TRACK} \dusa{MACRO} \dusa{GEOM} \moc{::} \dstr{out\_data}
+\dusa{MACRO2} \moc{:=} \moc{OUT:} $[$ \dusa{MACRO2} $]$ \dusa{FLUX} \dusa{TRACK} \dusa{MACRO} \dusa{GEOM} \moc{::} \dstr{out\_data}
 \end{DataStructure}
 
 \noindent where
@@ -1613,7 +1613,7 @@ The {\tt OUT:} module is used to compute the reaction rates and to store them in
 $[$ \moc{EDIT} \dusa{iprint} $]$ \\
 $[$ \moc{MODE} \dusa{imode} $]$ \\
 $[~\{$ \moc{DIRE} $|$ \moc{PROD} $\}~]$ \\
-$[~\{$ \moc{POWR} \dusa{power} $|$ \moc{SOUR} \dusa{snumb} $\}~]$ \\
+$[~\{$ \moc{POWR} \dusa{power} $|$ \moc{FISS} \dusa{number} $|$ \moc{SOUR} \dusa{snumb} $\}~]$ \\
 $[$ \moc{COND} $[~\{$ \moc{NONE} $|$ (\dusa{icond}(i), i=1,ngcond) $\}~]~]$ \\
 $[$ \moc{INTG} $\{$ \moc{NONE} $|$ \moc{IN} $|$ \moc{MIX} $|$ (\dusa{ihom}(i), i=1,nreg) $\}~]$ \\
 ;
@@ -1639,6 +1639,11 @@ $[$ \moc{INTG} $\{$ \moc{NONE} $|$ \moc{IN} $|$ \moc{MIX} $|$ (\dusa{ihom}(i), i
 
 \item[\dusa{power}] value of the power in MW used to normalize the flux. By default, the flux is not normalized.
 
+\item[\moc{FISS}] keyword used to set \dusa{number}.
+
+\item[\dusa{number}] number of secondary neutrons produced by fission. This value may be set to 1.0 to obtain the
+legacy power method normalization. By default, the flux is not normalized.
+
 \item[\moc{SOUR}] keyword used to set \dusa{snumb}.
 
 \item[\dusa{snumb}] number of source particles used to normalize the flux. By default, the flux is not normalized.
-- 
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