/usr/share/doc/cadabra/reserved/pow.tex is in cadabra 1.46-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 | \cdbreserved{pow}{}
Denotes a generic exponent of one object raised to the power of
another object. The parser translates the infix ``\verb|**|''
to \verb|\pow|.
The default properties of \verb|\prod| are
\begin{verbatim}
\pow{#}::DependsInherit.
\end{verbatim}
~
|