
and "b" to (resp.) "$log(a)$" and "$bonus^3$", then use
<code>dict = c(a="$log(a)$", b3="$bonus^3$")</code>. Alternatively you can feed a character scalar
containing the dictionary in the form <code>"variable 1: definition \n variable 2: definition"</code>. In
that case the function <code><a href="as.dict.html">as.dict</a></code> will be applied to get a proper dictionary. This dictionary
is used in Latex tables or in graphs by the function <code><a href="coefplot.html">coefplot</a></code>. If you want to 