 Manipulating A Synonym, Changeable Command Arguments -->
<a name="Nesting" ></a>
<h4>10.11.5.4: Nesting</h4>


One newcommand may call another, letting a deeply-nested newcommand
alter values of synonyms and variables that may otherwise be hidden
behind `<font color="#82140F"><code>new</code></font>' items of the same name.  This is done by using the
`<font color="#82140F"><code>&amp;</code></font>' notation at each step.  The following provides an example of
passing a variable through two levels of newcom