ineSet()</tt> and <tt>set()</tt>.

<p>While named sets merely group objects logically, methods <tt>loadSnapshot</tt> and
<tt>saveSnapshot</tt> allow to make copies of the values, errors and 'constant' status of
sets of variable objects that live in the workspace.

<p>A newly added tutorial macro <tt>rf510_namedsets.C</tt> illustrates the functionality of both
of these features.<br><br>

<li><b>Improved printing of contents</b> -- Many operator p.d.f. and function components now show
a more intuitive natural