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<PRE>
public <A HREF="../../../../com/icl/saxon/pattern/Pattern.html" title="class in com.icl.saxon.pattern">Pattern</A> <B>simplify</B>()
                 throws <A HREF="../../../../com/icl/saxon/expr/XPathException.html" title="class in com.icl.saxon.expr">XPathException</A></PRE>
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<DD>Simplify the pattern: perform any context-independent optimisations
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<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../com/icl/saxon/pattern/Pattern.html#simplify()">simplify</A></CODE> in class