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| <title>Example 1</title> |
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| <? prevnext "<h1>Example 1</h1>" ?> |
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| <PRE> |
| <B><FONT COLOR="#A020F0">proc</FONT></B> <B><FONT COLOR="#0000FF">fac</FONT></B> {<FONT COLOR="#B8860B">x</FONT>} { |
| <B><FONT COLOR="#A020F0">if</FONT></B> { $<FONT COLOR="#B8860B">x</FONT> <= 1 } { <B><FONT COLOR="#A020F0">return</FONT></B> 1 } |
| <B><FONT COLOR="#A020F0">expr</FONT></B> { $<FONT COLOR="#B8860B">x</FONT> * [fac [<B><FONT COLOR="#A020F0">expr</FONT></B> $<FONT COLOR="#B8860B">x</FONT> - 1]] } |
| } |
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