Hi all,<br><br>I tried to use "not equal to" some sets in decision table but seem to have problems.<br>Does anyone happen to know what I did wrong in the following code?<br><br>meow:CatType( p:category -> ( p !="$1" && p !="$2" && p!="$3" ) )<br><br>Thanks very much!<br><br>Wen.<br><p> 
<hr size=1><a href="http://us.rd.yahoo.com/evt=49935/*http://games.yahoo.com">Bored stiff?</a> Loosen up...<br><a href="http://us.rd.yahoo.com/evt=49935/*http://games.yahoo.com">Download and play hundreds of games for free</a> on Yahoo! Games.