http://tldp.org/LDP/abs/html/randomvar.html#EX21 http://tldp.org/LDP/abs/html/randomvar.html http://tldp.org/LDP/abs/html/randomvar.html#EX21 $RANDOM http://tldp.org/LDP/abs/html/randomvar.html#EX21 RANDOM http://tldp.org/LDP/abs/html/randomvar.html#EX21 http://tldp.org/LDP/abs/html/randomvar.html http://tldp.org/LDP/abs/html/randomvar.html#EX21 http://tldp.org/LDP/abs/html/randomvar.html http://www.tldp.org/LDP/abs/html/ran...tml#RANDOMTEST http://tldp.org/LDP/abs/html/randomvar.html#EX21