This code generates very non-random numbers, even when the seed value is reinitialized. Take a look at the first number in each run ! Is this right ? -- JFØ #!/usr/local/bin/python2.1 # Python Virtual clock import RandomArray print "Seed", RandomArray.get_seed() for i in range(1000000,10000000,1000000): print "Clock at time:" , i/1000000, ":", RandomArray.normal(10,2) [root@blekkulf /root]# ./t2.py Seed (101743, 1951) Clock at time: 1 : 7.98493051529 Clock at time: 2 : 10.8439420462 Clock at time: 3 : 7.59234881401 Clock at time: 4 : 7.32021093369 Clock at time: 5 : 10.9444898367 Clock at time: 6 : 10.1128772199 Clock at time: 7 : 13.1178274155 Clock at time: 8 : 11.779414773 Clock at time: 9 : 10.7529922128 [root@blekkulf /root]# ./t2.py Seed (101743, 1953) Clock at time: 1 : 7.98525762558 Clock at time: 2 : 9.38142818213 Clock at time: 3 : 7.11979293823 Clock at time: 4 : 10.867649436 Clock at time: 5 : 9.62882992625 Clock at time: 6 : 12.1940765381 Clock at time: 7 : 6.84895467758 Clock at time: 8 : 8.13472533226 Clock at time: 9 : 8.15638375282 [root@blekkulf /root]# ./t2.py Seed (101743, 1959) Clock at time: 1 : 7.98623776436 Clock at time: 2 : 14.5040078163 Clock at time: 3 : 11.3408681154 Clock at time: 4 : 6.32757425308 Clock at time: 5 : 8.94617521763 Clock at time: 6 : 12.1802353859 Clock at time: 7 : 12.0685124397 Clock at time: 8 : 10.5330892205 Clock at time: 9 : 10.9744755626