...

These instructions were lasted tested on ?? on January ??, 2013. Undoubtedly, they will become outdated, so use them with caution after the course ends.

...

Ensure that you have

...

64 bit OS X

According to this website, all Macs on OS X 10.5 or greater have a 64 bit operating system and a 64 bit processor, so if your Mac is from 2007 or later then you will probably be fine. If your Mac is from before 2007, you would need an earlier version of Cplex than the one that we require. Instructions to checking which version of OS X you have are given in the first link.TODO

...