Portable Mathematica 7 | 580 Mb

If you're doing anything technical, thinkMathematica--not just for computation, but for modeling, simulation,visualization, development, documentation, and deployment. Why Mathematica?Because this one integrated system delivers unprecedented workflow, coherence,reliability, and innovation. Rather than different toolkits for different jobs,Mathematica has been built ground-up for more than 20 years to deliver onevision: the ultimate technical application and environment.
The portable app does not require installation. Make as many copies as youneed. Carry it in a flash drive and use on any computer, even withoutadministrator access. No change of any setting on the host computer. No moreconflicts with other applications. No more 'hijacking' of file types. Alldependencies are included.