Actually, Maya has been on Linux since March '01.
http://www.aliaswavefront.com/en/companyinfo/history/20012002.shtml
2001 - Maya For Linux Ships In March, Alias|Wavefront ships entire suite of Maya® 3D software products to the Red Hat™ Linux® operating system. With this new addition, Linux users will experience the power of the world’s leading effects and animation software. “We’re very excited to be able to run Maya on Linux," said Michael Babcock, Software Engineer, Jim Henson’s Creature Shop.™ "The core of our puppeteering control system technology runs on Linux and we love the stability and flexibility it provides. Now that Maya’s superb character tools are available on Linux, the Henson Digital Performance Studio is a complete, smooth production pipeline that combines powerful and elegant tools to provide the best in character performance animation."