Small change as a test
Revert "Small change as a test"

This reverts commit ce0970fa58a6aa0675ccb350197a7eef3475d611.
Revert "Revert "Small change as a test""

This reverts commit f918d86c6dfac8c10e49cff01c2600672b0fe1c4.
Add backend (model) power operator functionality
Also added some error catching for power resulting in numbers too large