There is only one non-linear operator I know of, although I am sure there are more.

The Schwarzian derivative

As far as I know, though, this is not nilpotent...(it has an inverse)

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- May 25th 2010, 07:48 AM #1

- May 25th 2010, 09:13 AM #2
There is only one non-linear operator I know of, although I am sure there are more.

The Schwarzian derivative

As far as I know, though, this is not nilpotent...(it has an inverse)